STK14C88-NF35I

STK14C88-NF35I Datasheet

STK14C88

Part	Datasheet
STK14C88-NF35I	STK14C88-NF35I (pdf)

Related Parts	Information
STK14C88-5C35M	STK14C88-5C35M
STK14C88-5C45M	STK14C88-5C45M
STK14C88-C45I	STK14C88-C45I
STK14C88-NF25	STK14C88-NF25
STK14C88-NF25I	STK14C88-NF25I
STK14C88-NF35	STK14C88-NF35
STK14C88-NF45TR	STK14C88-NF45TR
STK14C88-5K35M	STK14C88-5K35M
STK14C88-NF25TR	STK14C88-NF25TR
STK14C88-NF35ITR	STK14C88-NF35ITR
STK14C88-NF35TR	STK14C88-NF35TR
STK14C88-NF45	STK14C88-NF45
STK14C88-NF45I	STK14C88-NF45I
STK14C88-NF45ITR	STK14C88-NF45ITR
STK14C88-NF25ITR	STK14C88-NF25ITR
STK14C88-L45I	STK14C88-L45I

PDF Datasheet Preview
STK14C88 32Kx8 AutoStore nvSRAM • 25, 35, 45 ns Read Access and R/W Cycle Time • Unlimited Read/Write Endurance The Cypress STK14C88 is a 256 Kb fast static RAM with a nonvolatile Quantum Trap storage element included with each memory cell. • Automatic Nonvolatile STORE on Power Loss The SRAM provides the fast access and cycle times, ease of • Nonvolatile STORE Under Hardware or Software Control s • Automatic RECALL to SRAM on Power Up n • Unlimited RECALL Cycles ig • 1 Million STORE Cycles es • 100-Year Nonvolatile Data Retention D • Single 5V+10% Power Supply • Commercial, Industrial, Military Temperatures w • 32-Pin 300 mil SOIC RoHS-Compliant e • 32-Pin CDIP and LCC Packages use, and unlimited read and write endurance of a normal SRAM. Data automatically transfers to the nonvolatile storage cells when power loss is detected the STORE operation . On power up, data is automatically restored to the SRAM the RECALL operation . Both STORE and RECALL operations are also available under software control. The Cypress nvSRAM is the first monolithic nonvolatile memory to offer unlimited writes and reads. It is the highest performance, most reliable nonvolatile memory available. INPUT BUFFERS ROW DECODER for N Logic Block Diagram ded A5 n A6 e A7 A11 A12 m A13 o A14 ec DQ0 R DQ2 tDQ3 oDQ4 NDQ6 Quantum Trap 512 x 512 STATIC RAM ARRAY 512 x 512 STORE RECALL VCCX VCAP POWER CONTROL STORE/ RECALL CONTROL COLUMN I/O COLUMN DEC A0 A1 A2 A3 A4 A10 SOFTWARE DETECT A0 - A13 • San Jose, CA 95134-1709 • 408-943-2600 [+] Feedback STK14C88 Contents 1 SRAM Write 10 1 Power Up RECALL 10 Logic Block 1 Software Nonvolatile 10 Contents 2 Software Nonvolatile RECALL 10 Pin Configurations 3 AutoStore 10 Pin Descriptions 3 AutoStore INHIBIT 11 s Preventing STORES 12 n Hardware 12 ig Low Average Active 12 s Software STORE/RECALL Mode Selection 14 e Software-Controlled STORE/RECALL Cycle................... 14 D Ordering 15 AutoStore/Power up RECALL 9 w nvSRAM 10 e Noise 10 Not Recommended for N SRAM Read 10 Document History Page 19 Sales, Solutions, and Legal Information 19 Worldwide Sales and Design Support.......................... 19 Products 19 Page 2 of 19 [+] Feedback STK14C88 Pin Configurations Figure Pin Diagram - 32-Pin 300 Mil SOIC/CDIP Figure Pin Diagram - 32-Pin 450 Mil LCC A7 A12 A14 VCap VCCx HSB W VCAP 32 VCC A14 2 31 HSB A12 3 29 A13 s A5 6 n A4 7 ig A3 8 s A2 10 e A1 11 D A0 12 DQ0 13 w DQ1 14 e DQ2 15 N VSS 16 DQ1 DQ2 VSS DQ3 DQ4 DQ5 DQ6 28 A8 27 A9 26 A11 25 G 24 NC 23 A10 22 E 21 DQ7 20 DQ6 19 DQ5 18 DQ4 17 DQ3 A5 A4 A3 NC A2 A1 A0 DQ0 A8 A9 A11 G NC A10 E DQ7 ded for Pin Descriptions n Pin Name e A14-A0 m DQ7-DQ0 m E Input I/O Input Address The 15 address inputs select one of 32,768 bytes in the nvSRAM array. Data Bi-directional 8-bit data bus for accessing the nvSRAM. Chip Enable The active low E input selects the device. Input Write Enable The active low W enables data on the DQ pins to be written to the address c location latched by the falling edge of E. Input Output Enable The active low G input enables the data output buffers during read cycles. RDe-asserting G high caused the DQ pins to tristate. t VCC No HSB Power Supply Power 5.0V, Hardware Store Busy When low this output indicates a Store is in progress. When pulled low external to the chip, it initiates a nonvolatile STORE operation. A weak pull up resistor Commercial and Industrial Ordering Information STK14C88 - N F 45 I TR Packaging Option Blank = Tube TR = Tape and Reel Temperature Range: Blank = Commercial 0 to 70°C I - Industrial -40 to 85°C esigns Lead Finish D F = 100% Sn Matte Tin Speed 25 = 25 ns 35 = 35 ns 45 = 45 ns ew Package N = Plastic 32-pin 300 mil SOIC N C = Ceramic 32-pin 300 mil CDIP r L = Ceramic 32-pad LCC d fo Military Ordering Information e STK14C88 - 5 C 45 M mend Temperature Range M = Military -55 to 125°C com Access Time e 35 = 35 ns R 45 = 45 ns ot Package L=Ceramic 32-pad LCC N C=Ceramic 32-pin 300 mil CDIP K=Ceramic 32-pin 300 mil CDIP with solder dip finish Retention / Endurance 5 = Military 105 Cycles Page 13 of 19 [+] Feedback STK14C88 Software STORE/RECALL Mode Selection A13 - A0 hex 0E38 31C7 03E0 3C1F 303F Mode Read SRAM Read SRAM Read SRAM Read SRAM Read SRAM Output Data Output Data Output Data Output Data Output Data POWER Active Notes 13, 17, 18, 19 0FC0 Nonvolatile STORE Output High Z ICC2 igns L 0E38 31C7 03E0 3C1F 303F 0C63 Read SRAM Read SRAM Read SRAM Read SRAM Read SRAM Nonvolatile RECALL Output Data Output Data Output Data Output Data Output Data Output High Z Active 13, 17, 18, 19 Des Software-Controlled STORE/RECALL Cycle w NO. Symbols e Standard Alt. tAVAV tAVEL fo 35 tELEH tELAX d 37 tRECALL Parameter STORE/RECALL Initiation Cycle Time Address Setup Time Clock Pulse Width Address Hold Time RECALL Duration STK14C88-25 STK14C88-35 STK14C88-45 Unit Ordering Information These parts are not recommended for new designs. Access Times Temperature STK14C88-NF25 5V 32Kx8 AutoStore nvSRAM SOIC32-300 25 ns Commercial STK14C88-NF35 5V 32Kx8 AutoStore nvSRAM SOIC32-300 35 ns Commercial STK14C88-NF45 5V 32Kx8 AutoStore nvSRAM SOIC32-300 45 ns Commercial STK14C88-NF25TR 5V 32Kx8 AutoStore nvSRAM SOIC32-300 25 ns Commercial STK14C88-NF35TR STK14C88-NF45TR STK14C88-NF25I STK14C88-NF35I STK14C88-NF45I STK14C88-NF25ITR STK14C88-NF35ITR 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300 35 ns s 45 ns n 25 ns ig 35 ns s45 ns e25 ns D35 ns Commercial Industrial STK14C88-NF45ITR w STK14C88-C45I e STK14C88-5L35M N STK14C88-5L45M r STK14C88-5C35M fo STK14C88-5C45M STK14C88-5K35M Not Recommended STK14C88-5K45M 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM CDIP32-300 5V 32Kx8 AutoStore nvSRAM LCC32-300 5V 32Kx8 AutoStore nvSRAM LCC32-300 5V 32Kx8 AutoStore nvSRAM CDIP32-300 5V 32Kx8 AutoStore nvSRAM CDIP32-300 5V 32Kx8 AutoStore nvSRAM CDIP32-300 5V 32Kx8 AutoStore nvSRAM CDIP32-300 45 ns 45 ns 35 ns 45 ns 35 ns 45 ns 35 ns 45 ns Industrial Military Page 15 of 19 [+] Feedback STK14C88 Package Diagrams Figure 32-Pin 300 mil SOIC Gull Wing 51-85127 PIN 1 ID 1 TYP. DIMENSIONS IN INCHES[MM] MIN. s REFERENCE JEDEC MO-119 MAX. 06/12/09 Ordering Information description Corrected typo 2821358 GVCH 12/04/2009 Added Note in Ordering Information mentioning that these parts are not recommended for new designs. Added “Not recommended for New Designs” watermark in the PDF. s Added Contents on page ign Sales, Solutions, and Legal Information s Worldwide Sales and Design Support e Cypress maintains a worldwide network of offices, solution centers, manufacturer’s representatives, and distributors. To find the office D closest to you, visit us at cypress.com/sales. Products w PSoC e Clocks & Buffers N Wireless r Memories fo Image Sensors psoc.cypress.com clocks.cypress.com wireless.cypress.com memory.cypress.com image.cypress.com ot Recommended Cypress Semiconductor Corporation, The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used for medical, N life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges. Any Source Code software and/or firmware is owned by Cypress Semiconductor Corporation Cypress and is protected by and subject to worldwide patent protection United States and foreign , United States copyright laws and international treaty provisions. Cypress hereby grants to licensee a personal, non-exclusive, non-transferable license to copy, use, modify, create derivative works of, and compile the Cypress Source Code and derivative works for the sole purpose of creating custom software and or firmware in support of licensee product to be used only in conjunction with a Cypress integrated circuit as specified in the applicable agreement. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified above is prohibited without the express written permission of Cypress. Disclaimer CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to make changes without further notice to the materials described herein. Cypress does not assume any liability arising out of the application or use of any product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress’ product in a life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges. Use may be limited by and subject to the applicable Cypress software license agreement. All products and company names mentioned in this document may be the trademarks of their respective holders. Page 19 of 19 [+] Feedback

PDF Datasheet Preview

STK14C88
32Kx8 AutoStore nvSRAM
• 25, 35, 45 ns Read Access and R/W Cycle Time
• Unlimited Read/Write Endurance

The Cypress STK14C88 is a 256 Kb fast static RAM with a nonvolatile Quantum Trap storage element included with each memory cell.
• Automatic Nonvolatile STORE on Power Loss

The SRAM provides the fast access and cycle times, ease of
• Nonvolatile STORE Under Hardware or Software Control
s
• Automatic RECALL to SRAM on Power Up n
• Unlimited RECALL Cycles ig
• 1 Million STORE Cycles es
• 100-Year Nonvolatile Data Retention D
• Single 5V+10% Power Supply
• Commercial, Industrial, Military Temperatures
w
• 32-Pin 300 mil SOIC RoHS-Compliant e
• 32-Pin CDIP and LCC Packages
use, and unlimited read and write endurance of a normal SRAM.

Data automatically transfers to the nonvolatile storage cells when power loss is detected the STORE operation . On power up, data is automatically restored to the SRAM the RECALL operation . Both STORE and RECALL operations are also available under software control.

The Cypress nvSRAM is the first monolithic nonvolatile memory to offer unlimited writes and reads. It is the highest performance, most reliable nonvolatile memory available.

INPUT BUFFERS

ROW DECODER
for N Logic Block Diagram ded A5 n A6 e A7

A11 A12
m A13 o A14 ec DQ0

R DQ2 tDQ3 oDQ4

NDQ6

Quantum Trap 512 x 512

STATIC RAM ARRAY
512 x 512

STORE RECALL

VCCX VCAP

POWER CONTROL

STORE/ RECALL CONTROL

COLUMN I/O COLUMN DEC

A0 A1 A2 A3 A4 A10

SOFTWARE DETECT

A0 - A13
• San Jose, CA 95134-1709
• 408-943-2600
[+] Feedback

STK14C88

Contents
1 SRAM Write 10
1 Power Up RECALL 10

Logic Block 1 Software Nonvolatile 10

Contents 2 Software Nonvolatile RECALL 10

Pin Configurations 3 AutoStore 10

Pin Descriptions 3 AutoStore INHIBIT 11
s Preventing STORES 12 n Hardware 12 ig Low Average Active 12 s Software STORE/RECALL Mode Selection 14 e Software-Controlled STORE/RECALL Cycle................... 14 D Ordering 15

AutoStore/Power up RECALL 9
w nvSRAM 10 e Noise 10 Not Recommended for N SRAM Read 10

Document History Page 19

Sales, Solutions, and Legal Information 19 Worldwide Sales and Design Support.......................... 19 Products 19

Page 2 of 19 [+] Feedback

STK14C88

Pin Configurations

Figure Pin Diagram - 32-Pin 300 Mil SOIC/CDIP

Figure Pin Diagram - 32-Pin 450 Mil LCC

A7 A12 A14 VCap VCCx HSB W

VCAP
32 VCC

A14 2
31 HSB

A12 3
29 A13
s A5 6 n A4 7 ig A3 8
s A2 10 e A1 11 D A0 12

DQ0 13
w DQ1 14 e DQ2 15 N VSS 16

DQ1 DQ2 VSS DQ3 DQ4 DQ5 DQ6
28 A8 27 A9 26 A11 25 G 24 NC 23 A10 22 E 21 DQ7 20 DQ6 19 DQ5 18 DQ4 17 DQ3

A5 A4 A3

NC A2 A1 A0 DQ0

A8 A9 A11 G NC A10 E DQ7
ded for Pin Descriptions
n Pin Name
e A14-A0 m DQ7-DQ0 m E

Input I/O Input

Address The 15 address inputs select one of 32,768 bytes in the nvSRAM array. Data Bi-directional 8-bit data bus for accessing the nvSRAM. Chip Enable The active low E input selects the device.

Input

Write Enable The active low W enables data on the DQ pins to be written to the address
c location latched by the falling edge of E.

Input

Output Enable The active low G input enables the data output buffers during read cycles.

RDe-asserting G high caused the DQ pins to tristate.
t VCC No HSB

Power Supply Power 5.0V,

Hardware Store Busy When low this output indicates a Store is in progress. When pulled
low external to the chip, it initiates a nonvolatile STORE operation. A weak pull up resistor
Commercial and Industrial Ordering Information

STK14C88 - N F 45 I TR

Packaging Option Blank = Tube TR = Tape and Reel

Temperature Range:

Blank = Commercial 0 to 70°C

I - Industrial -40 to 85°C
esigns Lead Finish D F = 100% Sn Matte Tin

Speed 25 = 25 ns 35 = 35 ns 45 = 45 ns
ew Package

N = Plastic 32-pin 300 mil SOIC
N C = Ceramic 32-pin 300 mil CDIP r L = Ceramic 32-pad LCC d fo Military Ordering Information e STK14C88 - 5 C 45 M
mend Temperature Range M = Military -55 to 125°C
com Access Time e 35 = 35 ns R 45 = 45 ns ot Package

L=Ceramic 32-pad LCC

N C=Ceramic 32-pin 300 mil CDIP

K=Ceramic 32-pin 300 mil CDIP
with solder dip finish

Retention / Endurance 5 = Military 105 Cycles

Page 13 of 19 [+] Feedback

STK14C88

Software STORE/RECALL Mode Selection

A13 - A0 hex
0E38 31C7 03E0 3C1F 303F

Mode

Read SRAM Read SRAM Read SRAM Read SRAM Read SRAM

Output Data Output Data Output Data Output Data Output Data

POWER Active

Notes 13, 17, 18, 19
0FC0

Nonvolatile STORE

Output High Z

ICC2
igns L
0E38 31C7 03E0 3C1F 303F 0C63

Read SRAM Read SRAM Read SRAM Read SRAM Read SRAM Nonvolatile RECALL

Output Data Output Data Output Data Output Data Output Data Output High Z

Active
13, 17, 18, 19

Des Software-Controlled STORE/RECALL Cycle
w NO.

Symbols
e Standard Alt.
tAVAV
tAVEL
fo 35
tELEH
tELAX
d 37 tRECALL

Parameter

STORE/RECALL Initiation Cycle Time Address Setup Time Clock Pulse Width Address Hold Time RECALL Duration

STK14C88-25 STK14C88-35 STK14C88-45 Unit
Ordering Information

These parts are not recommended for new designs.

Access Times Temperature

STK14C88-NF25
5V 32Kx8 AutoStore nvSRAM SOIC32-300
25 ns

Commercial

STK14C88-NF35
5V 32Kx8 AutoStore nvSRAM SOIC32-300
35 ns

Commercial

STK14C88-NF45
5V 32Kx8 AutoStore nvSRAM SOIC32-300
45 ns

Commercial

STK14C88-NF25TR
5V 32Kx8 AutoStore nvSRAM SOIC32-300
25 ns

Commercial

STK14C88-NF35TR STK14C88-NF45TR STK14C88-NF25I STK14C88-NF35I STK14C88-NF45I STK14C88-NF25ITR STK14C88-NF35ITR
5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM SOIC32-300
35 ns
s 45 ns n 25 ns ig 35 ns s45 ns e25 ns D35 ns

Commercial Industrial

STK14C88-NF45ITR
w STK14C88-C45I e STK14C88-5L35M N STK14C88-5L45M r STK14C88-5C35M fo STK14C88-5C45M

STK14C88-5K35M

Not Recommended STK14C88-5K45M
5V 32Kx8 AutoStore nvSRAM SOIC32-300 5V 32Kx8 AutoStore nvSRAM CDIP32-300 5V 32Kx8 AutoStore nvSRAM LCC32-300 5V 32Kx8 AutoStore nvSRAM LCC32-300 5V 32Kx8 AutoStore nvSRAM CDIP32-300 5V 32Kx8 AutoStore nvSRAM CDIP32-300 5V 32Kx8 AutoStore nvSRAM CDIP32-300 5V 32Kx8 AutoStore nvSRAM CDIP32-300
45 ns 45 ns 35 ns 45 ns 35 ns 45 ns 35 ns 45 ns

Industrial Military

Page 15 of 19 [+] Feedback

STK14C88

Package Diagrams

Figure 32-Pin 300 mil SOIC Gull Wing 51-85127

PIN 1 ID 1

TYP.

DIMENSIONS IN INCHES[MM]

MIN.
s REFERENCE JEDEC MO-119

MAX.
06/12/09 Ordering Information description Corrected typo
2821358

GVCH
12/04/2009 Added Note in Ordering Information mentioning that these parts are not
recommended for new designs. Added “Not recommended for New Designs” watermark in the PDF.
s Added Contents on page ign Sales, Solutions, and Legal Information s Worldwide Sales and Design Support e Cypress maintains a worldwide network of offices, solution centers, manufacturer’s representatives, and distributors. To find the office D closest to you, visit us at cypress.com/sales.

Products
w PSoC e Clocks & Buffers N Wireless r Memories fo Image Sensors
psoc.cypress.com clocks.cypress.com wireless.cypress.com memory.cypress.com image.cypress.com
ot Recommended Cypress Semiconductor Corporation, The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any
circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used for medical,

N life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical
components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products in life-support systems
application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.

Any Source Code software and/or firmware is owned by Cypress Semiconductor Corporation Cypress and is protected by and subject to worldwide patent protection United States and foreign , United States copyright laws and international treaty provisions. Cypress hereby grants to licensee a personal, non-exclusive, non-transferable license to copy, use, modify, create derivative works of, and compile the Cypress Source Code and derivative works for the sole purpose of creating custom software and or firmware in support of licensee product to be used only in conjunction with a Cypress integrated circuit as specified in the applicable agreement. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified above is prohibited without the express written permission of Cypress.

Disclaimer CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to make changes without further notice to the materials described herein. Cypress does not assume any liability arising out of the application or use of any product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress’ product in a life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.

Use may be limited by and subject to the applicable Cypress software license agreement.

All products and company names mentioned in this document may be the trademarks of their respective holders.

Page 19 of 19
[+] Feedback

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived STK14C88-NF35I Datasheet file may be downloaded here without warranties.

Datasheet ID: STK14C88-NF35I 508339