IDT70824S35G

IDT70824S35G Datasheet

IDT70824S/L

Part	Datasheet
IDT70824S35G	IDT70824S35G (pdf)

Related Parts	Information
IDT70824L25PFI	IDT70824L25PFI
IDT70824L25G	IDT70824L25G
IDT70824L20PF	IDT70824L20PF
IDT70824L20G	IDT70824L20G
IDT70824S25PF8	IDT70824S25PF8
IDT70824S35PF	IDT70824S35PF
IDT70824S35PF8	IDT70824S35PF8
IDT70824L25PF	IDT70824L25PF
IDT70824L25PF8	IDT70824L25PF8
IDT70824S25PF	IDT70824S25PF
IDT70824L25PFI8	IDT70824L25PFI8
IDT70824S20PF8	IDT70824S20PF8
IDT70824S20PF	IDT70824S20PF
IDT70824S20G	IDT70824S20G
IDT70824L35PF8	IDT70824L35PF8
IDT70824L20PF8	IDT70824L20PF8
IDT70824L35PF	IDT70824L35PF
IDT70824L35G	IDT70824L35G
IDT70824S25G	IDT70824S25G

PDF Datasheet Preview
HIGH SPEED 64K 4K X 16 BIT IDT70824S/L SEQUENTIAL ACCESS RANDOM ACCESS MEMORY SARAM High-speed access Military 35/45ns max. Commercial 20/25/35/45ns max. Low-power operation IDT70824S Active 775mW typ. Standby 5mW typ. IDT70824L Active 775mW typ. Standby 1mW typ. 4Kx16SequentialAccessRandomAccessMemory SARAM Sequential Access from one port and standard Random Access from the other port Separate upper-byte and lower-byte control of the Random Access Port High speed operation 20ns tAA for random access port 20ns tCD for sequential port 25ns clock cycle time Architecture based on Dual-Port RAM cells Compatible with Intel BMIC and 82430 PCI Set Width and Depth Expandable Sequential side Address based flags for buffer control Pointer logic supports up to two internal buffers Battery backup operation - 2V data retention TTL-compatible, single 5V +10% power supply Available in 80-pin TQFP and 84-pin PGA Military product compliant to MIL-PRF-38535 QML Industrial temperature range to +85°C is available for selected speeds The IDT70824 is a high-speed 4K x 16-Bit Sequential Access Random Access Memory SARAM . The SARAM offers a single-chip solution to buffer data sequentially on one port, and be accessed randomly asynchronously through the other port. The device has a Dual-Port RAM based architecture with a standard SRAM interface for the random asynchronous access port, and a clocked interface with counter se- Functional Block Diagram A0-11 12 CE OE R/W LB LSB UB MSB Random Access Port Controls I/O0-15 16 12 4K X 16 Memory Array DataL DataR AddrL AddrR Sequential Access Port Controls Reg. Pointer/ Counter RST SCLK CNTEN SOE SSTRT1 SSTRT2 SCE SR/W SLD SI/O0-15 , Start Address for Buffer #1 End Address for Buffer #1 Start Address for Buffer #2 End Address for Buffer #2 Flow Control Buffer Flag Status 2009 Integrated Device Technology, Inc. COMPARATOR EOB1 EOB2 3099 drw 01 JANUARY 2009 DSC-3099/6 Ordering Information Military and Commercial Temperature Ranges 70824 Device Type X Power XX Speed X Package X Process/ Temperature Range Blank I 1 B G PF Commercial 0°C to +70°C Industrial -40°C to +85°C Military to +125°C Compliant to MIL-PRF-38535 QML 84-pin PGA G84-3 80-pin TQFP PN80-1 Commercial Only 25 35 Commercial Only Commercial & Military Speed in nanoseconds Commercial & Military Standard Power Low Power 70824 64K 4K x 16 Sequential Access Random Access Memory 3099 drw 27 NOTE Industrial temperature range is available on selected TQFP packages in standard power. For specific speeds, packages and powers contact your sales office. Datasheet Document History 3/8/99: 6/4/99 11/10/99 4/18/00 5/23/00: 01/29/09: Initiated datasheet document history Converted to new format Cosmetic and typographical corrections Page 2 Added additional notes to pin configurations Changed drawing format Replaced IDT logo Page 3 Added "Outputs" in Sequential pin description table Changed ±200mV to 0mV in notes Page 4 Increased storage temperature parameter Clarified TA parameter Page 5 DC Electrical wording from "open" to "disabled" Page 21 Removed "IDT" from orderable part number CORPORATE HEADQUARTERS 6024 Silver Creek Valley Road San Jose, CA 95138 for SALES 800-345-7015 or 408-284-8200 fax 408-284-2775 The IDT logo is a registered trademark of Integrated Device Technology, Inc. for Tech Support 408-284-2794

PDF Datasheet Preview

HIGH SPEED 64K 4K X 16 BIT

IDT70824S/L

SEQUENTIAL ACCESS

RANDOM ACCESS MEMORY SARAM

High-speed access Military 35/45ns max. Commercial 20/25/35/45ns max.

Low-power operation IDT70824S Active 775mW typ. Standby 5mW typ. IDT70824L Active 775mW typ. Standby 1mW typ.
4Kx16SequentialAccessRandomAccessMemory SARAM Sequential Access from one port and standard Random Access from the other port Separate upper-byte and lower-byte control of the Random Access Port

High speed operation 20ns tAA for random access port 20ns tCD for sequential port 25ns clock cycle time

Architecture based on Dual-Port RAM cells

Compatible with Intel BMIC and 82430 PCI Set Width and Depth Expandable Sequential side

Address based flags for buffer control Pointer logic supports up to two internal buffers Battery backup operation - 2V data retention TTL-compatible, single 5V +10% power supply Available in 80-pin TQFP and 84-pin PGA Military product compliant to MIL-PRF-38535 QML Industrial temperature range to +85°C is available for selected speeds

The IDT70824 is a high-speed 4K x 16-Bit Sequential Access Random Access Memory SARAM . The SARAM offers a single-chip solution to buffer data sequentially on one port, and be accessed randomly asynchronously through the other port. The device has a Dual-Port RAM based architecture with a standard SRAM interface for the random asynchronous access port, and a clocked interface with counter se-

Functional Block Diagram

A0-11 12 CE OE

R/W LB LSB UB MSB

Random Access

Port Controls

I/O0-15
16 12
4K X 16 Memory

Array

DataL

DataR

AddrL

AddrR

Sequential Access Port Controls

Reg.

Pointer/ Counter

RST SCLK CNTEN SOE SSTRT1 SSTRT2 SCE SR/W SLD

SI/O0-15 ,

Start Address for Buffer #1

End Address for Buffer #1 Start Address for Buffer #2

End Address for Buffer #2

Flow Control Buffer

Flag Status
2009 Integrated Device Technology, Inc.

COMPARATOR

EOB1 EOB2
3099 drw 01

JANUARY 2009

DSC-3099/6
Ordering Information

Military and Commercial Temperature Ranges
70824 Device Type

X Power

XX Speed

X Package

X Process/ Temperature Range

Blank I 1 B G PF

Commercial 0°C to +70°C Industrial -40°C to +85°C Military to +125°C Compliant to MIL-PRF-38535 QML 84-pin PGA G84-3 80-pin TQFP PN80-1

Commercial Only
25 35

Commercial Only Commercial & Military

Speed in nanoseconds

Commercial & Military

Standard Power

Low Power
70824 64K 4K x 16 Sequential Access Random Access Memory
3099 drw 27

NOTE Industrial temperature range is available on selected TQFP packages in standard power.

For specific speeds, packages and powers contact your sales office.

Datasheet Document History
3/8/99:
6/4/99 11/10/99 4/18/00 5/23/00:
01/29/09:

Initiated datasheet document history Converted to new format Cosmetic and typographical corrections Page 2 Added additional notes to pin configurations Changed drawing format Replaced IDT logo Page 3 Added "Outputs" in Sequential pin description table Changed ±200mV to 0mV in notes Page 4 Increased storage temperature parameter

Clarified TA parameter Page 5 DC Electrical wording from "open" to "disabled" Page 21 Removed "IDT" from orderable part number

CORPORATE HEADQUARTERS 6024 Silver Creek Valley Road San Jose, CA 95138
for SALES 800-345-7015 or 408-284-8200 fax 408-284-2775

The IDT logo is a registered trademark of Integrated Device Technology, Inc.
for Tech Support 408-284-2794

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 IDT70824S35G Datasheet file may be downloaded here without warranties.

Datasheet ID: IDT70824S35G 637311