AT49F516-70VI

AT49F516-70VI Datasheet


The AT49F516 is a 5-volt only in-system programmable and erasable Flash Memory. It’s 512K of memory is organized as 32,768 words by 16 bits. Manufactured with Atmel’s advanced nonvolatile CMOS technology, the devices offer access times to 55 ns with power dissipation of just 275 mW over the commercial temperature range. When the device is deselected, the CMOS standby current is less than 100 µA.

Part Datasheet
AT49F516-70VI AT49F516-70VI AT49F516-70VI (pdf)
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• Single Voltage Operation 5V Read 5V Reprogramming
• Fast Read Access Time - 55 ns
• Internal Program Control and Timer
• 8K Word Boot Block With Lockout
• Fast Erase Cycle Time - 10 seconds
• Word-By-Word Programming - 10 µs/Word Typical
• Hardware Data Protection
• DATA Polling For End Of Program Detection
• Small 10 x 14 VSOP Package
• Typical 10,000 Write Cycles

The AT49F516 is a 5-volt only in-system programmable and erasable Flash Memory. It’s 512K of memory is organized as 32,768 words by 16 bits. Manufactured with Atmel’s advanced nonvolatile CMOS technology, the devices offer access times to 55 ns with power dissipation of just 275 mW over the commercial temperature range. When the device is deselected, the CMOS standby current is less than 100 µA.
continued
512K 32K x 16 5-volt Only Flash Memory

AT49F516 Preliminary

Pin Configurations

Pin Name A0 - A14 CE OE WE I/O0 - I/O15 NC

Function Addresses Chip Enable Output Enable Write Enable Data Inputs/Outputs No Connect

PLCC Top View
6 I/O13 5 I/O14 4 I/O15 3 CE 2 NC 1 NC 44 VCC 43 WE 42 NC 41 NC 40 A14

I/O12 7 I/O11 8 I/O10 9

I/O9 10 I/O8 11 GND 12 NC 13 I/O7 14 I/O6 15 I/O5 16 I/O4 17
39 A13 38 A12 37 A11 36 A10 35 A9 34 GND 33 NC 32 A8 31 A7 30 A6 29 A5

A0 1 A1 2 A2 3 A3 4 A4 5 A5 6 A6 7 A7 8 A8 9 GND 10 A9 11 A10 12 A11 13 A12 14 A13 15 A14 16 NC 17 NC 18 WE 19 VCC 20

VSOP Top View Type 1
10 x 14 mm
10 x 14 mm
40 OE 39 I/O0 38 I/O1 37 I/O2 36 I/O3 35 I/O4 34 I/O5 33 I/O6 32 I/07 31 GND 30 I/O8 29 I/O9 28 I/O10 27 I/O11 26 I/O12 25 I/O13 24 I/O14 23 I/O15 22 NC 21 CE

I/O3 18 I/O2 19 I/O1 20 I/O0 21 OE 22 DC 23

A0 24 A1 25 A2 26 A3 27 A4 28

To allow for simple in-system reprogrammability, the AT49F516 does not require high input voltages for programming. Five-volt-only commands determine the read and programming operation of the device. Reading data out of the device is similar to reading from an EPROM. Reprogramming the AT49F516 is performed by erasing a block of data entire chip or main memory block and then programming on a word by word basis. The typical word programming time is a fast 10 µs. The end of a program cycle can be optionally detected by the DATA polling fea-
ture. Once the end of a byte program cycle has been detected, a new access for a read or program can begin. The typical number of program and erase cycles is in excess of 10,000 cycles.

The optional 8K words boot block section includes a reprogramming write lock out feature to provide data integrity. The boot sector is designed to contain user secure code, and when the feature is enabled, the boot sector is permanently protected from being erased or reprogrammed.

Block Diagram

VCC GND

OE WE CE

ADDRESS INPUTS

OE, CE, AND WE LOGIC

Y DECODER X DECODER

DATA INPUTS/OUTPUTS I/O15 - I/O0

DATA LATCH

INPUT/OUTPUT BUFFERS

Y-GATING

MAIN MEMORY 24K WORDS

OPTIONAL BOOT BLOCK 8K WORDS
7FFFH 2000H 1FFFH
0000H

Device Operation

READ The AT49F516 is accessed like an EPROM. When CE and OE are low and WE is high, the data stored at the memory location determined by the address pins is asserted on the outputs. The outputs are put in the high impedance state whenever CE or OE is high. This dual-line control gives designers flexibility in preventing bus contention.

CHIP ERASE When the boot block programming lockout feature is not enabled, the boot block and the main memory block will erase together from the same chip erase command See command definitions table . If the boot block lockout function has been enabled, data in the boot section will not be erased. However, data in the main memory section will be erased. After a chip erase, the device will return to the read mode.
Ordering Information 1
tACC

ICC mA

Active

Standby
Ordering Code

Package

Operation Range

AT49F516-55JC

AT49F516-55VC

Commercial 0° to 70°C

AT49F516-55JI

AT49F516-55VI

Industrial -40° to 85°C

AT49F516-70JC

AT49F516-70VC

Commercial 0° to 70°C

AT49F516-70JI

AT49F516-70VI

Industrial -40° to 85°C

AT49F516-90JC

AT49F516-90VC

Commercial 0° to 70°C

AT49F516-90JI

AT49F516-90VI

Industrial -40° to 85°C

Note:
The AT49F516 has as optional boot block feature. The part number shown in the Ordering Information table is for devices with the boot block in the lower address range i.e., 0000H to 1FFFH . Users requiring the boot block to be in the higher address range should contact Atmel.

Package Type
44-Lead, Plastic, J-Leaded Chip Carrier Package PLCC
40-Lead, Thin Small Outline Package VSOP 10 mm x 14 mm

Packaging Information
44J, 44-Lead, Plastic J-Leaded Chip Carrier PLCC Dimensions in Inches and Millimeters

JEDEC STANDARD MS-018 AC

X 45° PIN NO. 1 IDENTIFY

X 30° - 45°
.656 16.7 SQ
.685 17.4 SQ

REF SQ

X 45° MAX 3X
40V, 40-Lead, Plastic Thin Small Outline Package TSOP Dimensions in Millimeters and Inches *
*Controlling dimension millimeters

AT49F516

Atmel Headquarters

Atmel Operations

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Fax-on-Demand North America 1- 800 292-8635

International 1- 408 441-0732
e-mail

Web Site

BBS 1- 408 436-4309

Atmel Corporation Atmel Cor poration makes no warranty for the use of its products, other than those expressly contained in the Company’s standard warranty which is detailed in Atmel’s Terms and Conditions located on the Company’s website. The Company assumes no responsibility for any errors which may appear in this document, reserves the right to change devices or specifications detailed herein at any time without notice, and does not make any commitment to update the information contained herein. No licenses to patents or other intellectual proper ty of Atmel are granted by the Company in connection with the sale of Atmel products, expressly or by implication. Atmel’s products are not authorized for use as critical components in life support devices or systems.

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Datasheet ID: AT49F516-70VI 518704