IDT71V256SA12YG IDT, Integrated Device Technology Inc, IDT71V256SA12YG Datasheet

IC SRAM 256KBIT 12NS 28SOJ

IDT71V256SA12YG

Manufacturer Part Number
IDT71V256SA12YG
Description
IC SRAM 256KBIT 12NS 28SOJ
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet

Specifications of IDT71V256SA12YG

Format - Memory
RAM
Memory Type
SRAM
Memory Size
256K (32K x 8)
Speed
12ns
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
28-SOJ
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
71V256SA12YG
800-1466
800-1466-5
800-1466
Features
Functional Block Diagram
I/O
I/O
©2004 Integrated Device Technology, Inc.
A
A
14
0
7
Ideal for high-performance processor secondary cache
Commercial (0°C to +70°C) and Industrial (–40°C to +85°C)
temperature range options
Fast access times:
– Commercial and Industrial: 10/12/15/20ns
Low standby current (maximum):
– 2mA full standby
Small packages for space-efficient layouts:
– 28-pin 300 mil SOJ
– 28-pin TSOP Type I
Produced with advanced high-performance CMOS
technology
Inputs and outputs are LVTTL-compatible
Single 3.3V(±0.3V) power supply
0
CS
WE
OE
CONTROL
CIRCUIT
ADDRESS
DECODER
CIRCUIT
INPUT
DATA
Lower Power
3.3V CMOS Fast SRAM
256K (32K x 8-Bit)
1
Description
as 32K x 8. It is fabricated using IDT’s high-performance, high-reliability
CMOS technology.
at the same time maintaining very high performance. Address access
times of as fast as 10ns are ideal for 3.3V secondary cache in 3.3V
desktop designs.
mode, its very low power characteristics contribute to extended battery life.
By taking CS HIGH, the SRAM will automatically go to a low power standby
mode and will remain in standby as long as CS remains HIGH. Further-
more, under full standby mode (CS at CMOS level, f=0), power consump-
tion is guaranteed to always be less than 6.6mW and typically will be much
smaller.
300 mil TSOP Type I.
The IDT71V256SA is a 262,144-bit high-speed static RAM organized
The IDT71V256SA has outstanding low power characteristics while
When power management logic puts the IDT71V256SA in standby
The IDT71V256SA is packaged in a 28-pin 300 mil SOJ and a 28-pin
MEMORY ARRAY
I/O CONTROL
262,144 BIT
V
GND
CC
IDT71V256SA
FEBRUARY 2009
3101 drw 01
,
DSC-3101/08

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IDT71V256SA12YG Summary of contents

Page 1

... CMOS level, f=0), power consump- tion is guaranteed to always be less than 6.6mW and typically will be much smaller. The IDT71V256SA is packaged in a 28-pin 300 mil SOJ and a 28-pin 300 mil TSOP Type I. 262,144 BIT MEMORY ARRAY I/O CONTROL 1 IDT71V256SA V CC ...

Page 2

IDT71V256SA 3.3V CMOS Static RAM 256K (32K x 8-Bit) Pin Configurations SO28 ...

Page 3

IDT71V256SA 3.3V CMOS Static RAM 256K (32K x 8-Bit) Recommended DC Operating Conditions Symbol Parameter Min. V Supply Voltage 3.0 CC GND Ground V Input High Voltage - Inputs 2 Input High Voltage - I/O 2 ...

Page 4

IDT71V256SA 3.3V CMOS Static RAM 256K (32K x 8-Bit) AC Test Conditions Input Pulse Levels Input Rise/Fall Times Input Timing Reference Levels Output Reference Levels AC Test Load 3.3V 320 DATA OUT 350 Figure 1. AC Test Load AC Electrical ...

Page 5

IDT71V256SA 3.3V CMOS Static RAM 256K (32K x 8-Bit) Timing Waveform of Read Cycle No. 1 ADDRESS OE CS DATA OUT NOTES HIGH for Read cycle. 2. Transition is measured ±200mV from steady state. Timing Waveform of ...

Page 6

IDT71V256SA 3.3V CMOS Static RAM 256K (32K x 8-Bit) Timing Waveform of Write Cycle No. 1 (WE Controlled Timing) ADDRESS DATA (3) OUT DATA IN NOTES write occurs during the overlap of a ...

Page 7

IDT71V256SA 3.3V CMOS Static RAM 256K (32K x 8-Bit) Ordering Information — Commercial and Industrial 71V256 SA XX Device Power Speed Package Type Process/ Tape & Reel Temperature Range 6.42 7 Commercial and Industrial Temperature Ranges X ...

Page 8

IDT71V256SA 3.3V CMOS Static RAM 256K (32K x 8-Bit) Datasheet Document History 1/7/ Pg. 6 Pg. 7 Pg. 8 08/09/00 02/01/01 06/21/02 Pg. 7 01/30/04 Pg. 7 02/20/09 Pg.7 CORPORATE HEADQUARTERS ...

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