IDT71128 Integrated Device Technology, IDT71128 Datasheet

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IDT71128

Manufacturer Part Number
IDT71128
Description
Cmos Static Ram 1 Meg 256k X 4-bit Revolutionary Pinout
Manufacturer
Integrated Device Technology
Datasheet

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IDT71128S15Y
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©2000 Integrated Device Technology, Inc.
256K x 4 advanced high-speed CMOS static RAM
JEDEC revolutionary pinout (center power/GND) for
reduced noise.
Equal access and cycle times
— Commercial and Industrial: 12/15/20ns
One Chip Select plus one Output Enable pin
Bidirectional inputs and outputs directly
TTL-compatible
Low power consumption via chip deselect
Available in a 32-pin 400 mil Plastic SOJ.
I/O
0
- I/O
A
A
WE
OE
17
CS
0
3
4
ADDRESS
DECODER
CONTROL
CMOS Static RAM
1 Meg (256K x 4-Bit)
Revolutionary Pinout
LOGIC
4
1
organized as 256K x 4. It is fabricated using IDT’s high-perfor-
mance, high-reliability CMOS technology. This state-of-the-art
technology, combined with innovative circuit design techniques,
provides a cost-effective solution for high-speed memory needs.
The JEDEC centerpower/GND pinout reduces noise generation
and improves system performance.
as 6ns, with address access times as fast as 12ns available. All
bidirectional inputs and outputs of the IDT71128 are TTL-compat-
ible and operation is from a single 5V supply. Fully static asyn-
chronous circuitry is used; no clocks or refreshes are required for
operation.
The IDT71128 is a 1,048,576-bit high-speed static RAM
The IDT71128 has an output enable pin which operates as fast
The IDT71128 is packaged in a 32-pin 400 mil Plastic SOJ.
1,048,576-BIT
I/O CONTROL
MEMORY
ARRAY
3483 drw 01
.
IDT71128
DSC-3483/09

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IDT71128 Summary of contents

Page 1

... The JEDEC centerpower/GND pinout reduces noise generation and improves system performance. The IDT71128 has an output enable pin which operates as fast as 6ns, with address access times as fast as 12ns available. All bidirectional inputs and outputs of the IDT71128 are TTL-compat- ible and operation is from a single 5V supply. Fully static asyn- chronous circuitry is used ...

Page 2

... IDT71128 CMOS Static RAM 1 Meg (256K x 4-bit) Revolutionary Pinout SO32-3 I GND ...

Page 3

IDT 71128 CMOS Static RAM 1 Meg (256K x 4-bit) Revolutionary Pinout Symbol Parameter |I | Input Leakage Current Output Leakage Current LO V Output Low Voltage OL V Output High Voltage OH Symbol Parameter Dynamic Operating ...

Page 4

... IDT71128 CMOS Static RAM 1 Meg (256K x 4-bit) Revolutionary Pinout Symbol READ CYCLE t Read Cycle Time RC t Address Access Time AA t Chip Select Access Time ACS (1) Chip Select to Output in Low-Z t CLZ (1) Chip Deselect to Output in High-Z t CHZ t Output Enable to Output Valid OE (1) Output Enable to Output in Low-Z ...

Page 5

IDT 71128 CMOS Static RAM 1 Meg (256K x 4-bit) Revolutionary Pinout ADDRESS OE CS DATA OUT SUPPLY CC CURRENT I SB ADDRESS DATA PREVIOUS DATA OUT NOTES HIGH for Read Cycle. 2. Device ...

Page 6

... IDT71128 CMOS Static RAM 1 Meg (256K x 4-bit) Revolutionary Pinout ADDRESS DATA (3) OUT DATA IN ADDRESS DATA IN NOTES write occurs during the overlap of a LOW CS and a LOW WE continuously HIGH. During a WE controlled write cycle with OE LOW, t ...

Page 7

IDT 71128 CMOS Static RAM 1 Meg (256K x 4-bit) Revolutionary Pinout IDT 71128 S XX Device Power Speed Type Commercial and Industrial Temperature Ranges X X Package Process/ Temperature Range 6.42 7 Blank Commercial (0°C to +70°C) I Industrial ...

Page 8

... IDT71128 CMOS Static RAM 1 Meg (256K x 4-bit) Revolutionary Pinout 8/5/99 Pg. 3 Pg. 4 Pg. 6 8/13/99 Pg. 8 9/30/99 Pg 2/18/00 Pg. 3 3/14/00 Pg. 3 8/09/00 02/01/01 CORPORATE HEADQUARTERS 2975 Stender Way Santa Clara, CA 95054 The IDT logo is a registered trademark of Integrated Device Technology, Inc. Updated to new format Removed military entries from DC table ...

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