參數(shù)資料
型號: IDT71V416YL15PHI8
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: SRAM
英文描述: 256K X 16 STANDARD SRAM, 15 ns, PDSO44
封裝: 0.400 INCH, TSOP2-44
文件頁數(shù): 1/9頁
文件大?。?/td> 101K
代理商: IDT71V416YL15PHI8
OCTOBER 2003
DSC-6442/00
1
2003 Integrated Device Technology, Inc.
Features
x
256K x 16 advanced high-speed CMOS Static RAM
x
JEDEC Center Power / GND pinout for reduced noise.
x
Equal access and cycle times
– Commercial and Industrial: 10/12/15ns
x
One Chip Select plus one Output Enable pin
x
Bidirectional data inputs and outputs directly
LVTTL-compatible
x
Low power consumption via chip deselect
x
Upper and Lower Byte Enable Pins
x
Single 3.3V power supply
x
Available in 44-pin, 400 mil plastic SOJ package and a 44-
pin, 400 mil TSOP Type II package and a 48 ball grid array,
9mm x 9mm package.
Description
The IDT71V416 is a 4,194,304-bit high-speed Static RAM organized
as 256K x 16. It is fabricated using IDT’s high-perfomance, high-reliability
CMOStechnology.Thisstate-of-the-arttechnology,combinedwithinno-
vativecircuitdesigntechniques,providesacost-effectivesolutionforhigh-
speed memory needs.
The IDT71V416 has an output enable pin which operates as fast as
5ns,withaddressaccesstimesasfastas10ns.Allbidirectionalinputsand
outputs of the IDT71V416 are LVTTL-compatible and operation is from a
single 3.3V supply. Fully static asynchronous circuitry is used, requiring
no clocks or refresh for operation.
The IDT71V416 is packaged in a 44-pin, 400 mil Plastic SOJ and a
44-pin, 400 mil TSOP Type II package and a 48 ball grid array, 9mm x
9mmpackage.
Functional Block Diagram
Output
Enable
Buffer
Address
Buffers
Chip
Select
Buffer
Write
Enable
Buffer
Byte
Enable
Buffers
OE
A0 - A17
Row / Column
Decoders
CS
WE
BHE
BLE
4,194,304-bit
Memory
Array
Sense
Amps
and
Write
Drivers
16
High
Byte
Output
Buffer
High
Byte
Write
Buffer
Low
Byte
Write
Buffer
Low
Byte
Output
Buffer
8
I/O 1
I/O 8
I/O 7
I/O 0
6442 drw 01
3.3V CMOS Static RAM
4 Meg (256K x 16-Bit)
IDT71V416YS
IDT71V416YL
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