參數(shù)資料
型號: CY7C43664AV
廠商: Cypress Semiconductor Corp.
英文描述: 3.3V 4K x36 x2 Bidirectional Synchronous FIFO w/ Bus Matching(3.3V 4K x36 x2 雙向同步先進(jìn)先出帶總線匹配)
中文描述: 3.3 4K的x36 x2雙向同步FIFO瓦特/總線匹配(3.3 4K的x36 x2雙向同步先進(jìn)先出帶總線匹配)
文件頁數(shù): 1/38頁
文件大小: 581K
代理商: CY7C43664AV
PRELIMINARY
3.3V 1K/4K/16K x36 x2 Bidirectional
Synchronous FIFO w/ Bus Matching
Fully asynchronous and simultaneous read and write
operation permitted
Mailbox bypass register for each FIFO
Parallel and Serial Programmable Almost Full and
Almost Empty flags
Retransmit function
Standard or FWFT mode user selectable
Partial Reset
Big or Little Endian format for word or byte bus sizes
128-Pin TQFP packaging
3.3V pin-compatible, feature enhanced, density up-
grade to IDT723624/34/44 family
Easily expandable in width and depth
CY7C43644AV
CY7C43664AV/CY7C43684AV
Cypress Semiconductor Corporation
3901 North First Street
San Jose
CA 95134
408-943-2600
August 30, 1999
V
Features
3.3V high-speed, low-power, bidirectional, First-In First-
Out (FIFO) memories w/ bus matching capabilities
1Kx36x2 (CY7C43644AV)
4Kx36x2 (CY7C43664AV)
16Kx36x2 (CY7C43684AV)
0.25-micron CMOS for optimum speed/power
High-speed 133-MHz operation (7.5-ns read/write cycle
times)
Low power
—I
CC
= 60 mA
—I
SB
= 12 mA
Logic Block Diagram
Port A
Control
Logic
Port B
Control
Logic
Mail1
Register
I
R
Write
Pointer
Read
Pointer
Status
Flag Logic
Programmable
Flag Offset
Registers
Timing
Mode
Status
Flag Logic
Write
Pointer
Read
Pointer
1K/4K/16K
x36
Dual Ported
Memory
1K/4K/16K
x36
Dual Ported
Memory
Mail2
Register
O
R
I
R
FIFO1,
Mail1
Reset
Logic
FIFO1,
Mail1
Reset
Logic
CLKA
CSA
W/RA
ENA
MBA
RT2
MRS1
PRS1
FFA/IRA
AFA
SPM
FS0/SD
FS1/SEN
A
0–35
EFA/ORA
AEA
MBF2
MRS2
PRS2
FFB/IRB
AFB
BE/FWFT
B
0–35
CLKB
CSB
W/RB
ENB
MBB
RTI
BE
BM
SIZE
EFB/ORB
AEB
MBF1
O
R
B
36
36
相關(guān)PDF資料
PDF描述
CY7C43644AV 3.3V 1Kx36 x2 Bidirectional Synchronous FIFO w/ Bus Matching(3.3V 1K x36 x2 雙向同步先進(jìn)先出帶總線匹配)
CY7C43684AV 3.3V 16K x36 x2 Bidirectional Synchronous FIFO w/ Bus Matching(3.3V 16K x36 x2 雙向同步先進(jìn)先出帶總線匹配)
CY7C43666AV 3.3V 4K x36/x18x2 Tri Bus FIFO(3.3V 4K x36/x18x2 三路總線先進(jìn)先出)
CY7C43686AV 3.3V 16K x36/x18x2 Tri Bus FIFO(3.3V 16K x36/x18x2 三路總線先進(jìn)先出)
CY7C453 2Kx9 Cascadable Clocked FIFOs with Programmable Flags(帶可編程標(biāo)記的2Kx9可級聯(lián)定時的先進(jìn)先出)
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