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參數資料
| 型號： | CY7C056V-20AC |
| 廠商： | CYPRESS SEMICONDUCTOR CORP |
| 元件分類： | DRAM |
| 英文描述： | 3.3V 16K/32K x 36 FLEx36⑩ Asynchronous Dual-Port Static RAM |
| 中文描述： | 16K X 36 DUAL-PORT SRAM, 20 ns, PQFP144 |
| 封裝： | 20 X 20 MM, 1.40 MM HEIGHT, PLASTIC, TQFP-144 |
| 文件頁數： | 1/22頁 |
| 文件大小： | 280K |
| 代理商： | CY7C056V-20AC |
3.3V 16K/32K x 36
FLEx36 Asynchronous Dual-Port Static RAM
CY7C056V
CY7C057V
PRELIMINARY
Cypress Semiconductor Corporation
3901 North First Street
San Jose
CA 95134
408-943-2600
April 27, 2000
1
Features
True dual-ported memory cells which allow simulta-
neous access of the same memory location
16K x 36 organization (CY7C056V)
32K x 36 organization (CY7C057V)
0.25-micron CMOS for optimum speed/power
High-speed access: 10/12/15/20 ns
Low operating power
—
Active: I
CC
= 260 mA (typical)
—Standby: I
SB3
= 10
μ
A (typical)
Fully asynchronous operation
Automatic power-down
Expandable data bus to 72 bits or more using Mas-
ter/Slave Chip Select when using more than one device
On-Chip arbitration logic
Semaphores included to permit software handshaking
between ports
INT flag for port-to-port communication
Byte Select on Left Port
Bus Matching on Right Port
Depth Expansion via dual chip enables
Pin select for Master or Slave
Commercial and Industrial Temperature Ranges
Compact package
—144-Pin TQFP (20 x 20 x 1.4 mm)
—
172-Ball BGA (1.0 mm pitch) (15 x 15 x .51 mm)
Notes:
1.
2.
A
–A
for 16K; A
–A
for 32K devices.
BUSY is an output in Master mode and an input in Slave mode.
R/W
L
B
0
–B
3
CE
0L
CE
1L
OE
L
I/O
Control
Address
Decode
BUSY
L
INT
L
CE
L
Interrupt
Semaphore
Arbitration
SEM
L
M/S
R/W
R
CE
0R
CE
1R
OE
R
BA
WA
CE
R
Logic Block Diagram
A
0L
–A
13/14L
True Dual-Ported
RAM Array
BUSY
R
INT
R
SEM
R
Address
Decode
A
0R
–A
13/14R
[2]
[2]
[1]
[1]
14/15
14/15
14/15
14/15
Left
Port
Control
Logic
I/O
18L
–I/O
26L
9
I/O
27L
–I/O
35L
9
I/O
0L
–I/O
8L
9
I/O
9L
–I/O
17L
9
Right
Port
Control
Logic
I/O
Control
9
9
I/O
R
9
9
Bus
Match
9/18/36
BM
SIZE
For the most recent information, visit the Cypress web site at www.cypress.com
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PDF描述 |
|---|---|
| CY7C056V-20BAC | 3.3V 16K/32K x 36 FLEx36⑩ Asynchronous Dual-Port Static RAM |
| CY7C056V-10AC | 3.3V 16K/32K x 36 FLEx36⑩ Asynchronous Dual-Port Static RAM |
| CY7C056V-10BAC | 3.3V 16K/32K x 36 FLEx36⑩ Asynchronous Dual-Port Static RAM |
| CY7C056V-12BAC | 3.3V 16K/32K x 36 FLEx36⑩ Asynchronous Dual-Port Static RAM |
| CY7C09079V-12AC | 3.3V 32K/64K/128K x 8/9 Synchronous Dual-Port Static RAM |
相關代理商/技術參數 |
參數描述 |
|---|---|
| CY7C057V-12AC | 制造商:Rochester Electronics LLC 功能描述: 制造商:Cypress Semiconductor 功能描述: |
| CY7C057V-12ACT | 制造商:Cypress Semiconductor 功能描述: |
| CY7C057V-12AXC | 功能描述:靜態隨機存取存儲器 3.3V 16Kx36 Aync COM FLEx36 DualPort 靜態隨機存取存儲器 RoHS:否 制造商:Cypress Semiconductor 存儲容量:16 Mbit 組織:1 M x 16 訪問時間:55 ns 電源電壓-最大:3.6 V 電源電壓-最小:2.2 V 最大工作電流:22 uA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray |
| CY7C057V-12AXCT | 功能描述:IC SRAM 1.152MBIT 12NS 144LQFP RoHS:是 類別:集成電路 (IC) >> 存儲器 系列:- 標準包裝:1,000 系列:- 格式 - 存儲器:RAM 存儲器類型:移動 SDRAM 存儲容量:256M（8Mx32） 速度:133MHz 接口:并聯 電源電壓:1.7 V ~ 1.95 V 工作溫度:-40°C ~ 85°C 封裝/外殼:90-VFBGA 供應商設備封裝:90-VFBGA（8x13） 包裝:帶卷 (TR) 其它名稱:557-1327-2 |
| CY7C057V-12BBC | 功能描述:靜態隨機存取存儲器 3.3V 16Kx36 Aync COM FLEx36 DualPort 靜態隨機存取存儲器 RoHS:否 制造商:Cypress Semiconductor 存儲容量:16 Mbit 組織:1 M x 16 訪問時間:55 ns 電源電壓-最大:3.6 V 電源電壓-最小:2.2 V 最大工作電流:22 uA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray |
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