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參數(shù)資料
| 型號： | CY7C028-15AC |
| 廠商： | CYPRESS SEMICONDUCTOR CORP |
| 元件分類： | DRAM |
| 英文描述： | 32K/64K x 16/18 Dual-Port Static RAM |
| 中文描述： | 64K X 16 DUAL-PORT SRAM, 15 ns, PQFP100 |
| 封裝： | PLASTIC, TQFP-100 |
| 文件頁數(shù)： | 1/19頁 |
| 文件大小： | 256K |
| 代理商： | CY7C028-15AC |
32K/64K x 16/18
Dual-Port Static RAM
CY7C027/028
CY7C037/038
Cypress Semiconductor Corporation
Document #: 38-06042 Rev. *A
3901 North First Street
San Jose
CA 95134
Revised December 27, 2002
408-943-2600
25/0251
Features
True Dual-Ported memory cells which allow simulta-
neous access of the same memory location
32K x 16 organization (CY7C027)
64K x 16 organization (CY7C028)
32K x 18 organization (CY7C037)
64K x 18 organization (CY7C038)
0.35-micron CMOS for optimum speed/power
High-speed access: 12
[1]
/15/20 ns
Low operating power
—
Active: I
CC
= 180 mA (typical)
—
Standby: I
SB3
= 0.05 mA (typical)
Fully asynchronous operation
Automatic power-down
Expandable data bus to 32/36 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 flags for port-to-port communication
Separate upper-byte and lower-byte control
Dual Chip Enables
Pin select for Master or Slave
Commercial and industrial temperature ranges
Available in 100-pin TQFP
Pin-compatible and functionally equivalent to IDT7027
Notes:
1.
2.
3.
See page 6 for Load Conditions.
I/O
8
–
I/O
15
for x16 devices; I/O
9
–
I/O
for x18 devices.
I/O
0
–
I/O
7
for x16 devices; I/O
0
–
I/O
8
for x18 devices.
For the most recent information, visit the Cypress web site at www.cypress.com
4.
5.
A
–
A
for 32K; A
–
A
for 64K devices.
BUSY is an output in master mode and an input in slave mode.
R/W
L
UB
L
CE
0L
CE
1L
OE
L
I/O
8/9L
–
I/O
15/17L
I/O
Control
Address
Decode
A
0L
–
A
14/15L
CE
L
OE
L
R/W
L
SEM
L
BUSY
L
INT
L
UB
L
LB
L
I/O
Control
CE
L
Interrupt
Semaphore
Arbitration
M/S
LB
L
I/O
0L
–
I/O
7/8L
R/W
R
UB
R
CE
0R
CE
1R
OE
R
I/O
8/9L
–
I/O
15/17R
CE
R
LB
R
I/O
0L
–
I/O
7/8R
Logic Block Diagram
A
0L
–
A
14/15L
True Dual-Ported
RAM Array
A
0R
–
A
14/15R
CE
R
OE
R
R/W
R
SEM
R
BUSY
R
INT
R
UB
R
LB
R
Address
Decode
A
0R
–
A
14/15R
[2]
[2]
[3]
[3]
[4]
[4]
[5]
[5]
[4]
[4]
15/16
8/9
8/9
15/16
8/9
8/9
15/16
15/16
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| CY7C028-20AC | 32K/64K x 16/18 Dual-Port Static RAM |
| CY7C028-20AI | 32K/64K x 16/18 Dual-Port Static RAM |
| CY7C037 | 32K/64K x 16/18 Dual-Port Static RAM |
| CY7C037-12AC | 32K/64K x 16/18 Dual-Port Static RAM |
| CY7C037-15AC | 32K/64K x 16/18 Dual-Port Static RAM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CY7C028-15AI | 功能描述:IC SRAM 64KX16 ASYN DUAL 100TQFP RoHS:否 類別:集成電路 (IC) >> 存儲器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 格式 - 存儲器:EEPROMs - 串行 存儲器類型:EEPROM 存儲容量:4K (512 x 8) 速度:400kHz 接口:I²C，2 線串口 電源電壓:2.7 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 封裝/外殼:8-SOIC（0.173"，4.40mm 寬） 供應(yīng)商設(shè)備封裝:8-MFP 包裝:帶卷 (TR) |
| CY7C028-15AIKJ | 制造商:Rochester Electronics LLC 功能描述: 制造商:Cypress Semiconductor 功能描述: |
| CY7C028-15AXC | 功能描述:靜態(tài)隨機(jī)存取存儲器 5V 64Kx16 COM Async Dual Port 靜態(tài)隨機(jī)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(fēng)格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray |
| CY7C028-15AXI | 功能描述:靜態(tài)隨機(jī)存取存儲器 5V 64Kx16 IND Async Dual Port 靜態(tài)隨機(jī)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(fēng)格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray |
| CY7C028-20AC | 制造商:Cypress Semiconductor 功能描述:SRAM Chip Async Dual 5V 1M-Bit 64K x 16 20ns 100-Pin TQFP |
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