CY7C028V-25AXC Datasheet

IC型號：
CY7C028V-25AXC
PDF描述：
3.3V 32K/64K x 16/18 Dual-Port Static RAM
文件大?。?/label>
237.10KB
PDF頁數(shù)：
18頁
芯片廠家：
CYPRESS

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CY7C027V/028V

CY7C037V/038V

3.3V 32K/64K x 16/18 Dual-Port Static RAM

Features

鈥?True Dual-Ported memory cells which allow

simultaneous access of the same memory location

鈥?32K x 16 organization (CY7C027V)

鈥?64K x 16 organization (CY7C028V)

鈥?32K x 18 organization (CY7C037V)

鈥?64K x 18 organization (CY7C038V)

鈥?0.35-micron CMOS for optimum speed/power

鈥?High-speed access: 15/20/25 ns

鈥?Low operating power

鈥?/div>

Active: I

= 115 mA (typical)

鈥?Standby: I

SB3

= 10

碌A

(typical)

鈥?Fully asynchronous operation

鈥?Automatic power-down

鈥?Expandable data bus to 32/36 bits or more using Mas-

ter/Slave chip select when using more than one device

鈥?On-chip arbitration logic

鈥?Semaphores included to permit software handshaking

between ports

鈥?INT flag for port-to-port communication

鈥?Separate upper-byte and lower-byte control

鈥?Dual Chip Enables

鈥?Pin select for Master or Slave

鈥?Commercial and Industrial temperature ranges

鈥?100-pin Lead(Pb)-free TQFP and 100-pin TQFP

Logic Block Diagram

R/W

I/O

8/9L

鈥揑/O

15/17L

I/O

鈥揑/O

7/8L

[2]

[1]

8/9

[1]

I/O

Control

I/O

Control

8/9

I/O

8/9L

鈥揑/O

15/17R

[2]

I/O

鈥揑/O

7/8R

鈥揂

14/15L

[3]

15/16

Address

Decode

15/16

True Dual-Ported

RAM Array

Address

Decode

15/16

鈥揂

14/15R

[3]

鈥揂

14/15L

R/W

SEM

[4]

[3]

Interrupt

Semaphore

Arbitration

鈥揂

14/15R

R/W

SEM

[4]

[3]

BUSY

INT

Notes:

1. I/O

鈥揑/O

for x16 devices; I/O

鈥揑/O

for x18 devices.

2. I/O

鈥揑/O

for x16 devices; I/O

鈥揑/O

for x18 devices.

3. A

鈥揂

for 32K; A

鈥揂

for 64K devices.

4. BUSY is an output in master mode and an input in slave mode.

M/S

BUSY

INT

Cypress Semiconductor Corporation

Document #: 38-06078 Rev. *A

鈥?/div>

3901 North First Street

鈥?/div>

San Jose

CA 95134

鈥?/div>

408-943-2600

Revised September 20, 2004

數(shù)據(jù)列表
CY7C027V,AV,028V,037AV,038V
標準包裝
90
類別
集成電路 (IC)
家庭
存儲器
系列
-
格式 - 存儲器
RAM
存儲器類型
SRAM - 雙端口，異步
存儲容量
1M (64K x 16)
速度
25ns
接口
并聯(lián)
電源電壓
3 V ~ 3.6 V
工作溫度
0°C ~ 70°C
封裝/外殼
100-LQFP
供應商設備封裝
100-TQFP（14x14）
包裝
托盤
其它名稱
428-2103CY7C028V-25AXC-ND

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CY7C028V-25AXC Datasheet

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