- 您现在的位置：买卖IC网 > PDF目录295353 > CY7C057V-15AXC (CYPRESS SEMICONDUCTOR CORP) 3.3V 16K/32K x 36 FLEx36™ Asynchronous Dual-Port Static PDF资料下载
参数资料
| 型号： | CY7C057V-15AXC |
| 厂商： | CYPRESS SEMICONDUCTOR CORP |
| 元件分类： | SRAM |
| 英文描述： | 3.3V 16K/32K x 36 FLEx36™ Asynchronous Dual-Port Static |
| 中文描述： | 32K X 36 DUAL-PORT SRAM, 15 ns, PQFP144 |
| 封装： | 20 X 20 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, PLASTIC, TQFP-144 |
| 文件页数： | 20/26页 |
| 文件大小： | 713K |
| 代理商： | CY7C057V-15AXC |
CY7C056V
CY7C057V
Document #: 38-06055 Rev. *E
Page 3 of 26
Functional Description
The CY7C056V and CY7C057V are low-power CMOS 16K and
32K x 36 dual-port static RAMs. Various arbitration schemes are
included on the devices to handle situations when multiple
processors access the same piece of data. Two ports are
provided, permitting independent, asynchronous access for
reads and writes to any location in memory. The devices can be
utilized as standalone 36-bit dual-port static RAMs or multiple
devices can be combined in order to function as a 72-bit or wider
master/slave dual-port static RAM. An M/S pin is provided for
implementing 72-bit or wider memory applications without the
need for separate master and slave devices or additional
discrete
logic.
Application
areas
include
interprocessor/multiprocessor designs, communications status
buffering, and dual-port video/graphics memory.
Each port has independent control pins: Chip Enable (CE)[3],
Read or Write Enable (R/W), and Output Enable (OE). Two flags
are provided on each port (BUSY and INT). BUSY signals that
the port is trying to access the same location currently being
accessed by the other port. The Interrupt Flag (INT) permits
communication between ports or systems by means of a mail
box. The semaphores are used to pass a flag, or token, from one
port to the other to indicate that a shared resource is in use. The
semaphore logic is comprised of eight shared latches. Only one
side can control the latch (semaphore) at any time. Control of a
semaphore indicates that a shared resource is in use. An
automatic Power-down feature is controlled independently on
each port by Chip Select (CE0 and CE1) pins.
The CY7C056V and CY7C057V are available in 144-Pin Thin
quad plastic flatpack (TQFP) and 172-Ball ball grid array (BGA)
packages.
Note
3. CE is LOW when CE0 VIL and CE1 VIH.
相关PDF资料 |
PDF描述 |
|---|---|
| CY7C0832V-167AXC | 256K X 18 DUAL-PORT SRAM, 4 ns, PQFP120 |
| CY7C0851AV-133AXC | FLEx36™ 3.3V 32K/64K/128K/256K x 36 Synchronous Dual-Port RAM |
| CY7C0851AV-133BBC | FLEx36™ 3.3V 32K/64K/128K/256K x 36 Synchronous Dual-Port RAM |
| CY7C0851AV-167AXC | FLEx36™ 3.3V 32K/64K/128K/256K x 36 Synchronous Dual-Port RAM |
| CY7C0851AV-167BBC | FLEx36™ 3.3V 32K/64K/128K/256K x 36 Synchronous Dual-Port RAM |
相关代理商/技术参数 |
参数描述 |
|---|---|
| CY7C057V-15AXCT | 功能描述:静态随机存取存储器 3.3V 16Kx36 Aync COM FLEx36 DualPort 静态随机存取存储器 RoHS:否 制造商:Cypress Semiconductor 存储容量:16 Mbit 组织:1 M x 16 访问时间:55 ns 电源电压-最大:3.6 V 电源电压-最小:2.2 V 最大工作电流:22 uA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:TSOP-48 封装:Tray |
| CY7C057V-15AXI | 功能描述:静态随机存取存储器 3.3V 16Kx36 Aync IND FLEx36 DualPort 静态随机存取存储器 RoHS:否 制造商:Cypress Semiconductor 存储容量:16 Mbit 组织:1 M x 16 访问时间:55 ns 电源电压-最大:3.6 V 电源电压-最小:2.2 V 最大工作电流:22 uA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:TSOP-48 封装:Tray |
| CY7C057V-15BBC | 功能描述:静态随机存取存储器 3.3V 16Kx36 Aync COM FLEx36 DualPort 静态随机存取存储器 RoHS:否 制造商:Cypress Semiconductor 存储容量:16 Mbit 组织:1 M x 16 访问时间:55 ns 电源电压-最大:3.6 V 电源电压-最小:2.2 V 最大工作电流:22 uA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:TSOP-48 封装:Tray |
| CY7C057V-15BBI | 功能描述:静态随机存取存储器 3.3V 16Kx36 Aync IND FLEx36 DualPort 静态随机存取存储器 RoHS:否 制造商:Cypress Semiconductor 存储容量:16 Mbit 组织:1 M x 16 访问时间:55 ns 电源电压-最大:3.6 V 电源电压-最小:2.2 V 最大工作电流:22 uA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:TSOP-48 封装:Tray |
| CY7C057V-15BBXC | 功能描述:静态随机存取存储器 3.3V 32Kx36 Async FLEx36 Dual Prt 静态随机存取存储器 RoHS:否 制造商:Cypress Semiconductor 存储容量:16 Mbit 组织:1 M x 16 访问时间:55 ns 电源电压-最大:3.6 V 电源电压-最小:2.2 V 最大工作电流:22 uA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:TSOP-48 封装:Tray |
发布紧急采购，3分钟左右您将得到回复。