參數(shù)資料
型號(hào): CY7C1487V33-133BGC
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: 2M x 36/4M x 18/1M x 72 Flow-through SRAM
中文描述: 1M X 72 CACHE SRAM, 6.5 ns, PBGA209
封裝: 14 X 22 MM, 1.76 MM HEIGHT, PLASTIC, FBGA-209
文件頁數(shù): 11/30頁
文件大?。?/td> 638K
代理商: CY7C1487V33-133BGC
PRELIMINARY
CY7C1481V33
CY7C1483V33
CY7C1487V33
Document #: 38-05284 Rev. *A
Page 11 of 30
Write Cycle Descriptions
[1, 2]
Function (CY7C1481V33)
GW
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
BWE
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
X
BW
d
X
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
X
BW
c
X
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
X
BW
b
X
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
X
BW
a
X
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
X
Read
Read
Write Byte 0
DQa
Write Byte 1
DQb
Write Bytes 1, 0
Write Byte 2
DQc
Write Bytes 2, 0
Write Bytes 2, 1
Write Bytes 2, 1, 0
Write Byte 3
DQd
Write Bytes 3, 0
Write Bytes 3, 1
Write Bytes 3, 1, 0
Write Bytes 3, 2
Write Bytes 3, 2, 0
Write Bytes 3, 2, 1
Write All Bytes
Write All Bytes
Function (CY7C1483V33)
GW
1
1
1
1
1
0
BWE
1
0
0
0
0
X
BW
b
X
1
1
0
0
X
BW
a
X
1
0
1
0
X
Read
Read
Write Byte 0
DQ
[7:0]
and DP
0
Write Byte 1
DQ
[15:8]
and DP
1
Write All Bytes
Write All Bytes
Function (CY7C1487V33)
[5]
GW
1
1
1
1
0
BWE
1
0
0
0
X
BW
x
X
Read
Read
Write Byte X
Write All Bytes
Write All Bytes
All BW
= 1
0
All BW
= 0
X
Note:
5.
BWx represents any byte write signal BW[0..7]. To enable any byte write BWx, a low logic signal should be applied at clock rise. Any number of byte writes
can be enabled at the same time for any given write.
相關(guān)PDF資料
PDF描述
CY7C1483V33 2M x 36/4M x 18/1M x 72 Flow-through SRAM
CY7C1483V33-100AC 2M x 36/4M x 18/1M x 72 Flow-through SRAM
CY7C1483V33-100BGC 2M x 36/4M x 18/1M x 72 Flow-through SRAM
CY7C1483V33-100BZC 2M x 36/4M x 18/1M x 72 Flow-through SRAM
CY7C1483V33-117AC 2M x 36/4M x 18/1M x 72 Flow-through SRAM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CY7C149 WAF 制造商:Cypress Semiconductor 功能描述:
CY7C149-45PC 功能描述:1KX4 18-PIN SRAM RoHS:是 類別:集成電路 (IC) >> 存儲(chǔ)器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 格式 - 存儲(chǔ)器:EEPROMs - 串行 存儲(chǔ)器類型:EEPROM 存儲(chǔ)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)
CY7C150-10DC 制造商:Rochester Electronics LLC 功能描述:- Bulk
CY7C150-15PC 制造商:Rochester Electronics LLC 功能描述:4K (1K X 4)- 24 PIN 300 MIL SEPARATE I/O & RESET SRAM - Bulk
CY7C15025PC 制造商:CYPRESS 功能描述:*