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参数资料
| 型号： | CY7C1339B-166BGC |
| 英文描述： | x32 Fast Synchronous SRAM |
| 中文描述： | X32号，快速同步SRAM |
| 文件页数： | 4/9页 |
| 文件大小： | 194K |
| 代理商： | CY7C1339B-166BGC |
CY7C1019B/
CY7C10191B
Document #: 38-05026 Rev. *A
Page 4 of 9
Data Retention Characteristics Over the Operating Range (L Version Only)
Parameter
Description
Conditions
Min.
Max.
Unit
VDR
VCC for Data Retention
No input may exceed VCC + 0.5V
VCC = VDR = 2.0V,
CE > VCC – 0.3V,
VIN > VCC – 0.3V or VIN < 0.3V
2.0
V
ICCDR
Data Retention Current
300
A
tCDR
[3]
Chip Deselect to Data Retention Time
0
ns
tR
Operation Recovery Time
200
s
Data Retention Waveform
3.0V
tCDR
VDR > 2V
DATA RETENTION MODE
tR
CE
VCC
Switching Waveforms
Read Cycle No. 1[9, 10]
Read Cycle No. 2 (OE Controlled)[10, 11]
Notes:
9.
Device is continuously selected. OE, CE = VIL.
10. WE is HIGH for read cycle.
11. Address valid prior to or coincident with CE transition LOW.
PREVIOUS DATA VALID
DATA VALID
tRC
tAA
tOHA
ADDRESS
DATA OUT
50%
DATA VALID
tRC
tACE
tDOE
tLZOE
tLZCE
tPU
HIGH IMPEDANCE
tHZOE
tHZCE
tPD
HIGH
OE
CE
ICC
ISB
IMPEDANCE
ADDRESS
DATA OUT
VCC
SUPPLY
CURRENT
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| CY7C1340A | Memory |
| CY7C1345-50AC | x36 Fast Synchronous SRAM |
| CY7C1345-90AC | x36 Fast Synchronous SRAM |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| CY7C1339F-100AC | 制造商:Cypress Semiconductor 功能描述:SRAM Chip Sync Single 3.3V 4M-Bit 128K x 32 4.5ns 100-Pin TQFP |
| CY7C1339F-100BGI | 制造商:Cypress Semiconductor 功能描述: |
| CY7C1339F-100BGIT | 制造商:Cypress Semiconductor 功能描述:SRAM Chip Sync Single 3.3V 4M-Bit 128K x 32 4.5ns 119-Pin BGA T/R |
| CY7C1339F-133AC | 制造商:Cypress Semiconductor 功能描述:SRAM Chip Sync Single 3.3V 4M-Bit 128K x 32 4ns 100-Pin TQFP |
| CY7C1339F-166AC | 制造商:Rochester Electronics LLC 功能描述:128KX32 3.3V SYNC-PL SRAM (2.5/3.3V I/O) 1CD - Bulk |
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