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R1LP0408CSP-7LI 参数 Datasheet PDF下载

R1LP0408CSP-7LI图片预览
型号: R1LP0408CSP-7LI
PDF下载: 下载PDF文件 查看货源
内容描述: 宽温度范围版本4M SRAM ( 512千字× 8位) [Wide Temperature Range Version 4M SRAM (512-kword × 8-bit)]
分类和应用: 存储内存集成电路静态存储器光电二极管
文件页数/大小: 14 页 / 88 K
品牌: RENESAS [ RENESAS TECHNOLOGY CORP ]
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R1LP0408C-I Series  
Low VCC Data Retention Characteristics  
(Ta = 40 to +85°C)  
Parameter  
Symbol Min Typ Max Unit Test conditions*3  
VCC for data retention  
VDR  
2
10  
8
V
CS# VCC 0.2 V, Vin 0 V  
Data  
5SI  
to +85°C  
to +70°C  
to +40°C  
to +25°C  
to +85°C  
to +70°C  
to +40°C  
to +25°C  
ICCDR  
ICCDR  
ICCDR  
ICCDR  
ICCDR  
ICCDR  
ICCDR  
ICCDR  
tCDR  
µA VCC = 3.0 V, Vin 0 V  
retention  
current  
µA CS# VCC 0.2 V  
1.0*2  
0.8*1  
3
µA  
µA  
µA  
µA  
µA  
µA  
3
7LI  
0
20  
16  
1.0*2 10  
0.8*1 10  
Chip deselect to data retention time  
Operation recovery time  
ns  
ns  
See retention waveform  
tR  
t
RC*4   
Notes: 1. Typical values are at VCC = 3.0 V, Ta = +25°C and specified loading, and not guaranteed.  
2. Typical values are at VCC = 3.0 V, Ta = +40°C and specified loading, and not guaranteed.  
3. CS# controls address buffer, WE# buffer, OE# buffer, and Din buffer. In data retention mode,  
Vin levels (address, WE#, OE#, I/O) can be in the high impedance state.  
4. tRC = read cycle time.  
Low VCC Data Retention Timing Waveform (CS# Controlled)  
tR  
tCDR  
Data retention mode  
VCC  
4.5 V  
2.2 V  
VDR  
CS#  
0 V  
CS# VCC – 0.2 V  
Rev.2.00, May.26.2004, page 12 of 12