参数资料
型号: M48T201V-85MH1E
厂商: STMICROELECTRONICS
元件分类: 时钟/数据恢复及定时提取
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO44
封装: SNAPHAT, ROHS COMPLIANT, PLASTIC, SOIC-44
文件页数: 24/37页
文件大小: 311K
代理商: M48T201V-85MH1E
DC and AC parameters
M48T201Y, M48T201V
Figure 14.
Power down/up mode AC waveforms
Table 14.
Power down/up mode AC characteristic
Symbol
Parameter(1)
1.
Valid for ambient operating temperature: TA = 0 to 70°C; VCC = 4.5 to 5.5 V or 3.0 to 3.6 V (except where noted).
Min
Max
Unit
tF
(2)
2.
VPFD (max) to VPFD (min) fall time of less than tF may result in deselection/write protection not occurring until 200 s after
VCC passes VPFD (min).
VPFD (max) to VPFD (min) VCC fall time
300
s
tFB
(3)
3.
VPFD (min) to VSS fall time of less than tFB may cause corruption of RAM data.
VPFD (min) to VSS VCC fall time
M48T201Y
10
s
M48T201V
150
s
tR
VPFD (min) to VPFD (max) VCC rise time
10
s
tREC
VPFD (max) to RST high
40
200
ms
tRB
VSS to VPFD (min) VCC rise time
5
s
AI03519
VCC
INPUTS
RST
OUTPUTS
DON'T CARE
HIGH-Z
tF
tFB
tR
tREC
tRB
VALID
VPFD (max)
VPFD (min)
VSO
VALID
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