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参数资料
| 型号： | M41ST87YMX6TR |
| 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, PDSO28 |
| 封装： | 0.300 INCH, ROHS COMPLIANT, PLASTIC, SOX-28 |
| 文件页数： | 39/48页 |
| 文件大小： | 457K |
| 代理商： | M41ST87YMX6TR |
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DC and AC parameters
M41ST87Y, M41ST87W
Table 18.
Power down/up AC characteristics
Symbol
Parameter(1)
1.
Valid for ambient operating temperature: TA = –40 to 85°C; VCC = 4.5 to 5.5 V or 2.7 to 3.6 V (except where noted).
Min
Typ
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
10
s
tPD
EX at VIH before power down
0
s
tPFD
PFI to PFO propagation delay
15
25
s
tR
VPFD(min) to VPFD(max) VCC rise time
10
s
tRB
VSS to VPFD(min) VCC rise time
1
s
trec
Power-up deselect time
96
98(4)
4.
Programmable (see Table 12 on page 39)
ms
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| M41ST87YSS6 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5.0 V and 3.3/3.0 V secure serial RTC and NVRAM supervisor with tamper detection and 128 bytes of clearable NVRAM |
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