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參數(shù)資料
| 型號： | M41ST85 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | 5.0 OR 3.0V, 512 bit 64 x 8 SERIAL RTC and NVRAM SUPERVISOR |
| 中文描述： | 5.0或3.0V，512位64 × 8串行時鐘和NVRAM督導(dǎo)員 |
| 文件頁數(shù)： | 16/33頁 |
| 文件大?。?/td> | 464K |
| 代理商： | M41ST85 |
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M41ST85Y, M41ST85W
16/33
Figure 17. Power Down/Up Mode AC Waveforms
Table 7. Power Down/Up AC Characteristics
Note: 1. Valid for Ambient Operating Temperature: T
A
= –40 to 85°C; V
CC
= 4.5 to 5.5V or 2.7 to 3.6V (except where noted).
2. V
PFD
(max) to V
PFD
(min) fall time of less than t
F
may result in deselection/write protection not occurring until
200μs after V
CC
passes V
PFD
(min).
3. V
PFD
(min) to V
SS
fall time of less than t
FB
may cause corruption of RAM data.
4. Programmable (see Table 12, page 25)
Symbol
Parameter
(1)
Min
Typ
Max
Unit
t
F(2)
V
PFD
(max) to V
PFD
(min) V
CC
Fall Time
300
μs
t
FB(3)
V
PFD
(min) to V
SS
V
CC
Fall Time
10
μs
t
PD
EX at V
IH
before Power Down
0
μs
t
PFD
PFI to PFO Propagation Delay
15
25
μs
t
R
V
PFD
(min) to V
PFD
(max) V
CC
Rise Time
10
μs
t
RB
V
SS
to V
PFD
(min) V
CC
Rise Time
1
μs
t
REC(4)
Power up Deselect Time
40
200
ms
AI03661
VCC
VPFD (max)
INPUTS
(PER CONTROL INPUT)
OUTPUTS
DON'T CARE
HIGH-Z
tF
tFB
tR
tPD
tRB
tDR
VALID
VALID
(PER CONTROL INPUT)
RECOGNIZED
RECOGNIZED
VPFD (min)
VSO
tREC
RST
ECON
PFO
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M41ST85W | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5.0 OR 3.0V, 512 bit 64 x 8 SERIAL RTC and NVRAM SUPERVISOR |
| M41ST85W_06 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.0/3.3V I2C Combination Serial RTC, NVRAM Supervisor and Microprocessor Supervisor |
| M41ST85W_07 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.0/3.3V I2C combination serial RTC, NVRAM supervisor and microprocessor supervisor |
| M41ST85W_11 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.0/3.3 V I2C combination serial RTC, NVRAM supervisor and microprocessor supervisor |
| M41ST85WMH | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5.0 OR 3.0V, 512 bit 64 x 8 SERIAL RTC and NVRAM SUPERVISOR |
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