参数资料
型号: M41ST84YMH6F
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: 0.330 INCH, LEAD FREE, PLASTIC, SOH-28
文件页数: 17/31页
文件大小: 507K
代理商: M41ST84YMH6F
M41ST84Y, M41ST84W
24/31
Figure 21. Power Down/Up Mode AC Waveforms
Table 14. Power Down/Up AC Characteristics
Note: 1. Valid for Ambient Operating Temperature: TA = –40 to 85°C; VCC = 2.7 to 3.6V or 4.5 to 5.5V (except where noted).
2. VPFD(max) to VPFD(min) fall time of less than tF may result in deselection/write protection not occurring until 200s after VCC passes
VPFD(min).
3. VPFD(min) to VSS fall time of less than tFB may cause corruption of RAM data.
4. Programmable (see Table 7., page 21)
5. At 25°C (when using SOH28 + M4T28-BR12SH SNAPHAT top); VCC = 0V.
Symbol
Parameter(1)
Min
Typ
Max
Unit
tF
(2)
VPFD(max) to VPFD(min) VCC Fall Time
300
s
tFB
(3)
VPFD(min) to VSS VCC Fall Time
10
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
1s
tREC(4)
Power up Deselect Time
40
200
ms
tDR
(5)
Expected Data Retention Time
10
YEARS
AI03681
VCC
INPUTS
(PER CONTROL INPUT)
OUTPUTS
DON'T CARE
HIGH-Z
tF
tFB
tR
tRB
tDR
VALID
(PER CONTROL INPUT)
RECOGNIZED
VPFD (max)
VPFD (min)
VSO
tREC
RST
PFO
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