參數(shù)資料
型號: M48T251V-85PM1
廠商: 意法半導(dǎo)體
英文描述: 5.0 or 3.3V, 4096K TIMEKEEPER SRAM with PHANTOM
中文描述: 5.0或3.3V,4096K與幻象計(jì)時器的SRAM
文件頁數(shù): 20/24頁
文件大?。?/td> 366K
代理商: M48T251V-85PM1
M48T251Y, M48T251V
20/24
Figure 13. Power Down/Up Mode AC Waveforms
Table 12. Power Down/Up Trip Points DC Characteristics
Note: 1. Valid for Ambient Operating Temperature: T
A
= 0 to 70°C; V
CC
= 4.5 to 5.5V or 3.0 to 3.6V (except where noted).
2. At 25°C, V
CC
= 0V; the expected t
DR
is defined as cumulative time in the absence of V
CC
with the clock oscillator running.
Symbol
Parameter
(1)
Min
Max
Unit
t
REC
V
PFD
(max) to CE low
1.5
2.5
ms
t
F
V
PFD
(max) to V
PFD
(min) V
CC
Fall Time
300
μ
s
t
FB
V
PFD
(min) to V
SO
V
CC
Fall Time
10
μ
s
t
R
V
PFD
(min) to V
PFD
(max) V
CC
Rise Time
0
μ
s
t
PD
CE High to Power-Fail
0
μ
s
t
DR(2)
Expected Data Retention Time
10
Years
tDR
tF
tREC
tR
tPD
tFB
VSO
VCC
CE
VPFD (max)
VPFD (min)
AI04236
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