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參數(shù)資料
| 型號： | M48T513V-85PM1 |
| 廠商： | 意法半導體 |
| 英文描述： | 3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM |
| 中文描述： | 3.3 - 5V的4兆位的SRAM 512KB的x8計時器 |
| 文件頁數(shù)： | 8/23頁 |
| 文件大?。?/td> | 145K |
| 代理商： | M48T513V-85PM1 |
M48T513Y, M48T513V
8/23
Table 7. Power Down/Up Trip Points DC Characteristics
(1)
(T
A
= 0 to 70
°
C)
Symbol
Parameter
Note: 1. All voltages referenced to V
SS
.
2. At 25
°
C.
Table 8. Power Down/Up AC Characteristics
(T
A
= 0 to 70
°
C)
Symbol
Note: 1. V
PFD
(max) toV
PFD
(min) fall time ofless than t
F
may result indeselection/write protection not occurring until 200ms after V
CC
pass-
es V
PFD
(min).
2. V
PFD
(min) to V
SS
fall time of less than t
FB
may cause corruption of RAM data.
Min
Typ
Max
Unit
V
PFD
Power-fail Deselect Voltage
M48T513Y
4.2
4.35
4.5
V
M48T513V
2.7
2.9
3.0
V
V
SO
Battery Back-up Switchover Voltage
M48T513Y
3.0
V
M48T513V
V
PFD
–100mV
t
DR(2)
Expected Data Retention Time
10
YEARS
Parameter
Min
Max
Unit
t
F(1)
V
PFD
(max) to V
PFD
(min) V
CC
Fall Time
300
μ
s
t
FB(2)
V
PFD
(min) to V
SS
V
CC
Fall Time
M48T513Y
10
μ
s
M48T513V
150
μ
s
t
R
V
PFD
(min) to V
PFD
(max) V
CC
Rise Time
0
μ
s
t
RB
V
SS
to V
PFD
(min) V
CC
Rise Time
1
μ
s
t
REC
V
PFD
(max) to RST High
40
200
ms
Figure 6. Power Down/Up Mode AC Waveforms
AI01805
VCC
VPFD(max)
INPUTS
OUTPUTS
DON’T CARE
HIGH-Z
tF
tFB
tR
tRB
VALID
VALID
RECOGNIZED
RECOGNIZED
VPFD(min)
VSO
tREC
RST
相關PDF資料 |
PDF描述 |
|---|---|
| M48T513VSH | 3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| M48T513VPM | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM |
| M48T513VSH | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM |
| M48T513Y | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM |
| M48T513Y-70CS1 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM |
| M48T513Y-70PM1 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM |
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