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参数资料
| 型号： | M48T08Y-10MH1TR |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 时钟/数据恢复及定时提取 |
| 英文描述： | 0 TIMER(S), REAL TIME CLOCK, PDSO28 |
| 封装： | 0.330 INCH, PLASTIC, SOH-28 |
| 文件页数： | 15/31页 |
| 文件大小： | 256K |
| 代理商： | M48T08Y-10MH1TR |
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DC and AC parameters
M48T08, M48T08Y, M48T18
Table 10.
Power down/up AC characteristics
Table 11.
Power down/up trip points DC characteristics
Symbol
Parameter(1)
1.
Valid for ambient operating temperature: TA = 0 to 70°C; VCC = 4.75 to 5.5 V or 4.5 to 5.5 V (except where
noted).
Min
Max
Unit
tPD
E1 or W at VIH or E2 at VIL before power-down
0
s
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
tR
VPFD (min) to VPFD (max) VCC rise time
0
s
tRB
VSS to VPFD (min) VCC rise time
1
s
trec
E1 or W at VIH or E2 at VIL before power-up
1
ms
tPFX
INT low to auto deselect
10
40
s
tPFH
VPFD (max) to INT high
120
s
Symbol
Parameter(1)(2)
1.
All voltages referenced to VSS.
2.
Valid for ambient operating temperature: TA = 0 to 70°C; VCC = 4.75 to 5.5 V or 4.5 to 5.5 V (except where
noted).
Min
Typ
Max
Unit
VPFD
Power-fail deselect voltage
M48T08
4.5
4.6
4.75
V
M48T18/T08Y
4.2
4.3
4.5
V
VSO
Battery backup switchover voltage
3.0
V
tDR
Expected data retention time
10(3)
3.
At 55°C, VCC = 0 V; tDR = 8.5 years (typ) at 70°C. Requires use of M4T32-BR12SH SNAPHAT
top when
using the SOH28 package.
Years
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相关代理商/技术参数 |
参数描述 |
|---|---|
| M48T08Y-10PC1 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:64 Kbit 8Kb x 8 TIMEKEEPER SRAM |
| M48T08Y-10PC1E | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:64 Kbit 8Kb x 8 TIMEKEEPER SRAM |
| M48T08Y-10PC1F | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:64 Kbit 8Kb x 8 TIMEKEEPER SRAM |
| M48T08Y-10PC1TR | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:64 Kbit 8Kb x 8 TIMEKEEPER SRAM |
| M48T08Y-150MH1 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:64 Kbit 8Kb x 8 TIMEKEEPER SRAM |
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