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參數(shù)資料
| 型號(hào)： | M48T37V-10MH6TR |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | DIODE ZENER DUAL ISOLATED 200mW 3.3Vz 5mA-Izt 0.0606 5uA-Ir 1 SOT-363 3K/REEL |
| 中文描述： | 3.3 - 5V的256千位的32KB的SRAM x8計(jì)時(shí)器 |
| 文件頁(yè)數(shù)： | 1/20頁(yè) |
| 文件大小： | 128K |
| 代理商： | M48T37V-10MH6TR |
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February 2000
M48T37Y
M48T37V
3.3V-5V 256 Kbit (32Kb x8) TIMEKEEPER
SRAM
I
INTEGRATED ULTRA-LOW POWER SRAM,
REAL TIMECLOCK, POWER-FAIL CONTROL
CIRCUIT and BATTERY
I
FREQUENCY TEST OUTPUT for REAL TIME
CLOCK SOFTWARE CALIBRATION
I
YEAR 2000 COMPLIANT
I
AUTOMATIC POWER-FAIL CHIP DESELECT
and WRITE PROTECTION
I
WATCHDOG TIMER
I
WRITE PROTECT VOLTAGE
(V
PFD
= Power-Fail Deselect Voltage):
– M48T37Y: 4.2V
≤
V
PFD
≤
4.5V
– M48T37V: 2.7V
≤
V
PFD
≤
3.0V
I
PACKAGING INCLUDESa44-LEADSOIC and
SNAPHAT TOP (to be Ordered Separately)
I
SOIC PACKAGE PROVIDES DIRECT
CONNECTION for a SNAPHAT
TOP which
CONTAINS the BATTERY and CRYSTAL
I
MICROPROCESSOR POWER-ON RESET
(Valid even during battery back-up mode)
I
PROGRAMMABLE ALARM OUTPUT ACTIVE
in the BATTERY BACKED-UP
I
BATTERY LOW FLAG
Figure 1. Logic Diagram
AI02172
8
DQ0-DQ7
W
VCC
M48T37Y
M48T37V
VSS
G
E
WDI
RST
IRQ/FT
15
A0-A14
Table 1. Signal Names
A0-A14
Address Inputs
DQ0-DQ7
Data Inputs / Outputs
RST
Power Fail Reset Output (Open Drain)
IRQ/FT
Interrupt / Frequency Test Output
(Open Drain)
WDI
Watchdog Input
E
Chip Enable
G
Output Enable
W
Write Enable
V
CC
Supply Voltage
V
SS
Ground
NC
Not connected Internally
SOH44 (MH)
SNAPHAT (SH)
Battery
44
1
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| M48T37V-70MH1TR | DIODE ZENER SINGLE 300mW 3.6Vz 5mA-Izt 0.0556 5uA-Ir 1 SOT-23 3K/REEL |
| M48T37V-70MH6 | DIODE ZENER DUAL ISOLATED 200mW 3.6Vz 5mA-Izt 0.0556 5uA-Ir 1 SOT-363 3K/REEL |
| M48T37V-70MH6TR | DIODE ZENER SINGLE 150mW 3.6Vz 5mA-Izt 0.0556 5uA-Ir 1 SOT-523 3K/REEL |
| M48T37VMH | 3.3V-5V 256 Kbit 32Kb x8 TIMEKEEPER SRAM |
| M48T37V-70MH1 | 3.3V-5V 256 Kbit 32Kb x8 TIMEKEEPER SRAM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M48T37V-70MH1 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.3V-5V 256 Kbit 32Kb x8 TIMEKEEPER SRAM |
| M48T37V-70MH1E | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.3V-5V 256 Kbit 32Kb x8 TIMEKEEPER SRAM |
| M48T37V-70MH1F | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.3V-5V 256 Kbit 32Kb x8 TIMEKEEPER SRAM |
| M48T37V-70MH1TR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.3V-5V 256 Kbit 32Kb x8 TIMEKEEPER SRAM |
| M48T37V-70MH6 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3.3V-5V 256 Kbit 32Kb x8 TIMEKEEPER SRAM |
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