M48T37V-10MH1E STMicroelectronics, M48T37V-10MH1E Datasheet - Page 7

• Manufacturer Part Number: M48T37V-10MH1E
• Description: IC TIMEKPR NVRAM 256KBIT3V 44SOH
• Manufacturer: STMicroelectronics
• Series: Timekeeper®r
• Type: Clock/Calendar/NVSRAMr

Specifications of M48T37V-10MH1E

• Memory Size: 256K (32K x 8)
• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 44-SOH
• Function: Clock/Calendar/NV Timekeeping RAM/Watchdog Timer/Battery Backup/Alarm
• Rtc Memory Size: 32768 Byte
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: Parallel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-2852-5; M48T37V-10MH1

M48T37Y, M48T37V
Figure 3.
Block diagram
32,768 Hz
CRYSTAL
LITHIUM
CELL
OSCILLATOR AND
IRQ/FT
VOLTAGE SENSE
V CC
CLOCK CHAIN
SWITCHING
CIRCUITRY
AND
WDI
Doc ID 7019 Rev 9
RST
POWER
V PFD
SRAM ARRAY
16 x 8 BiPORT
SRAM ARRAY
32,752 x 8
V SS
Description
A0-A14
DQ0-DQ7
E
W
G
AI03253
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