Microchip MCP7940N-E/SN, Real Time Clock (RTC) Serial-I2C, 8-Pin SOIC

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RS-stocknr.:
177-0305
Fabrikantnummer:
MCP7940N-E/SN
Fabrikant:
Microchip
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Merk

Microchip

Date Format

D:M:Y, DW

Time Format

HH:MM:SS

Bus Type

Serial-I2C

Mounting Type

Surface Mount

Package Type

SOIC

Pin Count

8

Dimensions

4.9 x 3.9 x 1.5mm

Length

4.9mm

Width

3.9mm

Height

1.5mm

Maximum Operating Supply Voltage

5.5 V

Maximum Operating Temperature

+125 °C

Minimum Operating Temperature

-40 °C

Minimum Operating Supply Voltage

1.8 V

The MCP7940N series of low-power Real-Time Clocks (RTC) uses digital timing compensation for an accurate clock/calendar, a programmable output control for versatility, and a power sense circuit that automatically switches to the backup supply. Using a low-cost 32.768 kHz crystal, it tracks time using several internal registers.

Battery Backup
64 Bytes Battery-Backed SRAM
2-Wire Serial Interface, I2C™Compatible
I2C Clock Frequency up to 400 kHz
Low-Power
Wide Voltage Range
Operating Voltage 1.8V to 5.5V
Backup Voltage 1.3V to 5.5V
Low Typical Timekeeping Current
Automatic Switchover to Battery Backup

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