■ 제품필수정보

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

■ 제품사양

Date Format = D:M:Y, DW Time Format = HH:MM:SS Bus
타입 = Serial-I2C
장착형태 = Surface Mount
패키지 = SOIC
핀수 = 8
크기 = 4.9 x 3.9 x 1.5mm Length = 4.9mm Width = 3.9mm
높이 = 1.5mm Maximum Operating Supply Voltage = 5.5 V 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