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sensor
Power management
Signal chain
74 Series logic chips
4000 series logic chips
Memory chip
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Timer Real Time Clock (RTC)
Timer Real Time Clock (RTC)
Operational amplifier
Audio amplifier
Timer Real Time Clock (RTC)
timepiece
comparator
RS485-RS422 transceiver
RS232 Driver _ Receiver
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Model
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Select
I²Cserial real-time clock chip with 56 bytes of RAM
Real-time clock/calendar chip with I²C interface
Serial real-time clock chip with 31 bytes of non-volatile static RAM
Supply Voltage （Vcc） (v)
Select
2.5~5.5
2~5.5
4.5~5.5
Quiescent Current Iq(mA)（Max） （uA)
Select
25
500
6
Bus Interface Type
Select
I²C
SPI
Trait
Select
12C bus with century mark from address alarm and timer power failure detector
56-byte non-volatile RAM with spare battery automatic power failure detection and power switching circuit
Single byte or multi-byte (burst mode) minimum pin count for serial IO
Operation Temperature Range (℃)
Select
0~80
-40~85
Package
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DIP-8 SOP-8
SOP-8 TSSOP-8
Datasheet
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