停产的实时时钟 (RTC) 模块

Discontinued (RTC) Modules

Type	Package [mm]	Interface	Current @ 3V	Time Accuracy @ 25°C	Temp Comp -40/85°C	VDD min	VDD max	Temp. max	Documents	Temp. read back	Clock Out	Battery Switch	Battery Charge	Alarm	Timer	Offset Comp	RAM [bytes]	EEPROM [bytes]

RV-1805-C3	3.7 x 2.5 x 0.9	I²C	60 nA	±2 ppm		1.1 V	3.6 V	+85°C	数据表应用手册		✓	✓	✓	✓	✓	✓	256
RV-8564-C2	5.0 x 3.2 x 1.2	I²C	250 nA	±20 ppm		1.2 V	5.5 V	+85°C	数据表应用手册		✓			✓	✓
RV-3029-C2	5.0 x 3.2 x 1.2	I²C	800 nA		±6.0 ppm	1.3 V	5.5 V	+125°C	数据表应用手册	✓	✓	✓	✓	✓	✓		8	2
RV-2123-C2	5.0 x 3.2 x 1.2	SPI	130 nA	±20 ppm		1.1 V	5.5 V	+85°C	数据表应用手册		✓			✓	✓	✓
RV-3049-C2	5.0 x 3.2 x 1.2	SPI	800 nA		±6.0 ppm	1.3 V	5.5 V	+125°C	数据表应用手册	✓	✓	✓	✓	✓	✓		8	2