PT7C433833 (Not Recommended for New Design (NRND)) Series

NRND = Not Recommended for New Design

Catalog

NRND = Not Recommended for New Design

Part	Type	Voltage - Supply, Battery [Max]	Voltage - Supply, Battery [Min]	Time Format	Voltage - Supply [Min]	Voltage - Supply [Max]	Interface	Operating Temperature [Max]	Operating Temperature [Min]	Current - Timekeeping (Max)	Memory Size	Mounting Type	Package / Case	Package / Case [custom]	Package / Case	Features	Supplier Device Package	Package / Case [y]	Package / Case [x]
Diodes Inc PT7C433833UEX	Clock/Calendar	3.7 V	1.5 V	HH:MM:SS (12/24 hr)	2.7 V	5.5 V	2-Wire Serial I2C	85 °C	-40 °C	125 µA	56 B	Surface Mount	8-MSOP 8-TSSOP	0.118 in	3 mm	Leap Year NVSRAM Square Wave Output	8-MSOP
Diodes Inc PT7C433833AWEX	Clock/Calendar	3.7 V	1.5 V	HH:MM:SS (12/24 hr)	2.7 V	5.5 V	2-Wire Serial I2C	85 °C	-40 °C	125 µA	56 B	Surface Mount	8-SOIC			Leap Year NVSRAM Square Wave Output	8-SOIC	3.9 mm	0.154 in
Diodes Inc PT7C433833WE	Clock/Calendar	3.7 V	1.5 V	HH:MM:SS (12/24 hr)	2.7 V	5.5 V	2-Wire Serial I2C	85 °C	-40 °C	125 µA	56 b	Surface Mount	8-SOIC			Leap Year NVSRAM Square Wave Output	8-SOIC	3.9 mm	0.154 in
Diodes Inc PT7C433833WEX	Clock/Calendar	3.7 V	1.5 V	HH:MM:SS (12/24 hr)	2.7 V	5.5 V	2-Wire Serial I2C	85 °C	-40 °C	125 µA	56 b	Surface Mount	8-SOIC			Leap Year NVSRAM Square Wave Output	8-SOIC	3.9 mm	0.154 in
Diodes Inc PT7C433833AZEEX	Clock/Calendar	3.7 V	1.5 V	HH:MM:SS (12/24 hr)	2.7 V	5.5 V	2-Wire Serial I2C	85 °C	-40 °C	125 µA	56 B	Surface Mount	8-WFDFN Exposed Pad			Leap Year NVSRAM Square Wave Output	8-TDFN (2x3)

NRND = Not Recommended for New Design

• Accuate calendar and time keeping

• Programmable square wave output

The PT7C433833A is a low-power clock/calendar with a programmable square-wave output and 56 bytes of nonvolatile RAM.