SRC32C Series – 3.2mm x 2.5mm Real Time Clock Module

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SRC32 Real Time Clocks - Suntsu Electronics

Features

• Low Power Consumption
• High Stability
• I2C Interface
• Built-in Temperature Sensor
• Backup Battery Switchover Function

Applications

• Smart Grid
• Ethernet
• Display
• Various Wireless Communication

Part Number Builder

Part Numbering Guide

SRC32 Real Time Clocks Part Number - Suntsu Electronics

Electrical Parameters

ParametersUnitsMinTypicalMaxRemarks
Frequencyppm32.768
Frequency Stability vs. Op Tempppm
ppm
-0.5
-20.0
5.0
20.0
-20ºC ~ 70ºC
-40ºC ~ -20ºC; 70ºC ~ 85ºC
Aging per Yearppm±3
Operating TemperatureºC-4085
Storage TemperatureºC-55125
Supply Voltage (VDD)V
V
2.5
1.6
3.0
3.0
5.0
5.0
Normal Operation
In case of Single Supply
Current Consumption (IDD)uA2.03.0
Symmetry (Duty Cycle)%
%
%
1
45
45
50
50
99
55
55
32768Hz@50% VDD
1024Hz@50% VDD
1Hz@50% VDD
Start Up Times1at 25ºC
I/O Input Voltage (SCI, SDA Input)VGND-0.35.5
I/O Input Voltage (FOE Input)VGND-0.35.5
Clock Output Voltage (FOUT Output)VGND-0.3VDD+0.3
I/O Output Voltage (SDA, /INT Output)VGND-0.35.5
Temperature Sensor AccuracyºC±5VDD=3.0V

Outline Drawing & Recommended Landed Pattern

All dimensions are in millimeters (mm) unless otherwise noted. Drawings are not to scale.
SRC32 Real Time Clocks Outline Drawing - Suntsu Electronics
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