DS3231S Maxim Integrated Products, DS3231S Datasheet - Page 8

• Manufacturer Part Number: DS3231S
• Description: Real Time Clock Extremely Accurate I 2C-Integrated RTC-TC
• Manufacturer: Maxim Integrated Products

Specifications of DS3231S

• Function: Clock, Calendar, Battery Backup
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.3 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: Serial
• Package / Case: SOIC-16
• Time Format: HH:MM:SS
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Extremely Accurate I
RTC/TCXO/Crystal
8
_____________________________________________________________________
V
GND
SCL
SDA
V
BAT
CC
X1
X2
I
ADDRESS REGISTER
2
CAPACITOR ARRAY
POWER CONTROL
OSCILLATOR AND
C INTERFACE AND
DECODE
DS3231
CONTROL LOGIC/
TEMPERATURE
2
DIVIDER
SENSOR
C-Integrated
1Hz
1Hz
SQUARE-WAVE BUFFER;
CLOCK AND CALENDAR
ALARM, STATUS, AND
VOLTAGE REFERENCE;
CONTROL REGISTERS
DEBOUNCE CIRCUIT;
PUSHBUTTON RESET
INT/SQW CONTROL
USER BUFFER
REGISTERS
(7 BYTES)
Block Diagram
V
CC
N
N
N
32kHz
INT/SQW
RST