rv-3049-c2 MICRO CRYSTAL, rv-3049-c2 Datasheet - Page 4

• Manufacturer Part Number: rv-3049-c2
• Description: Real Time Clock / Calendar Module
• Manufacturer: MICRO CRYSTAL

Micro Crystal
Real Time Clock / Calendar Module
2.1 PINOUT
2.0 BLOCK DIAGRAM
CLKOUT
CLKOE
INT
V
V
V
CE
CLK
SDI
SDO
DD
BACKUP
SS
#1
#10
RV-3049-C2
32.768 kHz
Xtal
INTERFACE
CONTROL
OUTPUT
SPI-BUS
#5
4-wire
#6
OSC
CONTROL
POWER
4/23
# 1
# 2
# 3
# 4
# 5
COMPENSATION
TEMPERATURE
CONTROL
V
CLKOUT
CS
SCL
SDO
DIVIDER
SYSTEM
DD
LOGIC
LOGIC
and
TEMPERATURE
SENSOR
# 10
# 9
# 8
# 7
# 6
Weekday Alarm
Temperature °K
Xtal Temp-Coef
Seconds Alarm
User EEPROM
Minutes Alarm
Xtal Deviation
Xtal T0 Temp
Month Alarm
EE Control 1
Hour Alarm
Year Alarm
Timer High
Day Alarm
Timer Low
User RAM
User RAM
Weekday
Control 1
Control 2
Control 3
Control 4
Seconds
Minutes
2 Bytes
CLKOE
SDI
V
INT
V
8 Byte
Hours
Month
RV-3049-C2
Date
Year
BACKUP
SS
30
3F
00
20
28
29