IDT1337
REAL-TIME CLOCK WITH I2C SERIAL INTERFACE
RTC
Typical Operating Characteristics
Icc vs Vcc
IccA vs Vcc
900
800
700
600
500
400
300
200
10
8
6
INTCN=1
INTCN=0
ICCA
4
2
0
1.3
2.3
3.3
4.3
5.3
1.3
2.3
3.3
4.3
5.3
Vcc (V)
Vcc (V)
Oscillator Frequency vs Vcc
(as measured on one IDT1337C sample)
Icc vs Temperature
32768.4
32768.38
32768.36
32768.34
32768.32
32768.3
800
700
600
500
400
300
200
INTCN=1
INTCN=0
Freq
1.3
2.3
3.3
4.3
5.3
-40
-20
0
20
40
60
80
Vcc(V)
Temperature (C)
2
IDT™ REAL-TIME CLOCK WITH I C SERIAL INTERFACE
16
IDT1337
REV H 120208