DS3232_07 Datasheet, PDF (7/18 Pages) Maxim Integrated Products – Extremely Accurate I2C RTC with Integrated Crystal and SRAM

Extremely Accurate I²C RTC with
Integrated Crystal and SRAM
(V_CC = +3.3V, T_A = +25°C, unless otherwise noted.)
Typical Operating Characteristics
STANDBY SUPPLY CURRENT
vs. SUPPLY VOLTAGE
150
SCL = SDA = VCC
125
RST ACTIVE
100
75
50
25
0
2.3 2.8 3.3 3.8 4.3 4.8 5.3
V_CC (V)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
1000
VCC = 0V
950
BB32kHz = 0
BBSQW = 0
BSY = 0
900
850
800
750
700
2.3 2.8 3.3 3.8 4.3 4.8 5.3
VBAT (V)
SUPPLY CURRENT
vs. TEMPERATURE
0.900
VCC = 0V
BB32kHz = 0
VBAT = 3.4V
0.800
VBAT = 3.0V
0.700
0.600
-40 -20 0 20 40 60 80
TEMPERATURE (°C)
75
65
55
45
35
25
15
5
-5
-15
-25
-35
-45
-40
FREQUENCY DEVIATION
vs. TEMPERATURE vs. AGING
AGING = -128
AGING = -33
AGING = 0
AGING = +127 _{AGING = +32}
-20 0 20 40 60 80
TEMPERATURE (°C)
_____________________________________________________________________ 7