DS1347_13 Datasheet, PDF (4/17 Pages) Maxim Integrated Products – Low-Current, SPI-Compatible Real-Time Clock

DS1347
Low-Current, SPI-Compatible
Real-Time Clock
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
120
T_A = +25°C,
100
I_OUT = 0mA,
CS = DIN = GND
80
60
f_SCLK = 4MHz
40
f_SCLK = 1MHz
20
0
2
3
4
5
6
SUPPLY VOLTAGE (V)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
400
T_A = +25°C,
CS = V_CC
EGFIL = 1,
DOSF = 0
350
300
EGFIL = 0,
250
DOSF = 0
EGFIL = 0,
DOSF = 1
200
2
3
4
5
6
SUPPLY VOLTAGE (V)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
500
CS = V_CC,
EGFIL = DOSF = 0
+85°C
400
300
200
2
+70°C
+25°C
0°C
-40°C
3
4
5
6
SUPPLY VOLTAGE (V)
4
Maxim Integrated