DS1337 View Datasheet(PDF) - Maxim Integrated
Part Name
Description
MFG CO.
'DS1337' PDF : 16 Pages View PDF
DS1337 I2C Serial Real-Time Clock
Note 16:
The parameter tOSF is the period of time that the oscillator must be stopped for the OSF bit to be set over the
voltage range of VCC(MIN) ≤ VCC ≤ VCC(MAX)..
TYPICAL OPERATING CHARACTERISTICS
(VCC = 3.3V, TA = +25°C, unless otherwise noted.)
1000
ICCT OSC
ICC vs. VCC ICCS
900
800
INTCN = 0
(Squarew ave on)
700
600
INTCN = 1
(Squarew ave off)
500
400
300
1.3 1.8 2.3 2.8 V3C.C3 (V) 3.8 4.3 4.8 5.3
ICCS vs. Temperature
VCC = 3.0V
700
650
INTCN = 0
(Squarew ave on)
600
550
500
INTCN = 1
450
(Squarew ave off)
400
350
-40.0 -20.0 0.0 V2C0C.0(V) 40.0 60.0 80.0
ICCA vs. VCC
125
100
75
50
25
0
1.8 2.3 2.8 3.3 3.8 4.3 4.8 5.3
VCC (V)
OSCILLATOR FREQUENCY vs. VCC
32768.35
32768.3
32768.25
32768.2
32768.15
32768.1
32768.05
32768
1.3 1.8 2.3 2.8VCC 3(V.3) 3.8 4.3 4.8
4 of 16
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