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90-0092 Datasheet(PDF) 3 Page - Maxim Integrated Products

Part No. 90-0092
Description  I2C Serial Real-Time Clock
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Maker  MAXIM [Maxim Integrated Products]
Homepage  http://www.maxim-ic.com
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 3 page
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DS1339 I
2C Serial Real-Time Clock
3 of 20
DC ELECTRICAL CHARACTERISTICS
(VCC = MIN to MAX, TA = -40°C to +85°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Input Leakage
ILI
(Note 3)
1
µA
I/O Leakage
ILO
(Note 4)
1
µA
Logic 0 Out
VOL = 0.4V; VCC > VCC MIN (-3, -33);
VCC
≥ 2.0V (-2)
IOL
(Note 4)
3
mA
Logic 0 Out
VOL = 0.2 (VCC);
1.8V < VCC < 2.0V (DS1339-2)
IOL
(Note 4)
3
mA
Logic 0 Out
VOL = 0.2 (VCC);
1.3V < VCC < 1.8V (DS1339-2)
IOL
(Note 4)
250
µA
VCC Active Current
ICCA
(Note 5)
450
µA
VCC Standby Current (Note 6)
ICCS
-2: VCC = 2.2V
60
100
µA
-3: VCC = 3.3V
80
150
-33: VCC = 5.5V
200
Trickle-Charger Resistor Register
10h = A5h, VCC = Typ, VBACKUP = 0V
R1
(Note 7)
250
Trickle-Charger Resistor Register
10h = A6h, VCC = Typ, VBACKUP = 0V
R2
2000
Trickle-Charger Resistor Register
10h = A7h, VCC = Typ, VBACKUP = 0V
R3
4000
VBACKUP Leakage Current
IBKLKG
25
100
nA
DC ELECTRICAL CHARACTERISTICS
(VCC = 0V, TA = -40°C to +85°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
VBACKUP Current EOSC = 0, SQW Off
IBKOSC
(Note 8)
400
700
nA
VBACKUP Current EOSC = 0, SQW On
IBKSQW
(Note 8)
600
1000
nA
VBACKUP Current EOSC = 1
IBKDR
10
100
nA




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