IDT1339 Integrated Device Technology, IDT1339 Datasheet - Page 16

• Manufacturer Part Number: IDT1339
• Description: Real-time Clock With Serial I 2c Interface
• Manufacturer: Integrated Device Technology

DC Electrical Characteristics
DC Electrical Characteristics
IDT™ REAL-TIME CLOCK WITH SERIAL I
IDT1339
REAL-TIME CLOCK WITH SERIAL I
Unless stated otherwise,
Unless stated otherwise, V
Input Leakage
I/O Leakage
Logic 0 Out
V
Logic 0 Out
VOL = 0.4; VCC > VCC Min.
V
Logic 0 Out
VOL = 0.2 V (
1.8 V <
Logic 0 Out
VOL = 0.2 V (
1.3 V <
V
V
Trickle-charger Resistor Register
10h = A5h,
Trickle-charger Resistor Register
10h = A6h,
Trickle-charger Resistor Register
10h = A7h,
V
V
V
V
CC
CC
CC
CC
BACKUP
BACKUP
BACKUP
BACKUP
> 2.0 V
> 2.0 V
Active Current
Standby Current
V
V
CC
CC
Leakage Current
Current EOSC = 0, SQW Off
Current EOSC = 0, SQW On
Current EOSC = 1
V
V
V
< 2.0 V
< 1.8 V
Parameter
CC
CC
CC
Parameter
V
V
CC
CC
= Typ, V
= Typ, V
= Typ, V
);
);
BACKUP
BACKUP
BACKUP
V
2
C INTERFACE
CC
CC
2
C INTERFACE
= MIN to MAX, Ambient Temperature -40 to +85 C, Note 1
= 0V, Ambient Temperature -40 to +85 C, Note 1
= 0V
= 0V
= 0V
Symbol
I
Symbol
BKLKG
I
I
I
I
CCA
CCS
BKSQW
I
I
I
I
I
I
R1
R2
R3
BKOSC
I
LO
OL
OL
OL
OL
BKDR
LI
Note 2
Note 3
IDT1339-2, Note 3
IDT1339-31,
Note 3
Note 3
Note 3
Note 4
V
3.63 V <
Note 6
CC
Note 7
Note 7
Note 7
16
< 3.63 V
Conditions
Conditions
V
CC
< 5.5 V
Min.
Min.
Typ.
2000
4000
Typ.
400
600
250
80
25
10
IDT1339
Max.
1000
Max.
700
100
250
450
150
200
100
1
1
3
3
3
REV H 112008
Units
Units
RTC
mA
mA
mA
µA
µA
µA
µA
µA
nA
nA
nA
nA