IDT1339C-31SOGI8 IDT, Integrated Device Technology Inc, IDT1339C-31SOGI8 Datasheet - Page 17

• Manufacturer Part Number: IDT1339C-31SOGI8
• Description: IC SERIAL RTC I2C LP 16-SOIC
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Clock/Calendar/Alarmr

Specifications of IDT1339C-31SOGI8

• Time Format: HH:MM:SS (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 3.3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 1339C-31SOGI8

AC Electrical Characteristics
IDT® REAL-TIME CLOCK WITH SERIAL I
IDT1339
REAL-TIME CLOCK WITH SERIAL I
Unless stated otherwise, V
WARNING: Under no circumstances are negative undershoots, of any amplitude, allowed when device is in
battery-backup mode.
Note 1: Limits at -40°C are guaranteed by design and are not production tested.
Note 2: SCL only.
Note 3: SDA and SQW/INT.
Note 4: I
Note 5: Specified with the I
Note 6:
SCL Clock Frequency
Bus Free Time Between a STOP and
START Condition
Hold Time (Repeated) START
Condition, Note 8
Low Period of SCL Clock
High Period of SCL Clock
Setup Time for a Repeated START
Condition
Data Hold Time, Notes 9, 10
Data Setup Time, Note 11
Rise Time of Both SDA and SCL
Signals, Note 12
Fall Time of Both SDA and SCL Signals,
Note 12
Setup Time for STOP Condition
Capacitive Load for Each Bus Line,
Note 12
I/O Capacitance (SDA, SCL)
Oscillator Stop Flag (OSF) Delay
V
CCA
CC
must be less than 3.63 V if the 250 resistor is selected.
—SCL at f
Parameter
SC
2
C INTERFACE
max, VIL = 0.0V, VIH =
CC
2
2
C bus inactive, VIL = 0.0V, VIH =
C INTERFACE
= MIN to MAX, Ambient Temperature -40 to +85 C, Note 13
Symbol
t
t
t
t
t
HD:STA
HD:DAT
SU:STO
SU:STA
SU:DAT
t
t
t
t
f
C
HIGH
LOW
SCL
BUF
C
OSF
t
t
R
I/O
F
B
V
CC
17
, trickle charger disabled.
Fast Mode
Standard Mode
Fast Mode
Standard Mode
Fast Mode
Standard Mode
Fast Mode
Standard Mode
Fast Mode
Standard Mode
Fast Mode
Standard Mode
Fast Mode
Standard Mode
Fast Mode
Standard Mode
Fast Mode
Standard Mode
Fast Mode
Standard Mode
Fast Mode
Standard Mode
Note 13
Note 14
Conditions
V
CC
, trickle charger disabled.
20 + 0.1C
20 + 0.1C
20 + 0.1C
20 + 0.1C
Min.
100
100
250
1.3
4.7
0.6
4.0
1.3
4.7
0.6
4.0
0.6
4.7
0.6
4.0
0
0
B
B
B
B
IDT1339
Typ. Max. Units
100
1000
400
100
300
300
300
400
0.9
10
REV K 032910
kHz
ms
pF
pF
µs
µs
µs
µs
µs
µs
ns
ns
ns
µs
RTC