PT7C4311WEX Pericom Semiconductor, PT7C4311WEX Datasheet - Page 12

• Manufacturer Part Number: PT7C4311WEX
• Description: IC REAL TIME CLK/CALENDAR 8-SOIC
• Manufacturer: Pericom Semiconductor
• Type: Clock/Calendarr

Specifications of PT7C4311WEX

• Memory Size: 56B
• Time Format: Binary
• Date Format: Binary
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 1.2 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: PT7C4311WEXTR

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Maximum Ratings
Note:
Stresses greater than those listed under MAXIMUM RATINGS may cause permanent damage to the device. This is a stress rating only and
functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not
implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability.
Recommended Operating Conditions
PT0322(08/09)
Symbol
V
V
Storage Temperature...................................................................................................................-55 o Cto +125 o C
Ambient Temperature with Power Applied.........................................................................-40 o Cto +85 o C
Supply Voltage to Ground Potential (Vcc to GND) ........................................................-0.3V to +7.0V
DC Input (All Other Inputs except Vcc & GND).............................................................-0.3V to +7.0V
DC Output Voltage......................................................................................................................-0.3V to +7.0V
Power Dissipation.........................................................................................................................250mW
Output Current...............................................................................................................................20mA
V
T
CC
IH
IL
A
Timing data and RAM data maintaining voltage
Timing data writing voltage
Timing data reading voltage
RAM data writing voltage
RAM data reading voltage
Input high level
Input low level
Operating temperature
Description
12
0.7 V
Min
-0.3
1.2
1.5
1.5
3.0
1.5
-40
CC
Real-time Clock Module (I
Type
-
-
-
-
-
-
-
-
V
0.3 V
Max
CC
5.5
5.5
5.5
5.5
5.5
85
+0.3
CC
Unit
ºC
V
Data Sheet
PT7C4311
2
C Bus)
Ver: 2