PT7C4307WEX Pericom Semiconductor, PT7C4307WEX Datasheet - Page 12

• Manufacturer Part Number: PT7C4307WEX
• Description: IC REAL TIME CLK/CALENDAR 8-SOIC
• Manufacturer: Pericom Semiconductor
• Type: Clock/Calendarr

Specifications of PT7C4307WEX

• Memory Size: 56B
• Time Format: Binary
• Date Format: Binary
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 4.5 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: PT7C4307WEXTR

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Maximum Ratings
Recommended Operating Conditions
DC Electrical Characteristics
Unless otherwise specified, V
Note:
1. V
2. V
3. SCL clocking at max frequency = 100kHz. SDA pin open, /EOSC bit = 0 (oscillator enabled)
4. V
PT0206(08/09)
Sym.
V
V
V
V
V
V
I
PT7C4307
I
I
I
OZ
BAT
BAT
Part No.
IL
CC
OL
Storage Temperature......................................................................................................-65 o Cto +150 o C
Ambient Temperature with Power Applied............................................................-40 o Cto +85 o C
Supply Voltage to Ground Potential (Vcc to GND)...............................................-0.3V to +6.5V
DC Input (All Other Inputs except Vcc & GND)...................................................-0.3V to (V
DC Output Voltage (SDA, /INTA, /INTB pins).....................................................-0.3V to +6.5V
DC Output Current (FOUT).........................................................................................-0.3V to (V
Power Dissipation........................................................................................................320mW
PF
CC
IH
IL
CC
CC
PF
Supply voltage
Supply voltage
Power fail voltage
Current consumption
Current consumption
Low-level input voltage
High-level input voltage
Low-level output voltage
Input leakage current
Output current when OFF
measured at V
= 5.0V and SDA, SCL = 5.0V.
= 0V, V
BAT
Symbol
Item
V
V
= 3V.
V
V
T
BAT
CC
IH
BAT
IL
A
= 3.0V.
DD
Power voltage
Battery voltage
Input high level
Input low level
Operating temperature
= 4.5 ~ 5.5 V, T
V
V
V
V
SCL
SCL
SDA
SDA
SCL
CC
BATT
CC
BAT
Pin
A
= -40 °C to +85 °C
Description
Note 4
OSC on, Note 3
OSC off, Note 1
OSC on, SQW/OUT off, Note 2
OSC on, SQW/OUT on (32kHz)
I
OL
= 5mA
(depend on package)
12
Condition
cc
cc
+0.3V)
+0.3V)
Real-time Clock Module (I
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
extended periods may affect reliability.
Min
-0.3
4.5
2.2
-40
2
maximum
1.216×
V
Min
2.0
4.5
2.0
BAT
-
-
-
-
-
-
-
-
Type
5
-
-
-
-
1.25×
rating
Typ
V
300
480
5.0
BAT
-
-
-
-
-
-
-
-
Data Sheet
V
PT7C4307
Max
CC
1.284×
5.5
3.5
0.8
85
conditions
V
Max
+0.3
200
500
800
0.4
5.5
3.5
1.5
0.8
BAT
1
1
-
2
C Bus)
Ver: 3
Unit
Unit
mA
ºC
µA
nA
µA
µA
V
V
V
V
V
for