w83977atf Winbond Electronics Corp America, w83977atf Datasheet - Page 19

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w83977atf

Manufacturer Part Number
w83977atf
Description
Winbond I/o
Manufacturer
Winbond Electronics Corp America
Datasheet

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Quantity
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1.8 POWER PINS
1.9 ACPI Interface
VCC
VSB
GND
VBAT
XTAL1
XTAL2
SYMBOL
SYMBOL
20, 55, 85,
115
71
25, 62, 90,
120
PIN
64
63
61
PIN
I/O
NA
IN
O
8t
C
+5V power supply for the digital circuitry.
+5V stand-by power supply for the digital circuitry.
Ground.
Battery voltage input.
32.768Khz Clock Input.
32.768Khz Clock Output.
-18-
FUNCTION
FUNCTION
Publication Release Date: April 1998
W83977ATF
PRELIMINARY
Revision 0.52

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