AV9131-01CN16 查看數據表（PDF） - Integrated Circuit Systems
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AV9131-01CN16 Datasheet PDF : 8 Pages
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ICS9131
Pin Descriptions
PIN NUMBER
PIN NAME
1
32 kHz
2
X2
3
X1
4
VDD32
5
VCC
6
VSS
7
AGND
8
OE
9
FS2
10
REFCLK
11
STOPCLK#
12
VSS
13
VCC
14
CPUCLK
15
FS1
16
FS0
TYPE
Output
Output
Input
--
--
--
--
Input
Input
Output
Input
--
--
Output
Input
Input
DESCRIPTION
32.768 kHz output.
Connect 32 kHz crystal, this input includes internal load
capacitor for crystal.
Connect 32 kHz crystal, this input includes internal load
capacitor for crystal.
Power Supply for 32 kHz oscillator.
Power Supply.
Ground.
Analog Ground.
OE tristates outputs when low.
CPU clock frequency select 2.
14.318 MHz output.
Stops CPU clock when low.
Ground.
Power supply.
CPU clock output (see Decoding table).
CPU clock frequency select 1.
CPU clock frequency select 0.
Functionality
FS2 FS1 FS0
0
0
0
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
CPUCLK
16
25
33.3
40
50
60
66.6
80
ACTUALS
16.004
25.059
33.412
40.095
50.119
60.142
66.484
80.190
2
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