TCL 21M62S Service Manual page 26

Confidential
Pin
Pin Name
No.
6 Xout Output
7 Xin
8 TEST
Power
9 up DVdd
Supply
Power
10 up VVss
Supply
Power
54 up AGND
Supply
Power
55 up AVdd
Supply
56 P56
P52
(SDA)
57
(SO1) (Output)
TMPA8873PSNG /CMNG /CPNG /CRNG /CSNG
I/O Function
X'tal connecting pins
Input
Input Test pin for out-going test
Vdd
Supply 5V
GND for Slicer circuit
GND for Oscillator circuit
Vdd for Oscillator circuit
Supply 5V
I/O
I/O
(I/O)
IIC bus serial data input / output
SIO serial data output
6
7
8
9
-
56
57
26
Interface Circuit
Osc.enable
500Ω
fc
1.2MΩ
9
1kΩ
4
CPU core
Digtal curcuit
Slicer
⎯
⎯
⎯
Key-on
Wake-up
5kΩ
Initial"Hi-Z"
Disable
Initial"Hi-Z"
Open drain
output enable
Disable
2005/03/29
9
4
9
4
9
4