Sharp LC-32LE340E, Service Manual

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LC-32LE340/343
LC-40LE340/343
37
DDS-0100 Version: 0.10 Released: 01-May-09
- 16 -
CXD2820R
Name No. I/O Function Equivalent Circuit Note
TSDATA4 22 O TS data output
Controllable pull-up
Selectable output current
TSDATA5 23 O TS data output
Controllable pull-up
Selectable output current
TSDATA6 24 O TS data output
Controllable pull-up
Selectable output current
TSDATA7 25 O TS data output
Controllable pull-up
Selectable output current
VSS 26
㧙
Digital Ground n/a
DVDD 27
㧙
3.3V digital power
supply
n/a
SCL 28 I I
2
C clock 5V tolerant
SDA 29 I/O I
2
C data 5V tolerant
CVDD 30
㧙
1.2V digital power
supply
n/a
VSS 31
㧙
Digital Ground n/a
TESTMODE 32 I Test mode setting
5V tolerant
1: Test mode
0: Normal mode
A0 33 I I
2
C slave address
selection
5V tolerant
OSCENBN 34 I Oscillator enable
5V tolerant
1: Stop
0: Run
VSS 35
㧙
Digital Ground n/a
CVDD 36
㧙
1.2V digital power
supply
n/a
RESETN 37 I Hardware reset 5V tolerant
OSCMODE 38 I 3rd overtone crystal
selection
5V tolerant
1: fundamental
0: 3rd overtone
MVSS 39
㧙
Digital Ground n/a
MVDD 40
㧙
1.2V digital power
supply
n/a Supplies memory power
MVDD 41
㧙
1.2V digital power n/a Supplies memory power
57
LC-32LE340/343
LC-40LE340/343