Read Sharp TU-X1E (serv.man8) Service Manual online
TU-X1E/RU
7 – 21
[4] TUNER UNIT
1. VHIDRX3913K-1Y Multi Standard Demodulator
Pin No.
Pin Name
I/O
Pin Function
1
I2S_WS
I
I2S Word Strobe
2
VDDL
-
Digital Core Supply 1.2V
3
VSSL
-
Digital Core GND
4
GPIO1
I/O
User Programmable IO-1
5
MSTRT
I
MPEG Start
6
MERR
I
MPEG Error
7
VSSH
-
Digital IO GND
8
VDDH
-
Digital IO Supply 3.3V
9
MCLK
I
MPEG Clock
10
MVAL
I
MPEG Valid
11
MD0
I
MPEG Data[0]
12
MD1
I
MPEG Data[1]
13
MD2
I
MPEG Data[2]
14
MD3
I
MPEG Data[3]
15
VSSL
-
Digital Core GND
16
VDDL
-
Digital Core Supply 1.2V
17
VSSH
-
Digital IO GND
18
VDDH
-
Digital IO Supply 3.3V
19
MD4
I
MPEG Data[4]
20
MD5
I
MPEG Data[5]
21
MD6
I
MPEG Data[6]
22
MD7
I
MPEG Data[7]
23
I2C_SCL1
I
Primary I2C interface Clock
24
I2C_SDA1
I/O
Primary I2C interface Data
25
VSSH
-
Digital IO GND
26
VDDH
-
Digital IO Supply 3.3V
27
VDDL
-
Digital Core Supply 1.2V
28
VSSL
-
Digital Core GND
29
VSYNC
I
I2S Video Sync Input
30
GPIO2
I/O
User Programmable IO-2
31
SAW_SW
I
SAW filter control
32
RSTN
I
Reset
33
RF_AGC
I
Automatic Gain Control
34
IF_AGC
I
Automatic Gain Control 1
35
VSSAL_AFE1
-
AFE Analog GND
36
VDDAL_AFE1
-
AFE Analog Supply 1.2V
37
VDDAH_AFE1
-
AFE Analog Supply 3.3V
38
VSSAH_AFE1
-
AFE Analog GND
39
INN
I
Main Input, differential (negative)
40
INP
I
Main Input, differential (positive)
41
VSSAH_CVBS
-
CVBS/SIF DACs GND
42
VDDAH_CVBS
-
CVBS/SIF DACs Supply 3.3V
43
CVBS
O
CVBS Output
44
SIF
O
SIF Output
45
VSSAL_AFE2
-
PLL Analog GND
46
VDDAL_AFE2
-
PLL Analog Supply 1.2V
47
PDP
I
Main SAW Sense Input (positive)
48
PDN
I
Main Pre-SAW Sense Input (negative)
49
XI
I
Crystal Oscillator Input
50
XO
O
Crystal Oscillator Output or Frequency Reference input
51
VSSAH_OSC
I
Analog GND/Oscillator GND
52
VDDAH_OSC
-
Analog 3.3V/Oscillator 3.3V
53
VDDH
-
Digital IO Supply 3.3V
54
VSSH
-
Digital IO GND
55
VSSL
-
Digital Core GND
56
VDDL
-
Digital Core Supply 1.2V
57
TDO
O
JTAG Test Data Out
58
TMS
I
JTAG Test Mode Select
59
TCK
I
JTAG Test Clock
60
TDI
I
JTAG Test Data In
61
I2C_SDA2
I/O
Secondary I2C Interface Data
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