Philips 19HFL3233D/10 Service Manual page 30

EN 30 7. TPM8.2E LA
7.4.12 Demodulator
The MT5135AE provides a high performance DVB-T and
DVB-C demodulation function, the integrated CI+ controller
and interface also reduces the complexity of TS routing.
Overall Features:
• Integrated DVB-T and DVB-C demodulators.
• Integrated CI/CI+ controller and interface.
M _ C _ I N I C L K
9 7
M _ C _ I N I D A T A 6
9 8
C _ I A 1 2
9 9
M _ C _ I N I D A T A 7
1 0 0
C _ I A 7
1 0 1
M _ C _ I O U T C L K
1 0 2
C _ I A 6
1 0 3
C _ I R E S E T
1 0 4
C _ I A 5
1 0 5
C _ I W A T I #
1 0 6
C _ I A 4
1 0 7
C _ I A 3
1 0 8
1 0 9
5 1 3 5 _ D V 3 3
1 1 0
C _ I R E G #
1 1 1
1 1 2
5 1 3 5 _ D V 1 0
1 1 3
C _ I A 2
1 1 4
M _ C _ I O U T V A L D I
1 1 5
C _ I A 1
1 1 6
M _ C _ I O U T S Y N C
1 1 7
C _ I A 0
1 1 8
M _ C _ I O U T D A T A 0
1 1 9
C _ I D 0
1 2 0
M _ C _ I O U T D A T A 1
1 2 1
C _ I D 1
1 2 2
M _ C _ I O U T D A T A 2
1 2 3
C _ I D 2
1 2 4
C _ I C D 2 #
1 2 5
C _ I N I T
1 2 6
1 2 7
1 2 8
5 1 3 5 _ D V 3 3
7.4.13 Tuner
The tuner covers all bands in VHF and UHF. It includes digital
terrestrial (DVB-T), -cable (DVB-C), and analogue (PAL,
Secam). The tuner is fully controlled via the I
selection, as well as broadcast system selection.
2011-Jun-01
Circuit Descriptions
U U 1 1 0 0 1 1 1 1
P A D _ A 1 5
P A D _ A 2 4
P A D _ A 1 2
P A D _ A 2 5
P A D _ A 7
P A D _ V S 2 _
P A D _ A 6
P A D _ P C M C A I _ R E S E T
P A D _ A 5
P A D _ W A T I _
P A D _ A 4
P A D _ A 3
M T 5
D G N D 3 3
D V D D 3 3
P A D _ R E G _
D G N D 1 0
D V D D 1 0
P A D _ A 2
P A D _ B V D 2
P A D _ A 1
P A D _ B V D 1
P A D _ A 0
P A D _ D 8
P A D _ D 0
P A D _ D 9
P A D _ D 1
P A D _ D 1 0
P A D _ D 2
P A D _ C D 2 _
P A D _ C _ I N I T
D G N D 3 3
D V D D 3 3
S P _ I C L E
S P _ I D A T A
S P _ I C L K
D E M O D _ T S D A T A 0
D E M O D _ T S S Y N C
D E M O D _ T S V A L
D E M O D _ T S C L K
R R 1 1 2 2 8 8 5 5
R F _ A G C _ T 1 1 0 0 M M 1 1 1 / 1 / 0 0 W W
Figure 7-15 Demodulator
2
C bus for address
• On-chip integrated SAW filter function.
• 10-Bit ADC accepting IF or low-IF inputs.
• RSSI measurement.
• Independent RF and IF AGC controls.
• One parallel or serial TS interface accepting output.
P A D _
P A D _ S 2
P A D _ S 2
P A D _ S 2
P A D _ S 2
P A D _ S 2
1 3 5
P A D _ S 2
P A D _ S 2
P A D _ S 2
A D _
P P A D _ S
P A D _
P A
P
P A D _
P A D _ T U
A V D
A V D D
P A D
P A D
A V S S 1 2
P A D _ E
R R 1 1 2 2 8 8 4 4
0 0 R R 0 0 5 5 1 1 1 / 1 / 6 6 W W
C C 1 1 2 2 2 2 9 9
1 1 0 0 P P 5 5 0 0 V V R R 1 1 2 2 8 8 6 6
7 7 5 . 5 . M M
/ + / + 5 - 5 - % % R S I S
C _ I D 5
6 4
P A D _ D 5
M _ C _ I O U T D A T A 4
6 3
P A D _ D 1 2
C _ I D 4
6 2
P A D _ D 4
M _ C _ I O U T D A T A 3
6 1
P A D _ D 1 1
C _ I D 3
6 0
P A D _ D 3
C _ I C D 1 #
5 9
P A D _ C D 1 _
P A D _ C H P I _ C T R L
5 8
C H P I _ C T R L
5 7
_ T S _ D A T A 7
5 6
_ T S _ D A T A 6
5 5
_ T S _ D A T A 5
5 4
_ T S _ D A T A 4
5 3
_ T S _ D A T A 3
5 2
_ T S _ D A T A 2
5 1
_ T S _ D A T A 1
5 0
5 1 3 5 _ D V 3 3
D V D D 3 3
4 9
D G N D 3 3
4 8
_ T S _ D A T A 0
4 7
S 2 _ T S _ V A L
4 6
2 _ T S _ S Y N C
4 5
S 2 _ T S _ C L K
R F _ A G C _ 5 1 3 5
4 4
D _ R F _ A G C
4 3
A D _ F I _ A G C
M T 5 1 3 5 _ C L K
4 2
T U N E R _ C L K
M T 5 1 3 5 _ D A T A
4 1
N E R _ D A T A
4 0
5 1 3 5
D V D D 1 0
3 9
A V S S 1 0 _ 5
3 8
A V D
D 3 3 _ F I P G A
3 7
5 1 3 5
1 2 _ D E M O D
M T 5 1 3 5 A D +
3 6
_ F I P G A _ N I P
M T 5 1 3 5 A - D
3 5
_ F I P G A _ N I N
R R 1 1 2 2 6 6 2 2
3 4
_ D E M O D _ 3
N N C C 4 / 4 / K K 7 7 1 1 1 / 1 / 6 6 W W 5 5 % %
3 3
X T _ C L K S E L
R R 1 1 2 2 6 6 6 6
4 4 K K 7 7 1 1 1 / 1 / 6 6 W W 5 5 % %
M M T T 5 5 1 1 3 3 5 5 A A E E
5 1 3 5
R R 1 1 2 2 9 9 3 3
1 1 0 0 K K 1 1 1 / 1 / 6 6 W W 5 5 % %
D E M O D _ R S T
C C 1 1 2 2 4 4 0 0
N N C C 4 / 4 / 7 7 N N 1 1 6 6 V V
C _ I P W R _ E N
R R 1 1 2 2 5 5 8 8
4 4 K K 7 7 1 1 1 / 1 / 6 6 W W 5 5 % %
R R 1 1 2 2 6 6 0 0 R F _ A G C _ C o n r t l o
0 0 R R 0 0 5 5 1 1 1 / 1 / 6 6 W W
_ D V 1 0
D 3 3 _ 4
_ A V 1 2
A V D D 3 3 _ 3
_ D V 3 3
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