19
PIN FUNCTIONS
Pin No Name Function
1
AO
Connected to ground
2
A1
Connected to ground
3
A2
Connected to ground
4
A3
Connected to ground
5
SDA
Serial data input/output
6
SCL
Serial clock input
7
WP
Write Protection Pin
· Connected to Vcc
: Protection valid
· Connected to Ground
: Protection invalid
8
Vcc
Power Supply
TDA1308:
Features:
n
Wide temperature range
n
No switch ON/OFF clicks
n
Excellent power supply ripple rejection
n
Low power consumption
n
Short-circuit resistant
n
High performance
- high signal-to-noise ratio
- high slew rate
- low distortion
n
Large output voltage swing
PINNING
PIN VALUE
1. Output A (Voltage swing)
: Min : 0.75V, Max : 4.25V
2. Inverting input A
: Vo(clip) : Min : 1400mVrms
3. Non-inverting input A
: 2.5V
4. Ground
: 0V
5. Non-inverting input B
: 2.5V
6. Inverting input B
: Vo(clip) : Min : 1400mVrms
7. Output B (Voltage swing)
: Min : 0.75V, Max : 4.25V
8. Positive supply
G1965M:
Features:
n
TV IF filter with Nyquist slope and sound shelf at typ. 20.4dB
n
High colour carrier level at typ. 1.0dB
n
Constant group delay
n
Insertion attenuation typ. 15.0dB
PINNING
1. Input
2. Input-ground
3. Chip carrier-ground
MSP 3430G
General Description
The MSP3430G is the BTSC version of the MSP34X0G series Multi Standard Sound Processors.
Features
n
Standard Selection with single I 2 C transmission
n
Automatic Standard Detection of terrestrial TV standards
n
Automatic Sound Selection (mono/stereo/bilingual), new registers MODUS, STATUS
n
Two selectable sound IF (SIF) inputs
n
Automatic Carrier Mute function
n
Interrupt output programmable (indicating status change)
n
Loudspeaker / Headphone channel with volume, balance, bass, treble, loudness
n
AVC: Automatic Volume Correction
n
Subwoofer output with programmable low-pass and complementary high-pass filter
n
5-band graphic equalizer for loudspeaker channel
n
Spatial effect for loudspeaker channel
n
Four Stereo SCART (line) inputs, one Mono input; two Stereo SCART outputs
n
Complete SCART in/out switching matrix
n
Two I 2 S inputs; one I 2 S output
n
Dolby Pro Logic with DPL 351xA coprocessor
n
Demodulation of the BTSC multiplex signal and the SAP channel
n
Alignment free digital DBX noise reduction for BTSC Stereo and SAP
n
BTSC stereo separation (MSP 3420/40G also EIA-J) significantly better than spec.
n
SAP and stereo detection for BTSC system
n
Demodulation of the FM-Radio multiplex signal
Summary of Contents for 11AK33
Page 1: ...SERVICE MANUAL CTW3250 32 WIDE CTV Effective FEB02 CTW3250SERV ...
Page 39: ...38 GENERAL BLOCK DIAGRAM OF CHASSIS AK19PRO ...
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