TABLE OF CONTENTS INTRODUCTION........................5 TUNER............................ 5 General description of DTT71307: ................. 5 Features of DTT71307: ....................5 Pinning: ........................... 6 AUDIO AMPLIFIER STAGE WITH TDA8932 ..............6 General Description......................6 Features ........................... 6 Applications ........................7 Pinning ..........................7 POWER STAGE ........................
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15.1 LM1117......................... 28 15.1.1 General Description....................28 15.1.2 Features ......................... 29 15.1.3 Applications ......................29 15.1.4 Absolute Maximum Ratings.................. 29 15.1.5 Pinning ........................29 15.2 LM1086......................... 29 15.2.1 General Description....................29 15.2.2 Features ......................... 30 15.2.3 Applications ......................30 15.2.4 Absolute Maximum Ratings..................
1 INTRODUCTION 17MB12 Main Board is a single board IDTV project, consists of Micronas and NEC concept. VCT_Pro and Emma2LL are used as controller for TV and IDTV side respectively. VCT_Pro is capable of handling Audio processing, video processing, motion adaptive upconversion (MAU), Scaling-Display processing and FPD control (DPS), unified memory for audio video and Text, 3D comb filter-PC connectivity, OSD and text processing.
• H igh level digital IF outputs • R F-Modulator input for loop through to TV output (optional) • W ide band AGC • I ndoor Antenna power feed through (optional) 2.3 Pinning: 3 AUDIO AMPLIFIER STAGE WITH TDA8932 3.1 General Description The TDA8932 device is the high-power version that delivers an output power of 2 x 10 WRMS to 2 x 25 WRMS in a Single Ended (SE) configuration or 10 WRMS to 50 WRMS...
3.3 Applications • Flat-TV application • Flat panel monitors • Multimedia systems • Wireless speakers • Micro systems 3.4 Pinning 4 POWER STAGE The DC voltages required at various parts of the chassis and inverters are provided by a main power supply unit and power interface board. The main power supply unit is designed for 24V and 12V DC supply.
for audio amplifier, 1.8V and 3.3V stand by voltage and 8V, 12V, 5V and 3.3Vsupplies for other different parts of the chassis. 5 MICROCONTROLLER (VCTP) 5.1 General Features The VCT 7wxyP is dedicated to high-quality FPD and double-scan TV sets. Modular design and deep-submicron technology allow the economic integration of features in LCD/plasma TV and in all classes of double-scan CRT TV sets.
• State of the art motion adaptive up conversion (with internal memory) • 4H adaptive comb filter for PAL/NTSC (without internal memory) • 3D comb filter for PAL/NTSC (with internal memory) (Optional) • Internal SDR RAM interface • Powerful horizontal and vertical scaling inclusive •...
-1 analog subwoofer output -1 analog stereo headphone output 5.3 Video Features The TVT is a Teletext decoder for decoding World System Teletext data, as well as Video Programming System (VPS), Program Delivery Control (PDC), and Wide-Screen Signalling (WSS) data used for PALplus transmissions (line 23). The device also supports Closed Caption acquisition and decoding.
provide powerful features such as memory banking, data pointer, additional interrupts, shared memory access etc. • High performance 8-bit microcontroller, 8051 instruction set compatible • 81 MHz system clock, two machine cycles per instruction • On-chip debug support (OCDS) • Up to 512 kByte in system program Flash •...
6 DRX 3961A 6.1 General Desription The DSP-based Analog TV IF Demodulator DRX 396xA performs the entire multistandard Quasi Split Sound (QSS) TV IF processing, AGC, video demodulation, and generation of the sound IF (SIF), requiring only one SAW filter. The IC is designed for applications in TV sets, VCRs, PC cards, and TV tuners.
• Programmable IF frequency (38.9 MHz, 45.75 MHz, 32.9 MHz, 58.75 MHz, 36.125 MHz etc.) • Digital IF processing for the following standards: B/G, D/K, I, L/L’, and M/N • Standard specific digital post filtering • Standard specific digital video/audio splitting •...
• RANDOM and SEQUENTIAL READ Modes • Self-Timed Programming Cycle • Automatic Address Incrementing • Enhanced ESD/Latch-Up Protection • More than 1 Million Erase/Write Cycles • More than 40-Year Data Retention 7.3 Absolute Maximum Ratings 7.4 Pinning 8 CLASS AB STEREO HEADPHONE DRIVER TDA7050 8.1 General Description The TDA7050T is a low voltage audio amplifier for small radios with headphones (such as watch, pen and pocket radios) in mono (bridge-tied load) or stereo applications.
10 MPEG DECODER µPD61115 10.1 DESCRIPTION The µPD61115 device is a member of the second generation of multimedia processors based on NEC’s Enhanced MultiMedia Architecture (EMMArchitecture). These devices provide nearly all the functionality required to realise a high performance and cost- effective digital set-top box or integrated digital TV.
10.2 FEATURES • MPEG1 and MPEG2-TS/PS compliant • High performance MIPS32™ 4Kc™ main CPU core • High performance MIPS32™ 4Km™ sub-CPU core • Integrated DVB descrambling with family options for Irdeto and Multi2 • 36 PID filters, 32 section filters •...
2 AGC control signals available for RF and IF amplifier control Flexible clock reference options Re-use of 4 MHz tuner clock reference Pre-SAW sense input for optimal RF AGC setting and RF-level measurement Excellent digital reception performance: Superior digital and analog adjacent channel performance (> −40dB for QEF) Impulsive noise cruncher Multipath and dynamic echoes The input IF frequency ranging up to 44 MHz ensures upward compatibility for new...
0 to 3.3V input voltage to cause clocks to vary by ±120ppm. This device uses an inexpensive external pullable crystal at 27 MHz to produce the same output frequency.The PI6CX100-27 is designed for Set-Top Box applications. 13 74V1G08 SINGLE 2-INPUT AND GATE •...
The outputs can drive AC or DC-coupled single (150Ω) or dual(75Ω) loads. DC-coupling the outputs removes the need for output coupling capacitors. The input DC levels will be offset approximately +280mV at the output. Features • Five fourth-order 8MHz (SD) filters •...
tantalum capacitor is required at the output to improve the transient response and stability. 15.1.2 Features • Available in 1.8V, 2.5V, 2.85V, 3.3V, 5V, and Adjustable Versions • Space Saving SOT-223 Package • Current Limiting and Thermal Protection • Output Current 800mA •...
The output voltage is adjustable with the use of a resistor divider. Dropout is guaranteed at a maximum of 500 mV at maximum output current. It's low dropout voltage and fast transient response make it ideal for low voltage microprocessor applications. Internal current and thermal limiting provides protection against any overload condition that would create excessive junction temperature.
15.3 MP1593 15.3.1 General Description The MP1593 is a step-down regulator with an internal Power MOSFET. It achieves 3A continuous output current over a wide input supply range with excellent load and line regulation. Current mode operation provides fast transient response and eases loop stabilization.
Pin4:GND Ground. Pin5:FB Feedback Input. FB senses the output voltage to regulate that voltage. Drive FB with a resistive voltage divider from the output voltage. The feedback threshold is 1.222V. Pin6:COMP Compensation Node. COMP is used to compensate the regulation control loop. Connect a series RC network from COMP to GND to compensate the regulation control loop.
15.4.4 Pinning 15.5 ANX9021 The ANX9021 is an advanced multimedia receiver compliant with High Definition Multimedia Interface (HDMI) Specification 1.1. HDMI is the first transport standard to unify digital video, audio, and control data over low cost cables. It connects digital television, flat panel displays and project systems digitally to multimedia sources: DVD players, high definition set top boxes, digital video tape recorders, and personal computers.
Digital™, DTS™ digital audio transmission using IEC 60958 and IEC61937 Configurable soft mute Integrated HDCP decryption engine and pre programmed keys Programmable power management with automatic shutdown for power conservation Supports automated link integrity checking 144 lead TQFP package supporting lead free and green requirements Pinout compatible with Silicon Image 15.6 24LC02...
15.6.3 10.6.3 Pinning 15.7 µPA672T 15.7.1 General Description N-channel Mos-Fet array for switching.The µPA672T is a super-mini-mold device provided with two MOS FET elements. It achieves high-density mounting and saves mounting costs. 15.7.2 Features • Two MOS FET circuits in package the same size as SC-70 •...
15.7.4 Pinning 15.8 M74HC4052 15.8.1 General Description The M74HC4052 is a dual four-channel analog MULTIPLEXER/DEMULTIPLEXER fabricated with silicon gate C2MOS technology and it is pin to pin compatible with the equivalent metal gate CMOS4000B series. It contains 8 bidirectional and digitally controlled analog switches.
15.8.4 Pinning VEE supply pin is provided for analog input signals. It has an inhibit (INH) input terminal disable switches when high. operation digital multiplexer/demultiplexer, VEE is connected to GND. A and B control inputs select one channel out of four in each section. All inputs are equipped with protection circuits against static discharge and transient excess voltage.
output while the MAX809 has an active−low RESET output. Both devices are available in SOT−23 and SC−70 packages. 15.9.2 Features • Precision VCC Monitor for 1.5 V, 1.8 V, 2.5 V, 3.0 V, 3.3 V, and 5.0 V Supplies • Precision Monitoring Voltages from 1.2 V to 4.9 V Available in 100 mV Steps •...
15.9.4 Pinning 15.10 24LC21 15.10.1 General Description The 24LC21 is a 1K bit electrically erasable programmable memory (EEPROM), organized by 8 bits.This device can operate in two modes: Transmit Only mode and I2C bidirectional mode. When powered, the device is in Transmit Only mode with EEPROM data clocked out from the rising edge of the signal applied on VCLK.
15.10.4 Pinning 16 SERVICE MENU SETTINGS In order to reach service menu, • First Press “MENU” • Then press the remote control code, which is “4725” 16.1 Video Setup • Panel Select <........> CHI MEI 16/9 32 inch LG 16/9 26 inch SAMSUNG 16/9 32 inch •...
Tuner PAL <..> Value between -8 to+7 Ext PAL <..> Value between -8 to+7 SECAM <..> Value between -8 to+7 NTSC <..> Value between -8 to+7 • AGC (dB) <..> Value between 0 to+8 16.2 AudioSetup • Equalizer <..> If “Yes” selected, “Equalizer” item is seen in “Sound” menu. •...
If “Yes” selected, audio switch IC is active on hardware. • Power-Up Mode <..> StandBy If selected, TV opens in stand by mode. L.State If selected, TV opens in Last State mode. • TV Open Mode <..> Source 1st TV Last TV •...
• Autostore <..> If “Yes” selected, Channel is automatically stored. • Led Type <......> 1 Led 1 Colour 1 Led 2 Colours 2 Led 2 Colours • PC PIP <..> • PC Stand By <..> 16.5 Service Scan/Tuning Setup • Search for L/L’ <..> •...
SVHS HDMI YPbPr • Picture Mode <..> Dynamic Natural Cinema • Colour Temp <..> Cool Normal Warm • Contrast <..> Value between 0 to +63 • Brightness <..> Value between 0 to +63 • Sharpness <..> Value between 0 to +15 •...
Step.6 After “42” is seen, Click “Erase Flash” Step.7 Select the bin. file from near the “Load Bin” Step.8 Click “Load Bin” and load the required bin. file. Step.9 Unpick the I C cable from Chasis Step.10 Power off and on again TV set to produce hard reset. Step.11 Initialize the NVM from “Reset TV-set”...
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