November 17, 2003 Philips TDA9381PS TV Signal Processor Partial Circuit Analysis Table of Contents Introduction...Page 1 List of Figures...Page 2 Device Summary Sheet...Page 9 Top Level Diagram... Tab 1 Video Switch and Filters... Tab 2 Vision IF Demodulator and AGC... Tab 3 Sound AGC and FM Demodulator... Tab 4 Audio Control and Output... Tab 5 Signal Naming Conventions and Symbol Definitions... Tab 6 Signal Cross-Reference List... Tab 7 For questions, comments, or more information about this report, or for any additional technical needs concerning semiconductor technology, please call Sales at Chipworks. Rev. F1.0
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Philips TDA9381PS TV Signal Processor Page 2 List of Figures 0.1.1 Package Markings 0.1.2 Package X-Ray 0.1.3 Pin Configuration 0.1.4 Die Markings 0.2.0 Die Photograph 0.2.1 Annotated Die Photograph 0.2.2 Die Architecture 0.2.3 Power Routing Scheme 0.2.4 Ground Routing Scheme 0.3.1 NPN Transistor Type A1 0.3.2 NPN Transistor Type A2 0.3.3 NPN Transistor Type A2 with Guard Rings 0.3.4 NPN Transistor Type A3 0.3.5 NPN Transistor Type A4 0.3.6 NPN Transistor Type A8 0.3.7 NPN Transistor Type A12 0.3.8 NPN Transistor Type B1 0.3.9 NPN Transistor Type B2 0.3.10 NPN Transistor Type B3 0.3.11 NPN Transistor Type B4 0.3.12 NPN Transistor Type B4 with Two Emitters 0.3.13 NPN Transistor Type B4 with Four Emitters 0.3.14 NPN Transistor Type B8 0.3.15 NPN Transistor Type B16 with Four Emitters 0.3.16 NPN Transistor Type C2 0.3.17 NPN Transistor Type C4 0.3.18 NPN Transistor Type C8 0.3.19 NPN Transistor Type D2 0.3.20 NPN Transistor Type D4
Philips TDA9381PS TV Signal Processor Page 3 0.3.21 NPN Transistor Type D4 with Two Emitters 0.3.22 NPN Transistor Type D4 with Five Emitters 0.3.23 NPN Transistor Type D8 0.3.24 NPN Transistor Type E3 with Four Emitters 0.3.25 NPN Transistor Type G4 0.3.26 NPN Transistor Type G4 with Guard Rings 0.3.27 NPN Transistor Type G8 with Guard Rings 0.3.28 NPN Transistor Type G16 0.3.29 NPN Transistor Type H16 0.4.1 PNP Transistor 0.4.2 PNP Transistor with Guard Rings 0.4.3 PNP Transistor with Two Collectors 0.4.4 PNP Transistor Type B 0.5.1 Shielded Resistor 0.5.2 Shielded Resistor with Guard Rings 0.6.1 Capacitor Type A 0.6.2 Capacitor Type B 0.6.3 Capacitor Type C 0.7.1 Example Layout 1 0.7.2 Example Layout 2 0.8.1 OTA1 Definition 0.8.2 OTA2 Definition 0.8.3 OTA3 Definition 0.8.4 I/O Protection 1.0.0 Top Level Diagram 2.0.0 Video Switch and Filters 2.1.0 Video Switch 2.1.1 Main Video Switch
Philips TDA9381PS TV Signal Processor Page 4 2.1.2 3P3T Switch 2.1.3 Video Adder I 2.1.4 Video Adder II 2.1.5 SPDT Switch 2.1.6 Synchro Path Switch 2.1.7 Video Amplifier 2.1.8 2nd Chip Path Switch 2.1.9 Substrate Bias 2.1.10 Bias Voltage Generator 2.2.0 Video Filter Calibration Loop 2.2.1 Reference Phase Shifter 2.2.2 Amplifier I 2.2.3 Amplifier II 2.2.4 Phase Detector 2.2.5 Output Amplifier 2.2.6 Bias Voltage Generator 2.3.0 Optional Video Filter 2.3.1 Low-pass Filter 2.3.2 Amplifier I 2.3.3 Amplifier II 2.3.4 Bias Voltage Generator I 2.3.5 Bias Voltage Generator II 2.4.0 Video Filter, Delay and Peaking 2.4.1 Filter I 2.4.2 Filter II 2.4.3 Filter III 2.4.4 Amplifier 2.4.5 Filter IV 2.4.6 Filter V 2.4.7 Filter VI
Philips TDA9381PS TV Signal Processor Page 5 2.4.8 Filter VII 2.4.9 Filter VIII 2.4.10 Test PGA 2.4.11 Bias Voltage Generator I 2.4.12 Bias Voltage Generator II 2.4.13 Programmable Current Source 2.4.14 Bias Voltage Generator III 2.4.15 Programmable Current Source 2.5.0 Intercarrier Filters 2.5.1 Intercarrier Filter 2.5.2 Reference Filter 2.5.3 Bias Voltage Generator I 2.5.4 Programmable Current Source 2.5.5 Bias Voltage Generator II 2.6.0 Reference Voltage Generator 2.6.1 Reference Voltage Follower I 2.6.2 Reference Voltage Follower II 2.6.3 Reference Voltage Follower III 2.6.4 Reference Voltage Follower IV 3.0.0 Vision IF Demodulator and AGC 3.1.0 IF Input Switch 3.2.0 Vision IF Amplifier 3.2.1 Controlled Gain Amplifier 3.2.2 IF Gain Control 3.3.0 Vision Demodulator 3.4.0 Vision Demodulator PLL 3.4.1 Phase Detector 3.4.2 I-Multiplier 3.4.3 Q-Multiplier 3.4.4 Multiplier III and PLL Status
Philips TDA9381PS TV Signal Processor Page 6 3.4.5 Time Constant Control I 3.4.6 Time Constant Control II 3.4.7 Phase Detector Bias 3.4.8 VCO Control 3.4.9 Loop Current Amplifier 3.4.10 VCO Coarse Tuning 3.4.11 VCO Fine Tuning 3.4.12 Programmable Current Divider 3.4.13 Loop Filter Bias 3.4.14 Local Power Supply 3.4.15 Test Current Source 3.4.16 Voltage Controlled Oscillator 3.4.17 Quadrature Generator 3.4.18 VCO Control Voltage Status 3.4.19 VCO Power Supply 3.5.0 Demodulated IF Video Output 3.5.1 Video Preamplifier 3.5.2 Video Output Driver 3.5.3 Video Output Control 3.5.4 Video/Reference Followers 3.6.0 IF Automatic Gain Control 3.6.1 Video RC Filter 3.6.2 IF AGC Circuit I 3.6.3 IF AGC Circuit II 3.6.4 IF AGC Filter 3.6.5 IF AGC Output 3.6.6 IF AGC Bias 3.7.0 Vision IF Bias Generators 3.7.1 IF Input Power Supply 3.7.2 Vision Demodulator Bias 3.7.3 Demodulated IF Video Bias
Philips TDA9381PS TV Signal Processor Page 7 4.0.0 Sound AGC and FM Demodulator 4.1.0 Vision/Sound IF Buffers 4.2.0 Sound Intercarrier Mixer 4.3.0 Sound IF Input Amplifier 4.4.0 Intercarrier Filter Switch 4.5.0 Intercarrier CGA 4.6.0 Sound AGC Circuit 4.7.0 Narrow Band PLL 4.7.1 Phase Detector 4.7.2 VCO Control 4.7.3 Voltage Controlled Oscillator 4.7.4 VCO Buffers 4.7.5 PLL Bias Generator 4.8.0 VCO Digital Output 4.9.0 Reference/Supply Generators 4.9.1 Audio Master Reference 4.9.2 Sound Demodulator References 4.9.3 Sound AGC Reference 4.9.4 Sound Demodulator Power Supplies 5.0.0 Audio Control and Output 5.1.0 Audio Decoupling Amplifier 5.2.0 Audio Deemphasis 5.3.0 Audio Source Switch 5.4.0 Automatic Volume Levelling 5.5.0 Volume Control 5.6.0 Audio Output Driver 5.7.0 Bias/Reference Generator
Philips TDA9381PS TV Signal Processor Page 8 A.1.0 Symbol Conventions - 1 A.1.1 Symbol Conventions - 2 A.2.0 Symbol Definitions - 1 A.2.1 Symbol Definitions - 2 A.3.0 Logic Gate Size Notation A.4.0 Transistor Size Notation A.5.0 Capacitor Size Notation A.6.0 Shielded Resistor Size Notation