The **gmZAN2** is an ultra-large-scale integrated circuit designed for digital image processing, primarily used in the **Konka LC-1521T** liquid crystal color TV. As shown in the accompanying images, this chip has a variety of pins with specific functions, many of which are dedicated to display output, power supply, and control signals.
Some of the key pin functions include:
- **Pins (1), (8), (18), (30), (41), (49), (61), (72), (114), (126), (140), (151), (158), (5), (59), (147)**: Ground connections.
- **Pin 2**: Reserved, not used.
- **Pin 3**: PSCAN, not used.
- **Pin 4**: RESERVED, unused.
- **Pin 6**: PD47, display port 47, not used.
- **Pin 7**: PD46, display port 46, not used.
- **Pin 9**: PD45, display port 45, used for RB1 output, connected to RN12.
- **Pin 10**: PD44, display port 44, used for RBO output, connected to RN12.
- **Pins (11), (21), (58), (125), (139), (149)**: +2.5V power supply.
- **Pins (12), (33), (40), (65), (60), (108)**: +3.3V power supply.
- **Pin 13**: PD43, display port 43, used for BA1 output, connected to RN12.
- **Pin 14**: PD42, display port 42, used for BAO output, connected to RN12.
- **Pin 15**: PD41, display port 41, used for rGAI output, connected to RN11.
- **Pin 16**: PD40, display port 40, used for GAO output, connected to RN11.
- **Pin 17**: PD39, display port 39, used for RA1 output, connected to RN11.
- **Pin 19**: PD38, display port 38, used for RAO output, connected to RN11.
- **Pin 20**: PD37, display port 37, used for BB7 output, connected to RN10.
- **Pin 22**: PD36, display port 36, used for BB6 output, connected to RN10.
- **Pin 23**: PD35, display port 35, used for BB5 output, connected to RN10.
- **Pin 24**: PD34, display port 34, used for BB4 output, connected to RN10.
- **Pin 25**: PD33, display port 33, used for BB3 output, connected to RN9.
- **Pin 26**: PD32, display port 32, used for BB2 output, connected to RN9.
- **Pin 28**: PD30, display port 30, used for GB6 output, connected to RN9.
- **Pin 29**: PD29, display port 29, used for GB5 output, connected to RN8.
- **Pin 31**: PD28, display port 28, used for GB4 output, connected to RN8.
- **Pin 32**: PD27, display port 27, used for GB3 output, connected to RN8.
- **Pin 35**: PD25, display port 25, used for RB7 output, connected to RN7.
- **Pin 36**: PD24, display port 24, used for RB6 output, connected to RN7.
- **Pin 37**: PD23, display port 23, used for RB5 output, connected to RN7.
- **Pin 38**: PD22, display port 22, used for RB4 output, connected to RN7.
- **Pin 39**: PD21, display port 21, used for PENAB control signal.
- **Pin 42**: PD20, display port 20, used for PCLK clock signal.
- **Pin 43**: PDISPE, used for ZDE control.
- **Pin 44**: PCLKA, used for ZCLK control.
- **Pin 45**: PCLKB, not used.
- **Pin 46**: PD19, display port 19, used for RB3 output, connected to RN6.
- **Pin 47**: PD18, display port 18, used for RB2 output, connected to RN6.
- **Pin 48**: PD17, display port 17, used for BA7 output, connected to RN5.
- **Pin 50**: PD16, display port 16, used for BA6 output, connected to RN5.
- **Pin 54**: PD12, display port 12, used for BA2 output, connected to RN4.
- **Pin 55**: PD11, display port 11, used for GA7 output, connected to RN4.
- **Pin 56**: PD10, display port 10, used for GA6 output, connected to RN4.
- **Pin 57**: PD9, display port 9, used for GA5 output, connected to RN3.
- **Pin 62**: PD8, display port 8, used for GA4 output, connected to RN3.
- **Pin 63**: PD7, display port 7, used for GA3 output, connected to RN3.
- **Pin 64**: PD6, display port 6, used for GA2 output, connected to RN3.
- **Pin 66**: PD5, display port 5, used for RA7 output, connected to RN2.
- **Pin 67**: PD4, display port 4, used for RA6 output, connected to RN2.
- **Pin 68**: PD3, display port 3, used for RA5 output, connected to RN2.
- **Pin 69**: PD2, display port 2, used for RA4 output, connected to CN202.
- **Pin 70**: PD1, display port 1, used for RA3 output, connected to RNI.
- **Pin 71**: PDO, display port 0, used for RA2 output, connected to RN1.
- **Pin 73**: PVS, used for ZVS input (field pulse).
- **Pin 74**: PHS, used for ZHS input (line pulse).
- **Pin 75**: PBIAS, used for PBIAS control.
- **Pin 76**: PPWR, used for PPWR (standby) control.
- **Pins (77), (79)**: +2.5V power supply.
- **Pins (78), (80)**: Analog/digital ground.
- **Pins (81), (82), (85), (89), (93)**: Ground.
- **Pins (84), (88), (92), (96)**: +3.3V power supply, controlled by U202.
- **Pin 83**: RESERVED, not used.
- **Pin 86**: BLUE-, blue base color negative input.
- **Pin 90**: GREEN-, green base color negative input.
- **Pin 91**: GREEN+, green color positive phase input.
- **Pin 94**: RED-, red base color negative input.
- **Pin 95**: RED+, red base color positive input.
- **Pin 97**: N/C, not used.
- **Pin 98**: HFS, line pulse input.
- **Pin 99**: HDATA, data bus input/output.
- **Pin 100**: RESETn, reset signal.
- **Pin 101**: IRQ, remote control signal input.
- **Pin 102**: MFB9, HDATA3 data bus input/output.
- **Pin 103**: HCLK, clock signal input.
- **Pin 104**: MFB8, HDATA2 data bus input/output.
- **Pin 105**: MFB7, HDATA1 data bus input/output.
- **Pin 106**: MFB6, external 10kΩ resistor to ground.
- **Pin 107**: MFB5, external 10kΩ resistor to ground.
- **Pin 109**: MFB4, RIGHT control.
- **Pin 110**: MFB3, SELECT control.
- **Pin 111**: MFB2, PWR-SW control.
- **Pin 112**: MFBl, MENU selection.
- **Pin 113**: MFBO, LEFT control.
- **Pin 115**: OSD_HREF, not used.
- **Pin 116**: OSD_VREF, not used.
- **Pin 117**: OSD_CLK, not used.
- **Pin 118**: OSD_DATAO, not used.
- **Pin 119**: OSD_DATAl, not used.
- **Pin 120**: OSD_DATA2, not used.
- **Pin 121**: OSD_DATA3, not used.
- **Pin 122**: OSD_FSW, not used.
- **Pin 123**: MFB11, LED ORANGE control.
- **Pin 124**: MFB10, LED GRN-EN control.
- **Pins (127), (131), (134), (138), (144), (133), (132), (146)**: Ground.
- **Pin 130**: RESERVED, not used.
- **Pin 135**: RESERVED, not used.
- **Pin 141**: TCLK, 50MHz clock signal input.
- **Pin 142**: XTAL/RESERVED, not used.
- **Pin 145**: RESERVED, not used.
- **Pin 148**: VSYNC, field sync pulse input.
- **Pin 150**: HSYNC/CS, line sync pulse input / chip select pulse input.
- **Pin 152**: RESERVED, not used.
- **Pin 153**: STl-TMl, not used.
- **Pin 154**: STl-TM2, not used.
- **Pin 155**: SCAN.INl, not used.
- **Pin 157**: SCAN-IN2, not used.
- **Pin 159**: SCAN-OUTl, not used.
- **Pin 160**: SCAN-OUT2, not used.
This detailed pinout provides insight into how the **gmZAN2** manages image processing, video output, and system control within the Konka LC-1521T TV. The chip plays a crucial role in handling the timing, synchronization, and signal routing required for high-quality display performance.
High-Speed Passenger Elevator Lift,High Speed Passenger Elevator,Energy-Saving Fast Speed Elevator,Smart Elevator
ZHONG HAN INTERNATIONAL TRADE CO., LTD , https://www.cck-ht.com