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- Table of contents:
AN2546FH-A
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Suppliers
DataSheet
General Description
AN2546FH-A Maximum Ratings
| Parameter | Symbol | Rating | Unit |
| Supply voltage | VCC1 | 5.5 | V |
| VCC2 | 8.5 | ||
| VCC3 | 5.2 | ||
| Supply current | ICC | _ | mA |
| Power dissipation *2 | PD | 423 | mW |
| Operating ambient temperature *1 | Topr | −30 to +85 | |
| Storage temperature *1 | Tstg | −55 to +150 |
AN2546FH-A Features
• Supply voltage: 3 V/5 V/7.5 V
• Built-in a 5-volt power-supply source driver for TFT type LCD
• Low consumption power (typ. 200 mW)
• Supporting the NTSC, PAL, PAL-M and PAL-N systems
• Supporting composite, component and color differential signal input
• Video signal, analog RGB (2 systems) One is for OSD (analog/digital).
• Each mode setting is possible with I2C Bus control.
• Electronic volume (D/A converter) built in
• Contrast/Brightness/ correction circuit built in
• Horizontal and vertical display position adjustment are possible by serial control.
• Improvement of weak electric field characteristics (Compared to AN2526FH/AN2526NFH: −5 dB)
• At reverse stop, built-in output gain down function
• Built-in a 5-volt power-supply source driver for TFT type LCD
• Low consumption power (typ. 200 mW)
• Supporting the NTSC, PAL, PAL-M and PAL-N systems
• Supporting composite, component and color differential signal input
• Video signal, analog RGB (2 systems) One is for OSD (analog/digital).
• Each mode setting is possible with I2C Bus control.
• Electronic volume (D/A converter) built in
• Contrast/Brightness/ correction circuit built in
• Horizontal and vertical display position adjustment are possible by serial control.
• Improvement of weak electric field characteristics (Compared to AN2526FH/AN2526NFH: −5 dB)
• At reverse stop, built-in output gain down function
AN2546FH-A Typical Application
• 4 inches to 7 inches middle size TFT LCD equipmentof normally white, of such as an in-car TV and an LCD monitor for car navigation system.
AN2546FH-A Connection Diagram
| Pin No. | Description | Pin No. | Description |
| 1 | Crystal oscillator connecting pin 3 (PAL-N) | 33 | Sand castle pulse output pin |
| 2 | R-Y output pin | 34 | Composite synchronous signal output pin |
| 3 | B-Y output pin | 35 | Vertical synchronous signal input pin |
| 4 | R-Y input pin |
36
|
1H reverse signal input pin |
| 5 | B-Y input pin | 37 | Clock-system GND (VSS) |
| 6 |
Signal processing system power supply VCC1 = 5.0 V) |
38 | Analog imposing control signal input pin |
| 7 |
Internal reference power supply detection pin (2.0 V) |
39 | Horizontal clock detection pin |
| 8 | R-ch. analog signal input pin | 40 | Clock-system power supply (3.0 V) |
| 9 | G-ch. analog signal input pin | 41 | GND 2 |
| 10 | B-ch. analog signal input pin | 42 | AFC loop filter connecting pin |
| 11 | R-ch. clamp detection pin | 43 | VCO frequency adjustment pin |
| 12 | G-ch. clamp detection pin | 44 |
Synchronous system power supply (VCC1 = 5.0 V) |
| 13 | B-ch. clamp detection pin | 45 | NAVI signal synchronous signal input pin |
| 14 | R-ch. OSD input pin | 46 | Synchronous signal input pin |
| 15 | G-ch. OSD input pin | 47 | Serial data shift clock input pin |
| 16 | B-ch. OSD input pin | 48 | Serial data input pin |
| 17 | Character picking up pulse input pin | 49 | Power-on reset detection pin |
| 18 | Side black control signal input pin | 50 | Common DC adjustment voltage output pin |
| 19 | B-ch. output pin | 51 | DAC output pin |
| 20 | B-ch. output DC feedback detection pin | 52 | Luminance signal input pin |
| 21 | G-ch. output pin | 53 | Chrominance signal trap filter connection pin 1 |
| 22 | G-ch. output DC feedback detection pin | 54 | Chrominance signal trap filter connection pin 2 |
| 23 | GND 1 | 55 | Y-system clamp detection pin |
| 24 | Drive output reference voltage input pin | 56 | ACC detection pin |
| 25 | Drive system power supply (VCC2 = 7.5 V) | 57 | Chrominance signal input pin |
| 26 | R-ch. output pin | 58 |
Chrominance processing system power supply (VCC1 = 5.0 V) |
| 27 | R-ch. output DC feedback detection pin | 59 | GND 3 |
| 28 | Common reverse signal output pin | 60 | Chrominance killer detection pin |
| 29 |
Pulse output system power supply (VCC3 = 3.0 V) |
61 | APC detection pin |
| 30 | PWM output pin | 62 | Subcarrier output pin |
| 31 | Vertical synchronous signal output pin | 63 | Crystal oscillator connecting pin 1 (NTSC) |
| 32 | Horizontal synchronous signal output pin | 64 |
Crystal oscillator connecting pin 2 (PAL/PAL-M) |
AN2546FH-A
PDF/DataSheet Download
- Datasheet: AN2546FH-A
- File Size: 532796 KB
- Manufacturer: PANASONIC [Panasonic Semiconductor]
- Click here to Download
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