Executive Summary: The VCT49x3F is a highly integrated, single-chip video processor designed primarily for CRT (Cathode Ray Tube) televisions and low-end flat-panel displays. It belongs to the "Super One-Chip" family by NXP (formerly Philips Semiconductors). The datasheet reveals a component designed to bridge the gap between legacy analog broadcasting and digital video processing, offering a cost-effective solution for manufacturers during the transition period from analog to digital TV.
| Parameter | Min | Typ | Max | Unit | | :--- | :--- | :--- | :--- | :--- | | VCC (Analog) | 4.75 | 5.0 | 5.25 | V | | VCC (Digital/PLL) | 3.0 | 3.3 | 3.6 | V | | Tuning Voltage Range | 0.5 | - | 30 | V | | RF Input Frequency | 48 | - | 860 | MHz | | IF Output Frequency | 36 | 38.9 | 44 | MHz | vct49x3f py f1000 datasheet
| Pin | Name | Description | |-----|------------|-----------------------------------| | 1 | RF_IN | RF input from antenna (50Ω) | | 2 | GND | RF ground | | 3 | VDD_3V3 | Main supply (3.3V) | | 4 | SDA | I²C data line | | 5 | SCL | I²C clock line | | 6 | RESET_N | Active-low reset (internal pull-up)| | 7 | XTAL_IN | 16 MHz crystal input | | 8 | XTAL_OUT | Crystal output | | 9-12| GND | Digital ground | | 13-16| IF_OUT_P / N | Differential low-IF output | | 17-20| NC | Not connected (reserved) | | ... | ... | ... | Executive Summary: The VCT49x3F is a highly integrated,
Full pinout available in manufacturer’s complete datasheet. Recommended Operating Conditions | Parameter | Min |
| Parameter | Symbol | Rating | Unit | | :--- | :--- | :--- | :--- | | Supply Voltage | VCC | 5.5 | V | | Tuning Voltage | VT | 33 | V | | Operating Temperature | TOPR | -20 to +75 | °C | | Storage Temperature | TSTG | -40 to +125 | °C |
VCT49X3F include an onboard phase-locked loop with I²C bus control?OSC and VDC.BS1, BS2, UHF.Exceeding these values may cause permanent damage or frequency instability.