Product Summary

The CXD2302Q is an 8-bit CMOS A/D converter for video with synchronizing clamp function. The adoption of 2 step-parallel method achieves low power consumption and a maximum conversion rate of 50MSPS. Wide range of applications that require high-speed A/D conversion such as TV and VCR.

Parametrics

CXD2302Q absolute maximum ratings: (1)Supply voltage VDD: 7V; (2)Reference voltage VRT,VRB:VDD + 0.5 to Vss – 0.5V; (3)Input voltage VIN: VDD + 0.5 to Vss – 0.5V(Analog); (4)Input voltage VI: VDD + 0.5 to Vss – 0.5V(Digital); (5)Output voltage VO: VDD + 0.5 to Vss – 0.5V(Digital); (6)Storage temperature Tstg: –55 to +150 °C.

Features

CXD2302Q features: (1)Resolution: 8 bit ± 1/2LSB (DL); (2)Maximum sampling frequency: 50MSPS; (3)Low power consumption: 125mW (at 50MSPS typ.)(reference current excluded); (4)Synchronizing clamp function; (5)Clamp ON/OFF function; (6)Reference voltage self-bias circuit; (7)Input CMOS/TTL compatible; (8)3-state TTL compatible output; (9)Single 5V power supply or dual 5V/3.3V power supply; (10)Low input capacitance: 15pF; (11)Reference impedance: 370Ω (typ.).

Diagrams

CXD2302Q block diagram

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