描述 Description

The CXA3246Q is an 8-bit high-speed flash A/D converter capable of digitizing analog signals at the maximum rate of 120MSPS. ECL, PECL or TTL can be selected as the digital input level in accordance with the application. The TTL digital output level allows 1:2 demultiplexed output.

特性 Features

? Differential linearity error: ±0.5LSB or less

? Integral linearity error: ±0.5LSB or less

? High-speed operation with a maximum conversion rate of 120MSPS

? Low input capacitance: 10pF

? Wide analog input bandwidth: 250MHz

? Low power consumption: 500mW

? 1:2 demultiplexed output

? 1/2 frequency-divided clock output (with reset function)

? Compatible with ECL, PECL and TTL digital input levels

? TTL output H levels: 2.8V (Typ.)

? +3.3V line CMOS IC direct connecting available

? Single +5V power supply operation available

? Surface mounting package (48-pin QFP)

Applications

? Magnetic recording (PRML)

? Communications (QPSK, QAM)

? LCDs

? Digital oscilloscopes