DESCRIPTION
The WM2148 is a 14-bit, 8 MSPS analogue to digital converter with an on-chip voltage reference, high bandwidth sample and hold amplifier and programmable gain. The analogue input is differential, giving excellent common-mode noise immunity and low distortion.

FEATURES
• 14-bit resolution ADC
• 8 MSPS conversion rate
• Differential input
• 3.3V single supply
• Very low current power down mode - 20µA typical
• Microprocessor compatible parallel interface
• Internal or external voltage reference
• High bandwidth sample and hold amplifier
    - 140MHz full-power bandwidth
• Programmable Gain Amplifier (PGA)
• Programmable DC offset
• Binary or two’s complement output format
• Out of range indicator
• 48-pin TQFP package, body thickness 1mm

APPLICATIONS
• Communications
• xDSL Front ends
• Industrial control
• Instrumentation