True Bipolar Input, 5 V Single Supply, 14-Bit, Serial 4.5 s ADC in 8-Pin Package Features: Fast 14-Bit ADC with 5 µs Conversion Time 8-Lead SOIC Package Single 5 V Supply Operation High Speed, Easy-to-Use, Serial Interface On-Chip Track/Hold Amplifier High Input Impedance Selection of Input Ranges: ±10 V for AD7894-10 ±2.5 V for AD7894-3 0 V to +2.5 V for AD7894-2 Low Power: 20 mW Typ Pin Compatible Upgrade of 12-Bit AD7895