10- and 12-Bit ADCs
8-Channel, 10- and 12-Bit ADCs with I2CCompatible Interface in 20-Lead TSSOP
AD7997/AD7998
FEATURES
10- and 12-bit ADC ...
Description
8-Channel, 10- and 12-Bit ADCs with I2CCompatible Interface in 20-Lead TSSOP
AD7997/AD7998
FEATURES
10- and 12-bit ADC with fast conversion time: 2 µs typ 8 single-ended analog input channels Specified for VDD of 2.7 V to 5.5 V Low power consumption Fast throughput rate: up to 188 kSPS Sequencer operation Automatic cycle mode I2C®-compatible serial interface supports standard, fast,
and high speed modes Out-of-range indicator/alert function Pin-selectable addressing via AS Shutdown mode: 1 µA max Temperature range: −40°C to +85°C 20-lead TSSOP package See the AD7992 and AD7994 for 2-channel and 4-channel
equivalent devices, respectively
GENERAL DESCRIPTION
The AD7997/AD7998 are 8-channel, 10- and 12-bit, low power, successive approximation ADCs with an I2C-compatible interface. The parts operate from a single 2.7 V to 5.5 V power supply and feature a 2 µs conversion time. The parts contain an 8-channel multiplexer and track-and-hold amplifier that can handle input frequencies ...
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