Part Number
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AD7942 |
Manufacturer
|
Analog Devices |
Description
|
Pseudo Differential ADC |
Published
|
Apr 30, 2007 |
Detailed Description
|
Preliminary Technical Data
FEATURES
14-bit resolution with no missing codes Throughput: 250 kSPS INL: ±0.4 LSB typ, ±1 L...
|
Datasheet
|
AD7942
|
Overview
Preliminary Technical Data
FEATURES
14-bit resolution with no missing codes Throughput: 250 kSPS INL: ±0.
4 LSB typ, ±1 LSB max (±0.
0061 % of FSR) S/(N + D): 85 dB @ 20 kHz THD: −100 dB @ 20 kHz Pseudo-differential analog input range 0 V to VREF with VREF up to VDD No pipeline delay Single-supply 5V operation with 1.
8 V/2.
5 V/3 V/5 V logic interface Serial interface SPI®/QSPI™/µWire/DSP compatible Daisy chain multiple ADCs and BUSY indicator Power dissipation 1.
15 mW @ 2.
5 V/100 kSPS, 3.
3 mW @ 5 V/100 kSPS, 1.
15 µW @ 2.
5 V/100 SPS Stand-by current: 1 nA 10-lead package: MSOP (MSOP-8 size) and 3 mm × 3 mm QFN (LFCSP) (SOT-23 size) Pin-for-pin compatible with the 16-Bit AD7685
14-Bit, 250 kSPS...
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