18-Bit, 2 MSPS/1 MSPS/500 kSPS,
Precision, Differential SAR ADCs
AD4003/AD4007/AD4011 Data Sheet
FEATURES GENERAL DESCRIPTION Throughput: 2 MSPS/1 MSPS/500 kSPS options
INL: В±1.0 LSB (В±3.8 ppm) maximum
Guaranteed 18-bit no missing codes
Low power
9.5 mW at 2 MSPS, 4.9 mW at 1 MSPS, 2.4 mW at 500 kSPS
(VDD only)
80 ВµW at 10 kSPS, 16 mW at 2 MSPS (total)
SNR: 100.5 dB typical at 1 kHz, VREF = 5 V; 99 dB typical at
100 kHz
THD: -123 dB typical at 1 kHz, VREF = 5 V; -100 dB typical at
100 kHz
Ease of use features reduce system power and complexity
Input overvoltage clamp circuit
Reduced nonlinear input charge kickback
High-Z mode
Long acquisition phase
Input span compression
Fast conversion time allows low SPI clock rates
SPI-programmable modes, read/write capability, status
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