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FEATURES Monolithic 14-Bit, 3 MSPS A/D Converter Low Power Dissipation: 110 mW Single +5 V Supply Integral Nonlinearit...
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FEATURES Monolithic 14-Bit, 3 MSPS A/D Converter Low Power Dissipation: 110 mW Single +5 V Supply Integral Nonlinearity Error: 2.5 LSB Differential Nonlinearity Error: 0.6 LSB Input Referred Noise: 0.36 LSB Complete: On-Chip Sample-and-Hold Amplifier and
Voltage Reference Signal-to-Noise and Distortion Ratio: 79.0 dB Spurious-Free Dynamic Range: 91.0 dB Out-of-Range Indicator Straight Binary Output Data 44-Lead MQFP
Complete 14-Bit, 3.0 MSPS Monolithic A/D Converter
AD9243
FUNCTIONAL BLOCK DIAGRAM
CLK
AVDD
DVDD DRVDD
VINA VINB CML CAPT CAPB
VREF SENSE
SHA
MDAC1 GAIN = 16
5 A/D
5
MDAC2 GAIN = 8
MDAC3 GAIN = 8
4 A/D
4 A/D
44
DIGITAL CORRECTION LOGIC 14
OUTPUT BUFFERS
A/D 4
MODE SELECT
1V
AD9243
REFCOM
AVSS
DVSS DRVSS
OTR
BIT 1 (MSB)
BIT 14 (LSB)
PRODUCT DESCRIPTION The AD9243 is a 3 MSPS, single supply, 14-bit analog-todigital converter (ADC). It combines a low cost, high speed
CMOS process and a novel architecture to achieve the resolution and speed of existing ...
