ADS7229
FEATURES
2.7V to 5.5V Analog Supply, Low Power:
13.7mW (1MHz, +VA = 3V, +VBD = 1.8V)
1MHz Sampling Rate 3V ≤ +VA ≤ 5.5V,
900kHz Sampling Rate 2.7V ≤ +VA ≤ 3VExcellent DC Performance:
±0.15LSB Typ, ±0.5LSB Max INL
±0.12LSB Typ, ±0.5LSB Max DNL
±0.8mV Max Offset Error at 3V
±1.25mV Max Offset Error at 5V
Excellent AC Performance at fi = 10kHz with 73.9dB SNR, 93.4dB SFDR, -88.5dB THD
Built-In Conversion Clock (CCLK)
1.65V to 5.5V I/O Supply:
SPI/DSP-Compatible Serial Interface
SCLK up to 50MHz
Comprehensive Power-Down Modes:
Deep Power-Down
Nap Power-Down
Auto Nap Power-Down
Unipolar Input Range: 0V to VREF
Software Reset
Global CONVST (Independent of CS)
Programmable Status/Polarity EOC/INT
4 × 4 QFN-16 and TSSOP-16 Packages
Multi-Chip Daisy-Chain Mode
Programmable TAG Bit Output
Auto/Manual Channel Select Mode (ADS7230)
APPLICATIONS
Communications
Transducer Interface
Medical Instruments
Magnetometers
Industrial Process Control
Data Acquisition Systems
Automatic Test Equipment








