Datasheet Analog Devices AD7262BSTZ — 数据表

FEATURES FUNCTIONAL BLOCK DIAGRAM Dual simultaneous sampling 12-bit, 2-channel analog-todigital converter (ADC)
True differential analog inputs
Programmable gain stage: ×1, ×2, ×3, ×4, ×6, ×8, ×12, ×16,
×24, ×32, ×48, ×64, ×96, ×128
Throughput rate per ADC
1 MSPS for AD7262
500 kSPS for AD7262-5
Analog input impedance: >1 GΩ
Wide input bandwidth
−3 dB bandwidth: 1.7 MHz at gain = 2
4 on-chip comparators
SNR: 73 dB typical at gain = 2, 66 dB typical at gain = 32
Device offset calibration, system gain calibration
On-chip reference: 2.5 V
−40°C to +105°C operation
High speed serial interface
SPI/QSPI™/MICROWIRE/DSP compatible
48-lead LFCSP and LQFP REF VA+
VA – PGA VB+
VB – The AD7262/AD7262-5 are ideally suited for monitoring small
amplitude signals from a variety of sensors. They include all the
functionality needed for monitoring the position feedback signals
from a variety of analog encoders used in motor control systems. OUTPUT …