Datasheet Analog Devices ADA4941-1YRZ-R7

Single-Supply, Differential,
18-Bit ADC Driver
ADA4941-1 Data Sheet FUNCTIONAL BLOCK DIAGRAM Single-ended-to-differential converter
Excellent linearity
Distortion −110 dBc at 100 kHz for VO, dm = 2 V p-p
Low noise: 10.2 nV/√Hz, output-referred, G = 2
Extremely low power: 2.2 mA (3 V supply)
High input impedance: 24 MΩ
User-adjustable gain
High speed: 31 MHz, −3 dB bandwidth (G = +2)
Fast settling time: 300 ns to 0.005% for a 2 V step
Low offset: 0.8 mV maximum, output-referred, G = 2
Rail-to-rail output
Disable feature
Wide supply voltage range: 2.7 V to 12 V
Available in space-saving, 3 mm × 3 mm LFCSP FB 1 8 IN REF 2 7 DIS V+ 3 6 V– OUT+ 4 5 OUT– 05704-001 FEATURES Figure 1. APPLICATIONS
Single-supply data acquisition systems
Instrumentation
Process control
Battery-power systems
Medical instrumentation GENERAL DESCRIPTION The ADA4941-1 is ideal for driving the 16-bit and 18-bit
PulSAR® ADCs, such as the AD7687, AD7690, and AD7691.
The ADA4941-1 is manufactured on Analog Devices, Inc., …