Datasheet Analog Devices ADA4938-2ACPZ-R7 — 数据表

Ultralow Distortion
Differential ADC Driver
ADA4938-1/ADA4938-2 Data Sheet FUNCTIONAL BLOCK DIAGRAMS FEATURES ADA4938-1 Extremely low harmonic distortion (HD)
−106 dBc HD2 @ 10 MHz
−82 dBc HD2 @ 50 MHz
−109 dBc HD3 @ 10 MHz
−82 dBc HD3 @ 50 MHz
Low input voltage noise: 2.6 nV/√Hz
High speed
−3 dB bandwidth of 1000 MHz, G = +1
Slew rate: 4700 V/μs
0.1 dB gain flatness to 150 MHz
Fast overdrive recovery of 4 ns
1 mV typical offset voltage
Externally adjustable gain
Differential-to-differential or single-ended-to-differential
operation
Adjustable output common-mode voltage
Wide supply voltage range: +5 V to ±5 V
Single or dual amplifier configuration available 13 -VS 14 -VS 16 -VS
-FB 1 12 PD +IN 2 11 -OUT -IN 3 10 +OUT 06592-001 VOCM +VS 8 +VS 7 +VS 6 9 +VS 5 +FB 4 Figure 1. ADA4938-1 Functional Block Diagram
ADA4938-2
19 -OUT1 21 -VS1 20 PD1 22 -VS1 24 +IN1 23 -FB1 TOP VIEW -IN1 1 18 +OUT1 +FB1 2 17 VOCM1 +VS1 3 16 -VS2 +VS1 4 15 -VS2 -FB2 5 14 PD2 +IN2 6 +OUT2 12 +VS2 10 VOCM2 11 +VS2 9 -IN2 7 13 -OUT2 +FB2 8 ADC drivers …