ADA4857-1

Data Sheet FEATURES High speed 850 MHz, −3 dB bandwidth (G = +1, RL = 1 kΩ, LFCSP) 750 MHz, −3 dB bandwidth (G = +1, RL = 1 kΩ, SOIC) 2800 V/μs slew rate Low distortion: −88 dBc at 10 MHz (G = +1, RL = 1 kΩ) Low power: 5 mA/amplifier at 10 V Low noise: 4.4 nV/√Hz Wide supply voltage range: 5 V to 10 V Power-down feature Available in 3 mm × 3 mm 8-lead LFCSP (single), 8-lead SOIC (single), and 4 mm × 4 mm 16-lead LFCSP (dual) APPLICATIONS Instrumentation IF and baseband amplifiers Active filters ADC drivers DAC buffers Ultralow Distortion, Low Power, Low Noise, High Speed Op Amp ADA4857-1/ADA4857-2 07040-001 CONNECTION DIAGRAMS ADA4857-1 TOP VIEW (Not to Scale) PD 1 FB 2 –IN 3 +IN 4 8 +VS 7 OUT 6 NC 5 –VS NOTES 1. NC = NO CONNECT. DO NOT CONNECT TO THIS PIN. 2. THE EXPOSED PAD MAY BE CONNECTED TO GND OR VS. Figure 1. 8-Lead LFCSP (CP) ADA4857-1 TOP VIEW (Not to Scale) FB 1 –IN 2 +IN 3 –VS 4 8 PD 7 +VS 6 OUT 5 NC 07040-002 NC = NO CONNECT Figure 2. 8-Lead SOIC (R) ADA4857-2 TOP VIEW (Not to Scale) 16 FB1 15 PD1 14 +VS1 13 OUT1 –IN1 1 +IN1 2 NC 3 –VS2 4 12 –VS1 11 NC 10 +IN2 9 –IN2 OUT2 5 +VS2 6 PD2 7 FB2 8 07040-003 GENERAL DESCRIPTION The ADA4857 is a unity-gain stable, high speed, voltage feedback amplifier with low distortion, low noise, and high slew rate. With a spurious-free dynamic range (SFDR) of −88 dBc at 10 MHz, the ADA4857 is an ideal solution for a variety of applications, including ultrasounds, ATE, active filters, and ADC drivers. The Analog Devic...