Datasheet OP249 (Analog Devices) - 3

Data Sheet OP249 SPECIFICATIONS ELECTRICAL CHARACTERISTICS
VS = ±15 V, TA = 25°C, unless otherwise noted.
Table 1. OP249A OP249F Parameter Symbol Conditions Min Typ Max Min Typ Max Unit
Offset Voltage VOS VCM = 0 V 0.2 0.75 0.2 0.9 mV Offset Stability 1.5 1.5 µV/month Input Bias Current IB VCM = 0 V, TA = 25°C 30 75 30 75 pA Input Offset Current IOS VCM = 0 V, TA = 25°C 6 25 6 25 pA Input Voltage Range1 IVR 12.5 12.5 V ±11 ±11 V −12.5 –12.5 V Common-Mode Rejection CMR VCM = ±11 V 80 90 80 90 dB Power-Supply Rejection Ratio PSRR VS = ± 4.5 V to ±18 V 12 31.6 12 50 µV/V Large Signal Voltage Gain AVO VO = ±10 V, RL = 2 kΩ 1000 1400 500 1200 V/mV Output Voltage Swing VO RL = 2 kΩ 12.5 12.5 V ±12.0 ±12.0 V −12.5 –12.5 V Short-Circuit Current Limit ISC Output shorted to 36 36 mA ground ±20 ±50 ±20 ±50 mA −33 –33 mA Supply Current ISY No load, VO = 0 V 5.6 7.0 5.6 7.0 mA Slew Rate SR RL = 2 kΩ, CL = 50 pF 18 22 18 22 V/µs Gain Bandwidth Product2 GBW 3.5 4.7 3.5 4.7 MHz Settling Time tS 10 V step 0.01%3 0.9 1.2 0.9 1.2 µs Phase Margin ΘM 0 dB gain 55 55 Degrees Differential Input Impedance ZIN 1012||6 1012||6 Ω||pF Open-Loop Output Resistance RO 35 35 Ω Voltage Noise en p-p 0.1 Hz to 10 Hz 2 2 µV p-p Voltage Noise Density en fO = 10 Hz 75 75 nV/√Hz fO = 100 Hz 26 26 nV/√Hz fO = 1 kHz 17 17 nV/√Hz fO = 10 kHz 16 16 nV/√Hz Current Noise Density in fO = 1 kHz 0.003 0.003 pA/√Hz Voltage Supply Range VS ±4.5 ±15 ±18 ±4.5 ±15 ±18 V 1 Guaranteed by CMR test. 2 Guaranteed by design. 3 Settling time is sample tested. Rev. I | Page 3 of 18 Document Outline Features Applications Pin Configurations General Description Table of Contents Revision History Specifications Electrical Characteristics Absolute Maximum Ratings ESD Caution Typical Performance Characteristics Applications Information Open-Loop Gain Linearity Offset Voltage Adjustment Settling Time DAC Output Amplifier Discussion on Driving ADCs Outline Dimensions Ordering Guide