Datasheet OP249 (Analog Devices) - 5
| Manufacturer | Analog Devices |
| Description | Precision JFET High Speed Dual Op Amp |
| Pages / Page | 19 / 5 — OP249. Data Sheet. Table 2. OP249G. Parameter. Symbol. Conditions. Min. … |
| Revision | I |
| File Format / Size | PDF / 445 Kb |
| Document Language | English |
OP249. Data Sheet. Table 2. OP249G. Parameter. Symbol. Conditions. Min. Typ. Max. Unit
Text Version of Document
OP249 Data Sheet
VS = ±15 V, TA = 25°C, unless otherwise noted.
Table 2. OP249G Parameter Symbol Conditions Min Typ Max Unit
Offset Voltage VOS VCM = 0 V 0.4 2.0 mV Input Bias Current IB VCM = 0 V, TA = 25°C 40 75 pA Input Offset Current IOS VCM = 0 V TA = 25°C 10 25 pA Input Voltage Range1 IVR 12.5 V ±11 V −12.0 V Common-Mode Rejection CMR VCM = ±11 V 76 90 dB Power Supply Rejection Ratio PSRR VS = ±4.5 V to ±18 V 12 50 µV/V Large Signal Voltage Gain AVO VO = ±10 V; RL = 2 kΩ 500 1100 V/mV Output Voltage Swing VO RL = 2 kΩ 12.5 V ±12.0 V −12.5 V Short-Circuit Current Limit ISC Output shorted to ground 36 mA ±20 ±50 mA −33 mA Supply Current ISY No load; VO = 0 V 5.6 7.0 mA Slew Rate SR RL = 2 kΩ, CL = 50 pF 18 22 V/µs Gain Bandwidth Product2 GBW 4.7 MHz Settling Time tS 10 V step 0.01% 0.9 1.2 µs Phase Margin ΘM 0 dB gain 55 Degree Differential Input Impedance ZIN 1012||6 Ω||pF Open-Loop Output Resistance RO 35 Ω Voltage Noise en p-p 0.1 Hz to 10 Hz 2 μV p-p Voltage Noise Density en fO = 10 Hz 75 nV/√Hz fO = 100 Hz 26 nV/√Hz fO = 1 kHz 17 nV/√Hz fO = 10 kHz 16 nV/√Hz Current Noise Density in fO = 1 kHz 0.003 pA/√Hz Voltage Supply Range VS ±4.5 ±15 ±18 V 1 Guaranteed by CMR test. 2 Guaranteed by design. Rev. I | Page 4 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
VS = ±15 V, TA = 25°C, unless otherwise noted.
Table 2. OP249G Parameter Symbol Conditions Min Typ Max Unit
Offset Voltage VOS VCM = 0 V 0.4 2.0 mV Input Bias Current IB VCM = 0 V, TA = 25°C 40 75 pA Input Offset Current IOS VCM = 0 V TA = 25°C 10 25 pA Input Voltage Range1 IVR 12.5 V ±11 V −12.0 V Common-Mode Rejection CMR VCM = ±11 V 76 90 dB Power Supply Rejection Ratio PSRR VS = ±4.5 V to ±18 V 12 50 µV/V Large Signal Voltage Gain AVO VO = ±10 V; RL = 2 kΩ 500 1100 V/mV Output Voltage Swing VO RL = 2 kΩ 12.5 V ±12.0 V −12.5 V Short-Circuit Current Limit ISC Output shorted to ground 36 mA ±20 ±50 mA −33 mA Supply Current ISY No load; VO = 0 V 5.6 7.0 mA Slew Rate SR RL = 2 kΩ, CL = 50 pF 18 22 V/µs Gain Bandwidth Product2 GBW 4.7 MHz Settling Time tS 10 V step 0.01% 0.9 1.2 µs Phase Margin ΘM 0 dB gain 55 Degree Differential Input Impedance ZIN 1012||6 Ω||pF Open-Loop Output Resistance RO 35 Ω Voltage Noise en p-p 0.1 Hz to 10 Hz 2 μV p-p Voltage Noise Density en fO = 10 Hz 75 nV/√Hz fO = 100 Hz 26 nV/√Hz fO = 1 kHz 17 nV/√Hz fO = 10 kHz 16 nV/√Hz Current Noise Density in fO = 1 kHz 0.003 pA/√Hz Voltage Supply Range VS ±4.5 ±15 ±18 V 1 Guaranteed by CMR test. 2 Guaranteed by design. Rev. I | Page 4 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
