Datasheet AD812 (Analog Devices) - 4

AD812–SPECIFICATIONS Single Supply (Continued) AD812A Model Conditions V Min Typ Max Units S
DC PERFORMANCE Input Offset Voltage +5 V, +3 V 1.5 4.5 mV T –T 7.0 mV MIN MAX Offset Drift +5 V, +3 V 7 µV/°C –Input Bias Current +5 V, +3 V 2 20 µA T –T 30 µA MIN MAX +Input Bias Current +5 V, +3 V 0.2 1.5 µA T –T 2.0 µA MIN MAX Open-Loop Voltage Gain V = +2.5 V p-p +5 V 67 73 dB O V = +0.7 V p-p +3 V 70 dB O Open-Loop Transresistance V = +2.5 V p-p +5 V 250 400 kΩ O V = +0.7 V p-p +3 V 300 kΩ O INPUT CHARACTERISTICS Input Resistance +Input +5 V 15 MΩ –Input +5 V 90 Ω Input Capacitance +Input 2 pF Input Common Mode +5 V 1.0 4.0 V Voltage Range +3 V 1.0 2.0 V Common-Mode Rejection Ratio Input Offset Voltage V = 1.25 V to 3.75 V +5 V 52 55 dB CM –Input Current 3 5.5 µA/V +Input Current 0.1 0.2 µA/V Input Offset Voltage V = 1 V to 2 V +3 V 52 dB CM –Input Current 3.5 µA/V +Input Current 0.1 µA/V OUTPUT CHARACTERISTICS Output Voltage Swing p-p R = 1 kΩ, T –T +5 V 3.0 3.2 V p-p L MIN MAX R = 150 Ω, T –T +5 V 2.8 3.1 V p-p L MIN MAX +3 V 1.0 1.3 V p-p Output Current +5 V 20 30 mA +3 V 15 25 mA Short Circuit Current G = +2, R = 715 Ω +5 V 40 mA F V = 1 V IN MATCHING CHARACTERISTICS Dynamic Crosstalk G = +2, f = 5 MHz +5 V, +3 V –72 dB Gain Flatness Match G = +2, f = 20 MHz +5 V, +3 V 0.1 dB DC Input offset Voltage T –T +5 V, +3 V 0.5 3.5 mV MIN MAX –Input Bias Current T –T +5 V, +3 V 2 25 µA MIN MAX POWER SUPPLY Operating Range 2.4 36 V Quiescent Current Per Amplifier +5 V 3.2 4.0 mA +3 V 3.0 3.5 mA T –T +5 V 4.5 mA MIN MAX Power Supply Rejection Ratio Input Offset Voltage V = +3 V to +30 V 70 80 dB S –Input Current 0.3 0.6 µA/V +Input Current 0.005 0.05 µA/V TRANSISTOR COUNT 56 NOTES 1Slew rate measurement is based on 10% to 90% rise time in the specified closed-loop gain. 2Single supply differential gain and phase are measured with the ac coupled circuit of Figure 53. Specifications subject to change without notice. –4– REV. B