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AM427 Datasheet(PDF) 2 Page - Analog Microelectronics |
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AM427 Datasheet(HTML) 2 Page - Analog Microelectronics |
2 / 9 page RATIOMETRISCHES TRANSMITTER–IC AM427 analog microelectronics April 99 2/9 ELEKTRISCHE SPEZIFIKATIONEN Tamb = 25°C, VCC = 5V (unless otherwise noted) Parameter Symbol Conditions Min. Typ. Max. Unit Voltage Range (Ratio Range) VCC 4.75 5 5.25 V Maximum Supply Voltage VCCmax 6V Quiescent Current ICC RRB = 500 Ω, IIB = 1mA 6.2 mA Temperature Specifications Operating Tamb –40 100 °C Storage Tst –55 125 °C Junction TJ 150 °C Thermal Resistance Θja DIL16 plastic package 70 °C/W Θja SO16 narrow plastic package 140 °C/W Over Voltage Switch Off Input Voltage Range VV+ 4.75 27 V Threshold Voltage VV+THRESH 10 15 V Input Current IV+ IV+ V+ = 5V V+ = 27V 45 310 80 550 140 820 µA µA Output Current IIP IIP V+ = 5V V+ = 27V 0.87 1.35 2.1 50 mA nA Ratiometric Current Source – Transducer Sense Voltage Range VVIB 527 V Internal Sense Voltage VRB ratiometric with VIB, VVIB = 5V 0.5 V Output Current Range IIB 0.50 1.25 mA Output Current IIB ratiometric with VIB, RRB = 500 Ω, VVIB = 5V 0.98 1 1.02 mA Ratiometric Error RAT@IB VVIB = 5.25V, VCC = 5V, RAT@IB = 1.05 VRB (VVIB = 5V) – VRB (VVIB = 5.25V) ±1 mV IRB vs. Temperature dIRB/dTIIB = 1mA ±20 ppm/°C Output Voltage Range VIB IIB = 1.25mA 1.5 VCC–0.5V V Output Resistance RIB IIB = 1mA, RIB = ∆UIB/∆IIB, VVIB = 5V, IIB = 1mA 1.5 4.5 M Ω Power Supply Rejection Ratio ∆IIB ∆VCC = 4.75V – 5.25V, VVIB = 5V, IIB = 1mA 76 90 dB Instrumentation Amplifier Input Voltage Range VIN+;– 1.5 VCC–2V V Internal Gain GIA VIN– = 2V, ∆VIN = 200mV GIA = ∆VVIA/∆VIN 9.8 10.0 10.2 Common Mode Rejection Ratio CMRR 80 90 dB Power Supply Rejection Ratio PSRR 74 80 dB Offset Voltage VOS ±3 mV VOS vs. Temperature dVOS/dT ±10 µV/°C Input Bias Current IB VIN = 2V 25 75 nA Output Voltage Range VVIA 0 VCC–2V V Output Resistance ROUT 20 k Ω Nonlinearity ∆VIN = 200mV, ideal input 0.1 % FS Voltage Output Stage Adjustable Gain GOUT 211 Input Voltage Range VVR 0 VCC–2.5V V Power Supply Rejection Ratio PSSR –72 –90 dB |
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