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ML145503EP Datasheet(PDF) 6 Page - LANSDALE Semiconductor Inc. |
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ML145503EP Datasheet(HTML) 6 Page - LANSDALE Semiconductor Inc. |
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6 / 26 page  ML145502, ML145503, ML145505 LANSDALE Semiconductor, Inc. ANALOG ELECTRICAL CHARACTERISTICS (VDD = – VSS = 5 V to 6 V 5%, TA = – 40 to + 85°C) Characteristic Symbol Min Typ Max Unit Input Current +Tx, –Tx Iin — ± 0.01 ± 0.2 µA AC Input Impedance to VAG (1 kHz) +Tx, –Tx Zin 5 10 — — M Ω Input Capacitance +Tx, –Tx — — 10 pF Input Offset Voltage of Txl Op Amp — < ± 30 — mV Input Common Mode Voltage Range +Tx, –Tx VICR VSS + 1.0 — VDD – 2.0 V Input Common Mode Rejection Ratio +Tx, –Tx CMRR — 70 — dB Txl Unity Gain Bandwidth RL ≥ 10 kΩ BWp — 1000 — kHz Txl Open Loop Gain RL ≥ 10 kΩ AVOL — 75 — dB Equivalent Input Noise (C–Message) Between +Tx and –Tx, at Txl — – 20 — dBrnC0 Output Load Capacitance for Txl Op Amp 0 — 100 pF Output Voltage Range Txl Op Amp, RxO or RxO RL = 10 kΩ to VAG RL = 600 Ω to VAG Vout VSS + 0.8 VSS + 1.5 — — VDD – 1.0 VDD – 1.5 V Output Current Txl, RxO, RxO VSS + 1.5 V ≤ Vout ≤ VDD – 1.5 V ± 5.5 — — mA Output Impedance RxO, RxO* 0 to 3.4 kHz Zout — 3 — Ω Output Load Capacitance for RxO and RxO* 0 — 200 pF Output dc Offset Voltage Referenced to VAG Pin RxO RxO* — — — — ± 100 ± 150 mV Internal Gainsetting Resistors for RxG to RxO and RxO 62 100 225 k Ω External Reference Voltage Applied to Vref (Referenced to VAG) 0.5 — VDD – 1.0 V Vref Input Current — — 20 µA VAG Output Bias Voltage — 0.53 VDD + 0.47 VSS — V VAG Output Current Source Sink IVAG 0.4 10.0 — — 0.8 — mA Output Leakage Current During Power Down for the Txl Op Amp, VAG, RxO, and RxO — — ± 30 µA Positive Power Supply Rejection Ratio, Transmit 0 – 100 kHz @ 250 mV, C–Message Weighting Receive 45 55 50 65 — — dBC Negative Power Supply Rejection Ratio, Transmit 0 – 100 kHz @ 250 mV, C–Message Weighting Receive 50 50 55 60 — — dBC * Assumes that RxG is not connected for gain modifications to RxO. www.lansdale.com Page 6 of 26 Issue A |
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