PRELIMINARY DATA SHEET NEC's HIGH CMR, 10 Mbps 3.3V OPEN COLLECTOR PS9821-1/-2 OUTPUT TYPE SO8 OPTOCOUPLER DESCRIPTION NEC’s PS9821 is an optically coupled high-speed isolator containing a GaAlAs LED on the input side and a photodiode and a signal processing circuit on the output side on one chip. FEATURES • Supply Voltage 3.3V • Open collector output • High common mode transient immunity (CMH, CML = ±15 kV/µs Min.) • Small package (SO8) • High-speed (10 Mbps) • High isolation voltage (BV = 2 500 Vr.m.s.) APPLICATIONS • Factory Automation Network • Measurement equipment • PDP The information in this document is subject to change without notice. Before using this document, please confirm that this is the latest version. California Eastern Laboratories PS9821-1/-2 PACKAGE DIMENSIONS (UNIT: mm) PS9821-1/-2 Preliminary Data Sheet PS9821-1/-2 ABSOLUTE MAXIMUM RATINGS (TA = 25°° C, unless otherwise specified) Parameter Symbol Ratings Unit Forward Current IF 20 mA Reverse Voltage VR 5 V Supply Voltage VCC 7 V Output Voltage VO 7 V Output Current IO 25 mA Power Dissipation PC 40 mW BV 2 500 Vr.m.s. Operating Ambient Temperature TA −40 to +85 °C Storage Temperature Tstg −55 to +125 °C Diode Detector Isolation Voltage *1 *1 AC voltage for 1 minute at TA = 25°C, RH = 60% between input and output. RECOMMENDED OPERATING CONDITIONS Parameter Symbol MIN. Low Level Input Voltage VFL High Level Input Current Supply Voltage MAX. Unit 0 0.8 V IFH 6.3 12.5 mA VCC 2.7 3.6 V TTL (RL = 1 kΩ, loads) N Pull-up resistor RL TYP. - 5 330 4k Preliminary Data Sheet Ω PS9821-1/-2 ELECTRICAL CHARACTERISTICS (TA = −40 to +85°C, unless otherwise specified) Diode Detector Forward Voltage VF IF = 10 mA, TA = 25°C Reverse Current IR VR = 3 V, TA = 25°C Terminal Capacitance Ct V = 0 V, f = 1 MHz, TA = 25°C 30 IOH VCC = VO =3.3 V, VF = 0.8 V 0.3 50 µA Low Level Output Voltage VOL VCC = 3.3 V, IF = 5 mA, IOL = 8 mA 0.3 0.6 V High Level Supply Current ICCH VCC = 3.3 V, IF = 0 mA 4.5 7 mA Low Level Supply Current ICCL VCC = 3.3 V, IF = 10 mA 7.0 10 mA Threshold Input Current IFHL VCC = 3.3 V, VO = 0.8 V, RL = 350 Ω 3 5 mA Isolation Resistance RI-O VI-O = 1 kVDC, RH = 40 to 60%, TA = 25°C Isolation Capacitance CI-O V = 0 V, f = 1 MHz, TA = 25°C Propagation Delay Time tPHL VCC = 3.3 V, RL = 350 Ω, IF = 7.5 mA *2 Coupled MIN. *1 Symbol High Level Output Current Conditions TYP. Parameter 1.4 1.65 MAX. Unit 1.8 V 10 µA pF (H → L) 11 Ω 0.9 - (H → L) tPLH (L → H) VCC = 3.3 V, RL = 350 Ω, IF = 7.5 mA Rise Time tr VCC =3.3 V, RL = 350 Ω, IF = 7.5 mA 20 Fall Time tf VCC = 3.3 V, RL = 350 Ω, IF = 7.5 mA 10 Propagation Delay Skew 75 ns 90 ns 25 ns TA = 25°C *3 Pulse Width Distortion *3 (PWD) pF TA = 25°C *3 Propagation Delay Time 10 tPHL−tPLH VCC =3.3 V, RL = 350 Ω, IF = 7.5 mA - TA = 25°C tPSK VCC = 3.3 V, RL = 350 Ω, IF = 7.5 mA 40 TA = 25°C Common Mode Transient Immunity at High *4 Level Output CMH RL = 350 Ω, TA = 25°C, IF = 0 mA, VO (MIN.) = 2 V, VCM = 50V 15 kV/µs Common Mode Transient Immunity at Low *4 Level Output CML RL = 350 Ω, TA = 25°C, IF = 7.5 mA, VO (MAX.) = 0.8 V, VCM = 50V 15 kV/µs Life Support Applications These NEC products are not intended for use in life support devices, appliances, or systems where the malfunction of these products can reasonably be expected to result in personal injury. The customers of CEL using or selling these products for use in such applications do so at their own risk and agree to fully indemnify CEL for all damages resulting from such improper use or sale. 08/30/2004 A Business Partner of NEC Compound Semiconductor Devices, Ltd. Preliminary Data Sheet