Datenblatt-Suchmaschine für elektronische Bauteile |
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ST232AW Datenblatt(PDF) 3 Page - STMicroelectronics |
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ST232AW Datenblatt(HTML) 3 Page - STMicroelectronics |
3 / 10 page TRANSMITTER ELECTRICAL CHARACTERISTICS (C1 -C4 = 0.1 µF, VCC =5V ± 10%, TA = -40 to 85 oC, unless otherwise specified. Typical Valus are referred to TA =25 oC) Symb ol Parameter Test Co nditi ons Value Un it Min. T yp. Max. VTOUT Output Voltage Swing All Transmitter outputs are loaded with 3K Ω to GND ±5 ±9V ITIL Logic Pull-Up Current TIN =0 V 5 40 µA VTIL Input Logic Threshold Low 0.8 1.4 V VTIH Input Logic Threshold High 1.4 2 V SRT Transition Slew Rate TA =25 oC, V CC =5 V, RL =3 to 7 K Ω, CL= 50 to 2500 pF (Note 1) 612 30 V/ µs DR Data Rate (Note 2) 200 400 Kbits/s RTOUT Transmitter Output Resistance VCC = V+ = V- = 0V VOUT = ± 2V 300 10M Ω ISC Transmitter Output Short Circuit Current one TXOUT to GND ±7 ±22 mA tdT Propagation Delay Time TTL-CMOS IN to RS-232 OUT CL= 150 pF (50% to 50%) 1.3 3.5 µs Note 1: Measured from 3V to -3Vor from -3V to 3V. Note 2: One trasmitter output is loaded with RL =3K Ω to7KΩ,CL = 50to 1000pF ELECTRICAL CHARACTERISTICS (C1 -C4 = 0.1 µF, VCC =5V ± 10% TA = -40 to 85 oC, unless otherwise specified. Typical Valus are referred to TA =25 oC) Symb ol Parameter Test Co nditi ons Value Un it Min. T yp. Max. ISUPPLY VCC Power Supply Current No Load 1.5 4 mA RECEIVER ELECTRICAL CHARACTERISTICS (C1 -C4 = 0.1 µF, VCC =5V ± 10%, TA = -40 to 85 oC, unless otherwise specified. Typical Valus are referred to TA =25 oC) Symb ol Parameter Test Co nditi ons Value Un it Min. T yp. Max. VRIN Receiver Input Voltage Operating Range -30 30 V RRIN RS-232 Input Resistance TA =25 oC, 357 K Ω VRIL RS-232 Input Logic Threshold Low 0.8 1.3 V VRIH RS-232 Input Logic Threshold High 1.8 2.4 V VRIHYS RS-232 Input Hysteresis VCC = 5 V 0.2 0.5 1 V VROL TTL/CMOS Output Voltage Low IOUT = 3.2mA (to VCC) 0.2 0.4 V VROH TTL/CMOS Output Voltage High IOUT = 1mA (to GND) 3.5 VCC-0.2 V ISCR Receiver Output Short Circuit Current to GND to VCC 2 10 10 30 mA mA tdR Propagation Delay Time CL=150pF (Note 1) 0.1 0.5 µs Note 1: RS-232 IN to TTL-CMOS OUT (from 50% to 50%) ST232A 3/10 |
Ähnliche Teilenummer - ST232AW |
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Ähnliche Beschreibung - ST232AW |
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