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MC74172B Scheda tecnica(PDF) 2 Page - ON Semiconductor |
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MC74172B Scheda tecnica(HTML) 2 Page - ON Semiconductor |
2 / 14 page MC75172B MC75174B http://onsemi.com 2 PIN CONNECTIONS MC75172B MC75174B 9 1 3A 3Y 3Z En 12 4Z 4Y 4A VCC Gnd 2A 2Y 2Z En 12 1Z 1A 1Y P Package 2 3 4 5 6 7 8 16 15 14 13 12 11 DW Package 2A 8 7 6 5 4 4A VCC 19 18 En 2Z NC 10 11 9 9 10 11 12 13 14 15 16 8 7 6 5 4 3 2 P Package 1 3 En 17 4Y Gnd 2Y 12 3A 14 3Z 4Z 15 16 1A 1Y 2 1Z NC NC NC 3Y 13 20 1Y 1A 1Z En 2Z 2Y 2A Gnd VCC En 34 En 34 20 13 3Y NC NC NC 1Z 2 1Y 1A 16 15 4Z 3Z 14 12 2Y Gnd 4Y 17 9 2A 8 7 6 5 4 4A VCC 19 18 DW Package 2Z NC 10 11 4A 4Y 4Z En 3Z 3Y 3A 1 3 1 10 3A MAXIMUM RATINGS Rating Symbol Value Unit Power Supply Voltage VCC −0.5, +7.0 Vdc Input Voltage (Data, Enable) Vin +7.0 Vdc Input Current (Data, Enable) Iin −24 mA Applied Output Voltage, when in 3−State Condition (VCC = 5.0 V) Vza −10, +14 Vdc Applied Output Voltage, when VCC = 0 V Vzb ±14 Output Current IO Self−Limiting − Storage Temperature Tstg −65, +150 °C Devices should not be operated at these limits. The “Recommended Operating Conditions” table provides for actual device operation. RECOMMENDED OPERATING CONDITIONS Characteristic Symbol Min Typ Max Unit Power Supply Voltage VCC +4.75 +5.0 +5.25 Vdc Input Voltage (All Inputs) Vin 0 − VCC Vdc Output Voltage in 3−State Condition, or when VCC = 0 V Vcm −7.0 − +12 Vdc Output Current (Normal data transmission) IO −65 − +65 mA Operating Ambient Temperature (see text) EIA−485 EIA−422 TA −40 0 − − +85 +85 °C All limits are not necessarily functional concurrently. |
Codice articolo simile - MC74172B |
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Descrizione simile - MC74172B |
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