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74LCX16373 Scheda tecnica(PDF) 2 Page - STMicroelectronics |
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74LCX16373 Scheda tecnica(HTML) 2 Page - STMicroelectronics |
2 / 10 page 74LCX16373 2/10 INPUT AND OUTPUT EQUIVALENT CIRCUIT PIN DESCRIPTION TRUTH TABLE X : Don‘t Care Z : High Impedance * : Q outputs are latched at the time when the LE input is taken low logic level. IEC LOGIC SYMBOLS PIN No SYMBOL NAME AND FUNCTION 1 1OE 3 State Output Enable Input (Active LOW) 2, 3, 5, 6, 8, 9, 11, 12 1Q0 to 1Q7 3-State Outputs 13, 14, 16, 17, 19, 20, 22, 23 2Q0 to 2Q7 3-State Outputs 24 2OE 3 State Output Enable Input (Active LOW) 25 2LE Latch Enable Input 36, 35, 33, 32, 30, 29, 27, 26 2D0 to 2D7 Data Inputs 47, 46, 44, 43, 41, 40, 38, 37 1D0 to 1D7 Data Inputs 48 1LE Latch Enable Input 4, 10, 15, 21, 28, 34, 39, 45 GND Ground (0V) 7, 18, 31, 42 VCC Positive Supply Voltage INPUTS OUTPUT OE LE D Q HX X Z L L X NO CHANGE * LH L L LH H H |
Codice articolo simile - 74LCX16373_03 |
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Descrizione simile - 74LCX16373_03 |
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