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74HCT7404 Datasheet(PDF) 3 Page - NXP Semiconductors |
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74HCT7404 Datasheet(HTML) 3 Page - NXP Semiconductors |
3 / 28 page September 1993 3 Philips Semiconductors Product specification 5-Bit x 64-word FIFO register; 3-state 74HC/HCT7404 PINNING (SOT102) SYMBOL PIN DESCRIPTION OE 1 output enable input (active LOW) DIR 2 data-in-ready output SI 3 shift-in input (active HIGH) DO to D4 4, 5, 6, 7, 8 parallel data inputs GND 9 ground MR 10 asynchronous master-reset input (active LOW) Q4 to Q0 11, 12, 13, 14, 15 data outputs DOR 16 data-out-ready output SO 17 shift-out input (active LOW) VCC 18 positive supply voltage PINNING (SOT163A) SYMBOL PIN DESCRIPTION OE 1 output enable input (active LOW) DIR 2 data-in-ready output SI 3 shift-in input (active HIGH) n.c. 4 not connected D0 to D4 5, 6, 7, 8, 9 parallel data inputs GND 10 ground MR 11 asynchronous master-reset input (active LOW) Q4 to Q0 12, 13, 14, 15, 16 data outputs n.c. 17 not connected DOR 18 data-out ready output n.c. 19 not connected VCC 20 positive supply voltage Fig.1 Pin configuration (SOT102). handbook, halfpage DIR GND VCC D0 D 1 D 2 D 3 D 4 Q4 Q3 Q2 Q1 Q0 OE 7404 MGA670 SI DOR SO MR 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 Fig.2 Pin configuration (SOT163). handbook, halfpage 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 DIR GND V CC D0 D 1 D 2 D 3 D 4 Q4 Q3 Q2 Q1 Q0 OE 7404 MGA671 SI n.c. DOR SO n.c. MR |
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