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CD74HC123PWTG4 数据表(PDF) 2 Page - Texas Instruments |
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CD74HC123PWTG4 数据表(HTML) 2 Page - Texas Instruments |
2 / 19 page 2 Pinout CD54HC123, CD54HCT123 (CERDIP) CD74HC123 (PDIP, SOIC, SOP, TSSOP) CD74HC423 (PDIP, SOIC, SOP) CD74HCT123, CD74HCT423 (PDIP, SOIC) TOP VIEW Functional Diagram 14 15 16 9 13 12 11 10 1 2 3 4 5 7 6 8 1A 1B 1R 1Q 2Q 2CX GND 2RXCX VCC 1CX 1Q 2Q 2R 2B 2A 1RXCX 2R 11 2A 9 10 5 12 2Q 2Q 2B MONO 2 VCC 67 2Cx 2RxCx 1R 3 1A 2 1 13 4 1Q 1Q 1B MONO 1 VCC 14 15 1Cx 1RxCx 1Cx 1Rx 2Cx 2Rx TRUTH TABLE INPUTS OUTPUTS AB RQ Q CD74HC/HCT123 HX H L H XL H L H L ↑ H ↓ HH XX L L H LH ↑ CD74HC/HCT423 HX H L H XL H L H L ↑ H ↓ HH XX L L H H = High Voltage Level, L = Low Voltage Level, X = Don’t Care. CD54/74HC123, CD54/74HCT123, CD74HC423, CD74HCT423 |
类似零件编号 - CD74HC123PWTG4 |
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类似说明 - CD74HC123PWTG4 |
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