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74ALS164 Datenblatt(PDF) 3 Page - NXP Semiconductors |
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74ALS164 Datenblatt(HTML) 3 Page - NXP Semiconductors |
3 / 9 page Philips Semiconductors Product specification 74ALS164 8-bit serial-in parallel-out shift register 1991 Feb 08 3 LOGIC DIAGRAM DQ RD Q0 1 Dsa Dsb 2 CP MR 3 8 9 VCC = Pin 14 GND = Pin 7 DQ RD Q1 4 DQ RD Q2 5 DQ RD Q3 6 DQ RD Q4 10 DQ RD Q5 11 DQ RD Q6 12 DQ RD Q7 13 SF00715 CP CP CP CP CP CP CP CP MODE SELECT FUNCTION TABLE INPUTS OUTPUTS OPERATING MODE MR CP Dsa Dsb Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 OPERATING MODE L X X X L L L L L L L L Reset (Clear) H ↑ l l L q0 q1 q2 q3 q4 q5 q6 H ↑ l h L q0 q1 q2 q3 q4 q5 q6 Shift H ↑ h l L q0 q1 q2 q3 q4 q5 q6 Shift H ↑ h h H q0 q1 q2 q3 q4 q5 q6 NOTES: H = High voltage level h = High voltage level one setup time prior to the Low-to-High clock transition L = Low voltage level l = Low voltage level one setup time prior to the Low-to-High clock transition qn = Lower case letter indicate the state of the referenced output one setup time prior to the Low-to-High clock transition. X = Don’t care ↑ = Low-to-High clock transition APPLICATION The 74ALS164 can be cascaded to form synchronous shift registers of longer length. Here, two devices are combined to form a 16-bit shift register. CLEAR CLOCK DATA ENABLE Dsa Dsb Dsa Dsb CP MR D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 CP MR H 74ALS164 74ALS164 Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 SC00063 |
Ähnliche Teilenummer - 74ALS164 |
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Ähnliche Beschreibung - 74ALS164 |
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