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74HC_HCT595 All information provided in this document is subject to legal disclaimers.
Product data sheet Rev. 8 — 25 February 2016 9 of 23
Nexperia 74HC595; 74HCT595
8-bit serial-in, serial or parallel-out shift register with output latches; 3-state
11. Dynamic characteristics
Table 7. Dynamic characteristics
Voltages are referenced to GND (ground = 0 V); for test circuit see Figure 13.
Symbol Parameter Conditions 25 C40 C to +85 C40 C to +125 CUnit
Min Typ[1] Max Min Max Min Max
74HC595
tpd propagation
delay SHCP to Q7S; see Figure 8 [2]
VCC = 2 V - 52 160 - 200 - 240 ns
VCC = 4.5 V - 19 32 - 40 - 48 ns
VCC = 6 V - 15 27 - 34 - 41 ns
STCP to Qn; see Figure 9 [2]
VCC = 2 V - 55 175 - 220 - 265 ns
VCC = 4.5 V - 20 35 - 44 - 53 ns
VCC = 6 V - 16 30 - 37 - 45 ns
MR to Q7S; see Figure 11 [3]
VCC = 2 V - 47 175 - 220 - 265 ns
VCC = 4.5 V - 17 35 - 44 - 53 ns
VCC = 6 V - 14 30 - 37 - 45 ns
ten enable time OE to Qn; see Figure 12 [4]
VCC = 2 V - 47 150 - 190 - 225 ns
VCC = 4.5 V - 17 30 - 38 - 45 ns
VCC = 6 V - 14 26 - 33 - 38 ns
tdis disable time OE to Qn; see Figure 12 [5]
VCC = 2 V - 41 150 - 190 - 225 ns
VCC = 4.5 V - 15 30 - 38 - 45 ns
VCC = 6 V - 12 27 - 33 - 38 ns
tWpulse width SHCP HIGH or LOW;
see Figure 8
VCC = 2 V 75 17 - 95 - 110 - ns
VCC = 4.5 V 15 6 - 19 - 22 - ns
VCC = 6 V 13 5 - 16 - 19 - ns
STCP HIGH or LOW;
see Figure 9
VCC = 2 V 75 11 - 95 - 110 - ns
VCC = 4.5 V 15 4 - 19 - 22 - ns
VCC = 6 V 13 3 - 16 - 19 - ns
MR LOW; see Figure 11
VCC = 2 V 75 17 - 95 - 110 - ns
VCC = 4.5 V 15 6 - 19 - 22 - ns
VCC = 6 V 13 5 - 16 - 19 - ns