74HCT299N,652 Просмотр технического описания (PDF) - NXP Semiconductors.
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74HCT299N,652 Datasheet PDF : 24 Pages
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NXP Semiconductors
74HC299; 74HCT299
8-bit universal shift register; 3-state
∑(CL × VCC2 × fo) = sum of outputs.
CL = output load capacitance in pF;
VCC = supply voltage in V;
VI = GND to VCC for 74HC299;
VI = GND to (VCC − 1.5 V) for 74HCT299.
10. Dynamic characteristics
Table 7. Dynamic characteristics
GND (ground = 0 V); for test circuit, see Figure 11.
Symbol Parameter
Conditions
74HC299
tpd
propagation
delay
tt
transition time
CP to Q0, Q7; see Figure 7
VCC = 2.0 V
VCC = 4.5 V
VCC = 5.0 V; CL = 15 pF
VCC = 6.0 V
CP to I/On; see Figure 7
VCC = 2.0 V
VCC = 4.5 V
VCC = 5.0 V; CL = 15 pF
VCC = 6.0 V
MR to Q0, Q7 or I/On;
see Figure 8
VCC = 2.0 V
VCC = 4.5 V
VCC = 5.0 V; CL = 15 pF
VCC = 6.0 V
bus driver (I/On); see Figure 7
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
standard (Q0, Q7); see Figure 7
VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
25 °C
Min Typ Max
−40 °C to
+85 °C
Min Max
−40 °C to Unit
+125 °C
Min Max
[1]
-
-
-
-
66 200 - 250 - 300 ns
24 40 - 50 - 60 ns
20 -
-
-
-
- ns
19 34 - 43 - 51 ns
-
-
-
-
[2]
66 200 - 250 - 300 ns
24 40 - 50 - 60 ns
20 -
-
-
-
- ns
19 34 - 43 - 51 ns
-
-
-
-
[3]
-
-
-
66 200 - 250 - 300 ns
24 40 - 50 - 60 ns
20 -
-
-
-
- ns
19 34 - 43 - 51 ns
14 60 - 75 - 90 ns
5 12 - 15 - 18 ns
4 10 - 13 - 15 ns
- 19 75 - 95 - 110 ns
-
7 15 - 19 - 22 ns
-
6 13 - 16 - 19 ns
74HC_HCT299_3
Product data sheet
Rev. 03 — 28 July 2008
© NXP B.V. 2008. All rights reserved.
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