74LVC169_5

© NXP B.V. 2009. All rights reserved.

Product data sheet

Rev. 05 — 8 June 2009

10 of 22

NXP Semiconductors

74LVC169

Presettable synchronous 4-bit up/down binary counter

10. Dynamic characteristics

Table 7.

Dynamic characteristics

Voltages are referenced to GND (ground = 0 V). For test circuit see Figure 13.

Symbol Parameter

Conditions

−40 °C to +85 °C

−40 °C to +125 °C Unit

Min

Typ[1]

Max

Min

Max

propagation delay

CP to Qn; see Figure 8

[2]

-

17

-

-

-

ns

1.5

-

7.2

1.5

9.0

ns

1.5

4.0

6.6

1.5

8.5

ns

CP to TC; see Figure 8

[2]

-

21

-

-

-

ns

1.5

-

8.8

1.5

11.0

ns

1.5

4.8

7.5

1.5

9.5

ns

CET to TC; see Figure 9

[2]

-

19

-

-

-

ns

1.5

-

7.2

1.5

9.0

ns

1.5

4.1

6.2

1.5

8.0

ns

U/D to TC; see Figure 10

[2]

-

21

-

-

-

ns

1.5

-

8.2

1.5

10.5

ns

1.5

3.7

6.9

1.5

9.0

ns

pulse width

CP HIGH or LOW; see Figure 8

5.0

-

-

5.0

-

ns

4.0

1.2

-

4.0

-

ns

set-up time

Dn to CP; see Figure 11

3.0

-

-

3.0

-

ns

2.5

1.0

-

2.5

-

ns

PE to CP; see Figure 11

3.5

-

-

3.5

-

ns

3.0

1.2

-

3.0

-

ns

U/D to CP; see Figure 12

6.5

-

-

6.5

-

ns

5.5

2.8

-

5.5

-

ns

CEP, CET to CP; see Figure 12

5.5

-

-

5.5

-

ns

4.5

2.1

-

4.5

-

ns

hold time

Dn, PE, CEP, CET, U/D to CP;

see Figure 11 and 12

0.0

-

-

0.0

-

ns

0.5

0.0

-

0.5

-

ns