74LV4060 데이터 시트보기 (PDF) - Philips Electronics

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74LV4060

14-stage binary ripple counter with oscillator

Philips Electronics 

Philips Semiconductors

14-stage binary ripple counter with oscillator

Product specification

74LV4060

SYMBOL

PARAMETER

WAVEFORM

CONDITION

VCC(V)

2.0

trem

Removal time

MR to RS

Figure 7

2.7

3.0 to 3.6

4.5 to 5.5

2.0

fmax

Maximum clock

pulse frequency

Figure 6

2.7

3.0 to 3.6

4.5 to 5.5

NOTE:

Unless otherwise stated, all typical values are at Tamb = 25°C.

1. Typical value measured at VCC = 3.3V.

2. Typical value measured at VCC = 5.0V.

LIMITS

–40 to +85 °C

MIN TYP1 MAX

29

18

–

26

16

–

18

11

–

12

7

–

14

40

–

19

70

–

24

90

–

30

100

–

LIMITS

–40 to +125 °C

MIN MAX

37

–

32

–

23

–

15

–

9

–

12

–

15

–

19

–

UNIT

ns

MHz

Rbias = 560 kW

VCC

0.47 mF input

output 100 mF

Vi ~

(f = 1 kHz)

A io ~

GND

SV00323

Figure 1.

Test set-up for measuring forward transconductance

gfs = dio/dvi at vo is constant (see also graph Figure 2); MR = LOW.

20

gfs

(mA/V)

15

10

5

0

0

1

2

3

4

VCC (V)

SV00324

Figure 2.

Typical forward transconductance gfs as a function of the supply

voltage VCC at Tamb = 25°C.

1998 Jun 23

10

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