MOTOROLA CMOS LOGIC DATA

MC14597B MC14598B

6

TRUTH TABLE FOR MC14597B

Address

Increment

Enable

Reset

Counter

Full

X

1

Count Up

—

X

1

No Change

—

X

1

0

Reset to Zero

Set to One

X

0

1

No Change

Set to One

If at

To Zero on

X

1

1

ADDRESS 7

Falling Edge

of STROBE

X = Don’t care

LATCH TRUTH TABLE

Address

Other

Strobe

Reset

Latch

Latches

0

1

*

*

1

1

Data

*

X

0

0

0

* = No change in state of latch

X = Don’t care

TEST LOAD

ALL OUTPUTS

Dn

+5.0 V

RL = 2.5 k

11.7 k

130 pF

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