SY100E136 데이터 시트보기 (PDF) - Micrel

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SY100E136

6-BIT UNIVERSAL UP/DOWN COUNTER

Micrel 

Micrel, Inc.

TLROUGTICH DTAIABGLREA(1M)

SY10E136

SY100E136

S1

S2

CIN

MR

L

L

X

L

L

H

L

L

L

H

H

L

H

L

L

L

H

L

H

L

H

H

X

L

X

X

X

H

Note:

1. Expanded truth table included on following pages.

ELXOPGAICNDDEIADGTRRAUMTH TABLE(1)

CLK

Z

Z

Z

Z

Z

Z

X

Function

Preset Parallel Data Inputs

Increment (Count Up)

Hold Count

Decrement (Count Down)

Hold Count

Hold Count

Reset (Qn = LOW; COUT = HIGH)

Function S1 S2 MR CIN CLIN CLK D5 D4 D3 D2 D1 D0 Q5 Q4 Q3 Q2 Q1 Q0 COUT CLOUT

Preset

L L L XXZ L L L LHHL L L LHHH

H

Down

HL L L LZXXXXXXL L L LHLH

H

HL L L L ZXXXXXX L L L L LHH

L

HL L L LZXXXXXXL L L L L L L

H

HL L L L ZXXXXXXHHHHHHH

H

Preset

L L L XXZHHHHL LHHHHL LH

H

Up

LHL L L ZXXXXXXHHHHLHH

H

LHL L L ZXXXXXXHHHHHLH

L

LHL L L ZXXXXXXHHHHHHL

H

LHL L LZXXXXXXL L L L L LH

H

LHL L L ZXXXXXX L L L L LHH

H

LHL L LZXXXXXXL L L LHLH

H

Hold

HHL XXZXXXXXX L L L LHLH

H

HHL XXZXXXXXX L L L LHLH

H

Down

Hold

Down

Hold

Hold

HL L L L ZXXXXXX L L L L LHH

L

HL LHL ZXXXXXX L L L L LHH

H

HL L L LZXXXXXXL L L L L L L

H

HL LHLZXXXXXXL L L L L LH

H

HL LHLZXXXXXXL L L L L LH

H

HL LHHZXXXXXX L L L L L LH

H

HL L LHZXXXXXXL L L L L L L

H

HL L L LZXXXXXXL L L L L L L

H

Hold

HHL L L ZXXXXXX L L L L L L L

H

Preset

L L L XXZHHHHL LHHHHL LH

H

Up

LHL L L ZXXXXXXHHHHLHH

H

LHL L L ZXXXXXXHHHHHLH

L

Hold

LHLHL ZXXXXXXHHHHHLH

H

Up

LHL L L ZXXXXXXHHHHHHL

H

Hold

LHLHL ZXXXXXXHHHHHHH

H

L H L HH Z X X X X X XHHHHHHH

H

Hold

LHL L L ZXXXXXXHHHHHHL

H

Up

LHL L LZXXXXXXL L L L L LH

H

LHL L L ZXXXXXX L L L L LHH

H

LHL L LZXXXXXXL L L LHLH

H

LHL L L ZXXXXXX L L L LHHH

H

Reset

XXHXXXXXXXXXL L L L L LH

H

Note:

1. Z = LOW-to-HIGH transition

M9999-032006

hbwhelp@micrel.com or (408) 955-1690

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