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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