Alpha AS100 Series - Page 36

Chapter II Installation and Wiring
35
Timing Requirements for Pulse Input:
Parameters
Differential Drive Input
Single-end Input Drive
t
ck
>2μs
>5μs
t
h
>1μs
>2.5μs
t
l
>1μs
>2.5μs
t
rh
<0.2μs
<0.3μs
t
rl
<0.2μs
<0.3μs
t
s
>1μs
>2.5μs
t
qck
>8μs
>10μs
t
qh
>4μs
>5μs
t
ql
>4μs
>5μs
t
qrh
>0.2μs
<0.3μs
t
qrl
>0.2μs
<0.3μs
t
qs
>1μs
>2.5μs
t
s
t
ck
t
rl
t
s
t
rh
t
s
t
rl
t
rh
CCW
t
l
CW
CW
90%
10%
90%
10%
PULS
SIGN
Sequence Diagram of Pulse + Direction Input
Interface (maximum frequency 500 KHz)