參數(shù)資料
型號: L6372
英文描述: OCTAL INDUSTRIAL INPUT INTERFACE(253.91 k)
中文描述: 八路工業(yè)輸入接口(253.91十一)
文件頁數(shù): 4/15頁
文件大?。?/td> 253K
代理商: L6372
ELECTRICALCHARACTERISTICS
(T
j
= -25 to 125
°
C; unlessotherwise specified.)
AC OPERATION
Symbol
F
osc
(*)
I
chg
(*)
V
hosc
V
losc
t
sv
Parameter
Test Condition
Min.
8.8
40
Typ.
10
50
3.2
1.5
Max.
11.2
60
3.7
Unit
kHz
μ
A
Oscillator Frequency
Current Charging
Upper Switching Threshold
Lower Switching Threshold,
Time Serial Valid
C = 1.2nF; R
ref
= 12K
;
R
ref
= 12K
V
V
μ
s
1
Time from 0.85V on pin P/S to
the first rising edge of the
external clock
Time from negative edge on pin
P/S to activation of the output
buffer of D
out
with the content of
the eighth flip/flop
0.8
t
so
Time Serial Out
0.35
μ
s
t
ckh
t
ckl
F
clock
t
r
t
f
t
su
High Level Clock Duration
Low Level Clock Duration
Clock Frequency
Clock RiseTime
Clock FallTime
Set up Time for D
in
before the Clock Rising Edge
Hold Time for D
in
after the
Rising Edge of the Clock
Delay Time of D
out
after the
rising Edge of the Clock
Internal Delay, D
in
to the D
Input of the First of the Eight
Flip/Flops
300
300
ns
ns
MHz
ns
ns
ns
1.5
500
500
200
t
hold
0
ns
t
delay
15
45
150
ns
τ
pdin
50
90
200
ns
(*) F
osc
and I
chg
vary inversely to R
ref
, for R
ref
from 11K
to 30K
.
L6372
4/15
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