參數(shù)資料
型號: LH155L
英文描述: Industrial Control IC
中文描述: 工業(yè)控制IC
文件頁數(shù): 48/51頁
文件大小: 288K
代理商: LH155L
LH155BA
48
7.2.5. MASTER CLOCK INPUT TIMING
(V
DD
= 2.4 to 5.5 V, T
OPR
= –30 to +85 C)
APPLICABLE PIN
t
CKHW
t
CKLW
CK
PARAMETER
SYMBOL
t
CKHW
t
CKLW
t
R
, t
F
CONDITIONS
MIN.
10
10
MAX.
32
32
15
UNIT
μs
μs
ns
CK "H" pulse width
CK "L" pulse width
Input signal rise and fall time
CK
(V
DD
= 1.8 to 2.4 V, T
OPR
= –30 to +85 C)
APPLICABLE PIN
PARAMETER
SYMBOL
t
CKHW
t
CKLW
t
R
, t
F
CONDITIONS
MIN.
10
10
MAX.
32
32
30
UNIT
μs
μs
ns
CK "H" pulse width
CK "L" pulse width
Input signal rise and fall time
NOTE :
All the timings must be specified relative to 20% and 80% of V
DD
voltage.
CK
8. CONNECTION EXAMPLES OF REPRESENTATIVE APPLICATIONS
(a) Connection to The 80-family MPU
A
0
A
7
-A
1
D
7
-D
0
a
o
RS
CSB
D
7
-D
0
RDB
WRB
RESB
Decoder
7
8
Reset input
(80-family MPU)
V
CC
GND
(LH155BA)
V
DD
1.8 to 5.5 V
V
SS
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