參數(shù)資料
型號： LTC488
廠商： Linear Technology Corporation
英文描述： Quad RS485 Line Receiver
中文描述： 485四線接收器
文件頁數(shù)： 3/12頁
文件大?。?/td> 228K
代理商： LTC488
3
LTC488/LTC489
SYMBOL
t
ZL
t
ZH
t
LZ
t
HZ
The
G
denotes specifications that apply over the operating temperature
range.
Note 1:
Absolute Maximum Ratings are those beyond which the safety of
the device may be impaired.
PARAMETER
Receiver Enable to Output Low
Receiver Enable to Output High
Receiver Disable from Low
Receiver Disable from High
CONDITIONS
C
L
= 15pF (Figures 2, 4) S1 Closed
C
L
= 15pF (Figures 2, 4) S2 Closed
C
L
= 15pF (Figures 2, 4) S1 Closed
C
L
= 15pF (Figures 2, 4) S2 Closed
Note 2:
All currents into device pins are positive; all currents out of device
pins are negative. All voltages are referenced to device ground unless
otherwise specified.
Note 3:
All typicals are given for V
CC
= 5V and T
A
= 25
°
C.
MIN
TYP
30
30
30
30
MAX
60
60
60
60
UNITS
G
ns
ns
ns
ns
G
G
G
V
CC
= 5V
±
5% (Notes 2, 3), unless otherwise noted.
ELECTRICAL C
HARA TERISTICS
C
D
OUTPUT VOLTAGE (V)
0
0
O
16
1.0
488 G04
8
0.5
1.5
24
32
2.0
4
12
20
28
36
Receiver Output Low Voltage vs
Output Current at T
A
= 25
°
C
OUTPUT VOLTAGE (V)
5
0
O
–8
488 G03
–4
4
3
–12
–16
2
–2
–6
–10
–14
–18
Receiver Output High Voltage vs
Output Current at T
A
= 25
°
C
C
HARA TERISTICS
U
A
TYPICAL PERFOR
CE
Receiver Output Low Voltage vs
Temperature at I = 8mA
TEMPERATURE (°C)
–50
0
O
0.1
0.3
0.4
0.5
50
0.9
488 G01
0.2
–25
125
0.6
0.7
0.8
0
25
75
100
TEMPERATURE (°C)
–50
3.0
O
3.8
50
488 G02
3.4
–25
125
4.2
4.6
0
25
75
100
4.8
4.4
4.0
3.6
3.2
Receiver Output High Voltage vs
Temperature at I = 8mA
相關PDF資料
PDF描述
LTC488C Quad RS485 Line Receiver
LTC488CN Quad RS485 Line Receiver
LTC488CS Quad RS485 Line Receiver
LTC488I Quad RS485 Line Receiver
LTC488IN Quad RS485 Line Receiver
相關代理商/技術參數(shù)
參數(shù)描述
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