參數(shù)資料
型號(hào): LTC1321CN#PBF
廠商: Linear Technology
文件頁數(shù): 16/20頁
文件大?。?/td> 0K
描述: IC TXRX RS232/RS485/EIA562 24DIP
標(biāo)準(zhǔn)包裝: 15
類型: 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù): 4/4
規(guī)程: RS562
電源電壓: 4.75 V ~ 5.25 V
安裝類型: 通孔
封裝/外殼: 24-DIP(0.300",7.62mm)
供應(yīng)商設(shè)備封裝: 24-PDIP
包裝: 管件
5
LTC1321/LTC1322/LTC1335
RS485 Driver Differential Output
Voltage vs Temperature
TEMPERATURE (°C)
–50
DIFFERENTIAL
OUTPUT
VOLTAGE
(V)
2.6
2.5
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
0
50
75
1321 G01
–25
25
100
125
RL = 54
RS485 Driver Output High Voltage
vs Output Current
EIA562 Driver Output Voltage
vs Temperature
OUTPUT VOLTAGE (V)
0
OUTPUT
CURRENT
(mA)
3
5
1321 G04
12
4
–80
–70
–60
–50
–40
–30
–20
–10
0
TA = 25°C
TEMPERATURE (°C)
–50
OUTPUT
VOLTAGE
(V)
5
4
3
2
1
0
–1
–2
–3
–4
–5
0
50
75
1321 G07
–25
25
100
125
RL = 3k
OUTPUT HIGH
OUTPUT LOW
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
TEMPERATURE (°C)
–50
TIME
(
s)
15
12
9
6
3
0
50
75
1321 G03
–25
25
100
125
RS485 Driver Skew vs
Temperature
EIA562 Driver Output Short-Circuit
Current vs Temperature
TEMPERATURE (°C)
–50
OUTPUT
SHORT-CIRCUIT
CURRENT
(mA)
18
16
14
12
10
8
6
25
75
1321 G09
–25
0
50
100
125
SOURCE
VOUT = 0V
SINK
DIFFERENTIAL OUTPUT VOLTAGE (V)
0
70
60
50
40
30
20
10
0
34
1321 G02
12
5
DIFFERENTIAL
OUTPUT
CURRENT
(mA)
TA = 25°C
RS485 Driver Differential Output
Current vs Output Voltage
OUTPUT VOLTAGE (V)
0
OUTPUT
CURRENT
(mA)
120
100
80
60
40
20
0
123
4
1321 G05
5
TA = 25°C
RS485 Driver Output Low Voltage
vs Output Current
EIA562 Driver Output Voltage
vs Supply Voltage
VDD SUPPLY VOLTAGE (V)
4
OUTPUT
VOLTAGE
(V)
5
6
78
1321 G08
9
10
8
6
4
2
0
–2
–4
–6
–8
–10
10
RL = 3k
TA = 25°C
VEE = –VDD
OUTPUT HIGH
OUTPUT LOW
RS485 Driver Output Short-Circuit
Current vs Temperature
TEMPERATURE (°C)
–50
OUTPUT
SHORT-CIRCUIT
CURRENT
(mA)
160
140
120
100
80
60
40
25
75
1321 G19
–25
0
50
100
125
SOURCE
(VOUT = 0V)
SINK
(VOUT = 5V)
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