参数资料
型号: ADM4857ARZ-REEL7
厂商: Analog Devices Inc
文件页数: 16/16页
文件大小: 0K
描述: IC TXRX RS485/422 10MBPS 8SOIC
标准包装: 1,000
类型: 收发器
驱动器/接收器数: 1/1
规程: RS422,RS485
电源电压: 4.75 V ~ 5.25 V
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 带卷 (TR)
ADM4850/ADM4851/ADM4852/ADM4853/ADM4854/ADM4855/ADM4856/ADM4857
Rev. D | Page 9 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
400
0
50
100
150
200
250
300
350
–50
–25
0
25
50
75
100
125
04
93
1-
0
14
TEMPERATURE (°C)
UNL
O
ADE
D
S
UP
P
L
Y
C
URRE
N
T
(μ
A)
ADM4853: DE = VCC
ADM4853: DE = GND
ADM4850: DE = VCC
ADM4850: DE = GND
Figure 6. Unloaded Supply Current vs. Temperature
04931-015
50
0
5
10
15
20
25
30
35
40
45
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
RECEIVER OUTPUT LOW VOLTAGE (V)
RE
CE
IV
E
R
OUTP
UT
CURRE
NT
(mA)
Figure 7. Receiver Output Current vs. Receiver Output Low Voltage
04931-016
5
0
–5
–10
–15
–20
3.5
4.0
4.5
5.0
5.5
RECEIVER OUTPUT HIGH VOLTAGE (V)
RE
CE
IV
E
R
OUTP
UT
CURRE
NT
(mA)
Figure 8. Receiver Output Current vs. Receiver Output High Voltage
04931-017
0.40
0.15
0.20
0.25
0.30
0.35
–50
–25
0
255075
100
125
TEMPERATURE (°C)
OUTPUT
LOW
VOLTAGE
(V)
Figure 9. Receiver Output Low Voltage vs. Temperature
04
93
1-
0
18
4.6
4.0
4.1
4.2
4.3
4.4
4.5
–50
–25
0
25
50
75
100
125
TEMPERATURE (°C)
OU
T
P
U
T
H
IGH
V
O
LTA
G
E
(
V
)
Figure 10. Receiver Output High Voltage vs. Temperature
04931-019
90
0
10
20
30
40
50
60
70
80
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
DIFFERENTIAL OUTPUT VOLTAGE (V)
DRIV
E
R
OUTP
UT
CURRE
NT
(mA)
Figure 11. Driver Output Current vs. Differential Output Voltage
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