参数资料
型号: LTC2862HDD-2#TRPBF
厂商: Linear Technology
文件页数: 24/26页
文件大小: 0K
描述: IC TRANSCEIVER RS485 8-DFN
标准包装: 2,500
类型: 收发器
驱动器/接收器数: 1/1
规程: RS422,RS485
电源电压: 3 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 8-WFDFN 裸露焊盘
供应商设备封装: 8-DFN(3x3)
包装: 带卷 (TR)
LTC2862/LTC2863/
LTC2864/LTC2865
7
2862345fc
For more information www.linear.com/LTC2862
Typical perForMance characTerisTics
Driver Output Short-Circuit
Current vs Voltage
Driver Output Low/High Voltage
vs Output Current
Driver Differential Output Voltage
vs Temperature
Supply Current vs Data Rate
Driver Skew vs Temperature
Driver Propagation Delay vs
Temperature
TA = 25°C, VCC = VL = 3.3V, unless otherwise noted.
Supply Current vs Temperature
Supply Current vs VCC
OUTPUT CURRENT (mA)
0
0.0
DRIVER
OUTPUT
VOLTAGE
(V)
2.0
1.5
1.0
0.5
2.5
3.0
3.5
10
20
30
40
2862345 G07
50
VOH
VOL
TEMPERATURE (°C)
–50
1.5
V OD
(V)
1.9
1.7
2.1
2.3
2.5
0
50
100
2862345 G08
150
RDIFF = 100
RDIFF = 54
TEMPERATURE (°C)
DRIVER
SKEW
(SLEW
LIMITED)
(ns)
–50
–1.5
DRIVER
SKEW
(NON
SLEW
LIMITED)
(ns)
0.0
–0.5
–1.0
0.5
1.0
1.5
0
50
100
2862345 G04
150
0
60
40
20
100
80
120
SLEW LIMITED
NON SLEW LIMITED
RDIFF = 54
CL = 100pF
TEMPERATURE (°C)
DRIVER
DELAY
(SLEW
LIMITED)
(ns)
–50
20
DRIVER
DELAY
(NON
SLEW
LIMITED)
(ns)
25
30
35
0
50
100
2862345 G05
150
700
800
900
1000
SLEW LIMITED
NON SLEW LIMITED
RDIFF = 54
CL = 100pF
VCC (V)
3.0
0
SUPPLY
CURRENT
(mA)
2.0
1.5
1.0
0.5
2.5
3.0
3.5
4.5
3.5
4.0
4.5
5.0
2862345 G01
5.5
4.0
ICCTRS
ICCTR
SUPPLY CURRENT (mA)
DATA
RATE
(SLEW
LIMITED)
(kbps)
30
35
0
DATA
RATE
(NON
SLEW
LIMITED)
(Mbps)
8
4
12
16
20
40
45
50
55
2862345 G03
60
0
100
50
200
150
250
SLEW LIMITED
NON SLEW LIMITED
RDIFF = 54
CL = 100pF
OUTPUT VOLTAGE (V)
–60
–200
OUTPUT
CURRENT
(mA)
0
–50
–100
–150
150
100
50
200
–40
0
–20
20
40
2862345 G06
60
OUTPUT LOW
OUTPUT HIGH
TEMPERATURE (°C)
–50
0.1
SUPPLY
CURRENT
(A)
10
1
100
10000
0
50
100
2862345 G02
150
1000
ICCTR
ICCS
ICCTRS
VL Supply Current vs Data Rate
DATA RATE (Mbps)
0
V L
SUPPLY
CURRENT
(A)
200
100
300
400
500
600
5
10
15
2862345 G09
20
CL (RO) = 15pF
VCC = 5V
VL = 5V
VL = 2.5V
VL = 3.3V
VL = 1.8V
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