参数资料
型号: ADM483EARZ-REEL
厂商: Analog Devices Inc
文件页数: 10/16页
文件大小: 0K
描述: IC TXRX RS485 LO SLEW 5V 8SOIC
标准包装: 1
类型: 收发器
驱动器/接收器数: 1/1
规程: RS422,RS485
电源电压: 4.5 V ~ 5.5 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: 标准包装
产品目录页面: 790 (CN2011-ZH PDF)
其它名称: ADM483EARZ-REELDKR
ADM483E
Rev. A | Page 3 of 16
SPECIFICATIONS
VCC = 5 V ± 10%. All specifications TMIN to TMAX, unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
DRIVER
Differential Output Voltage, VOD
5.0
V
VCC = 5.25 V; R = ∞, see Figure 15
2.0
5.0
V
R = 50 Ω (RS-422), see Figure 15
1.5
5.0
V
R = 27 Ω (RS-485), see Figure 15
1.5
5.0
V
VIN = –7 V to +12 V
Δ|VOD| for Complementary Output States
0.2
V
R = 27 Ω or 50 Ω, see Figure 15
Common-Mode Output Voltage, VOC
3
V
R = 27 Ω or 50 Ω, see Figure 15
Δ|VOC| for Complementary Output States
0.2
V
R = 27 Ω or 50 Ω
Output Short-Circuit Current (VOUT = High)
250
mA
–7 V ≤ VO ≤ +12 V
Output Short-Circuit Current (VOUT = Low)
250
mA
–7 V ≤ VO ≤ +12 V
CMOS Input Logic Threshold Low, VINL
1.4
0.8
V
CMOS Input Logic Threshold High, VINH
2.0
1.4
V
Logic Input Current (DE, DI)
±1.0
μA
RECEIVER
Differential Input Threshold Voltage, VTH
0.2
+0.2
V
7 V ≤ VCM ≤ +12 V
Input Voltage Hysteresis, ΔVTH
70
mV
VCM = 0 V
Input Resistance
12
7 V ≤ VCM ≤ +12 V
Input Current (A, B)
1
mA
VIN = 12 V
0.8
mA
VIN = –7 V
Logic Enable Input Current (RE)
±1
μA
CMOS Output Voltage Low, VOL
0.4
V
IOUT = 4.0 mA
CMOS Output Voltage High, VOH
4.0
V
IOUT = 4.0 mA
Short-Circuit Output Current
7
85
mA
VOUT = GND or VCC
Three-State Output Leakage Current
±2.0
μA
0.4 V ≤ VOUT ≤ 2.4 V
POWER SUPPLY CURRENT
Outputs unloaded, receivers enabled
ICC
36
120
μA
DE = 0 V (disabled), RE = 0 V
270
360
μA
DE = 5 V (enabled), RE = 0 V
Supply Current in Shutdown
0.1
10
μA
DE = 0 V, RE = VCC
ESD IMMUNITY
ESD Protection
±15
kV
HBM air discharge; Pin A, Pin B
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