VCC = 5 V ±5%. All specifications T" />
參數(shù)資料
型號: ADM1486ARZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 10/16頁
文件大?。?/td> 0K
描述: IC TXRX RS-485 PRO-BUS 5V 8SOIC
標準包裝: 1,000
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 1/1
規(guī)程: RS485
電源電壓: 4.75 V ~ 5.25 V
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 8-SO
包裝: 帶卷 (TR)
ADM1486
Rev. A | Page 3 of 16
SPECIFICATIONS
VCC = 5 V ±5%. 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
R = Infinity, see Figure 3
2.1
5.0
V
VCC = 5 V, R = 50 (RS-422), see Figure 3
2.1
5.0
V
R = 27 (RS-485), see Figure 3
VOD3
2.1
5.0
V
VTST = 7 V to +12 V, see Figure 4
| VOD | for Complementary Output States
0.2
V
R = 27 or 50 , see Figure 3
Common-Mode Output Voltage VOC
3.0
V
R = 27 or 50 , see Figure 3
| VOC | for Complementary Output States
0.2
V
R = 27 or 50
Output Short-Circuit Current (VOUT = High)
60
200
mA
7 V ≤ VO ≤ +12 V
Output Short-Circuit Current (VOUT = Low)
60
200
mA
7 V ≤ VO ≤ +12 V
CMOS Input Logic Threshold Low, VINL
0.8
V
CMOS Input Logic Threshold High, VINH
2.0
V
Logic Input Current (DE, DI)
±1.0
A
RECEIVER
Differential Input Threshold Voltage, VTH
0.2
+0.2
V
7 V ≤ VCM ≤ +12 V
Input Voltage Hysteresis, VTH
70
mV
VCM = 0 V
Input Resistance
20
30
k
7 V ≤ VCM ≤ +12 V
Input Current (A, B)
0.6
mA
VIN = +12 V
0.35
mA
VIN = 7 V
Logic Enable Input Current (RE)
±1.0
A
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
±1.0
A
0.4 V ≤ VOUT ≤ 2.4 V
POWER SUPPLY CURRENT
ICC (Outputs Enabled)
1.2
2.0
mA
Outputs unloaded, digital inputs = GND or VCC
ICC (Outputs Disabled)
0.8
1.5
mA
Outputs unloaded, digital inputs = GND or VCC
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