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参数资料
| 型号： | ADM489ABRZ-REEL7 |
| 厂商： | Analog Devices Inc |
| 文件页数： | 10/16页 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS485/422 DIFF 14SOIC |
| 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： | 4.5 V ~ 5.5 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 14-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 14-SOICN |
| 包装： | 带卷 (TR) |
ADM488A/ADM489A
Rev. A | Page 3 of 16
SPECIFICATIONS
VCC = 5 V ± 10%; all specifications TMIN to TMAX, unless otherwise noted.
Table 1.
Parameter
Symbol
Min
Typ
Max
Unit
Test Conditions/Comments
DRIVER
Differential Output Voltage
VOD
5.0
V
R = ∞, see Figure 11
2.0
5.0
V
1.5
5.0
V
R = 27 (RS-485), see Figure 11
1.5
5.0
V
Δ|VOD| for Complementary Output States
0.2
V
R = 27 or 50 , see Figure 11
Common-Mode Output Voltage
VOC
3.0
V
R = 27 or 50 , see Figure 11
Δ|VOC| for Complementary Output States
0.2
V
R = 27 or 50
Output Short-Circuit Current
VOUT
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
A
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
k
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
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 unloaded, receivers enabled
30
60
A
DE = 0 V (disabled)
37
74
A
DE = 5 V (enabled)
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相关代理商/技术参数 |
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|---|---|
| ADM489AN | 制造商:Analog Devices 功能描述:Single Transmitter/Receiver RS-422/RS-485 14-Pin PDIP N 制造商:Analog Devices 功能描述:CMOS BUS TRANSCEIVER DIP14 489 制造商:Analog Devices 功能描述:Full-Duplex, Low Power, Slew Rate Limited, EIA RS-485 Transceivers |
| ADM489ANZ | 功能描述:IC TXRX RS485 LO SLEW/EN 14DIP RoHS:是 类别:集成电路 (IC) >> 接口 - 驱动器，接收器，收发器 系列:- 标准包装:1 系列:- 类型:线路收发器 驱动器/接收器数:5/3 规程:RS232 电源电压:3 V ~ 5.5 V 安装类型:表面贴装 封装/外壳:28-SOIC（0.295"，7.50mm 宽） 供应商设备封装:28-SOIC 包装:Digi-Reel® 产品目录页面:918 (CN2011-ZH PDF) 其它名称:296-25096-6 |
| ADM489AR | 制造商:Analog Devices 功能描述:Single Transmitter/Receiver RS-422/RS-485 14-Pin SOIC N 制造商:Analog Devices 功能描述:IC TRANSCEIVER RS485 |
| ADM489AR-REEL | 制造商:Analog Devices 功能描述:Single Transmitter/Receiver RS-422/RS-485 14-Pin SOIC N T/R 制造商:Rochester Electronics LLC 功能描述:FULL DUPLEX,RS-485 TRANSCEIVER I.C. - Tape and Reel |
| ADM489AR-REEL7 | 制造商:Analog Devices 功能描述:Single Transmitter/Receiver RS-422/RS-485 14-Pin SOIC N T/R |
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