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參數(shù)資料
| 型號： | ADM3493ARZ |
| 廠商： | Analog Devices Inc |
| 文件頁數(shù)： | 6/12頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC TXRX RS-422/485 3.3V 8-SOIC |
| 標準包裝： | 98 |
| 類型： | 收發(fā)器 |
| 驅(qū)動器/接收器數(shù)： | 1/1 |
| 規(guī)程： | RS422，RS485 |
| 電源電壓： | 3 V ~ 3.6 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： | 管件 |
| 產(chǎn)品目錄頁面： | 790 (CN2011-ZH PDF) |
ADM3493
Rev. 0 | Page 3 of 12
SPECIFICATIONS
VCC = 3.3 V ±0.3 V, TA = TMIN to TMAX, unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Units
Test Conditions/Comments
DRIVER
Differential Output Voltage, VOD
2.0
V
RL = 100 Ω (RS-422), Vcc = 3.3 V
±5% (see Figure 3)
1.5
V
1.5
V
RL = 60 Ω (RS-485), Vcc = 3.3 V
(see Figure 4)
0.2
V
Common-Mode Output Voltage, VOC
3
V
0.2
V
DRIVER INPUT LOGIC
CMOS Input Logic Threshold Low, VIH
0.8
V
DE, DI, RE
CMOS Input Logic Threshold High, VIL
2.0
V
DE, DI, RE
CMOS Logic Input Current, IN1
±2
μA
DE, DI, RE
60
μA
VIN = 12 V
Input Current (A, B), IN2
60
μA
VIN = 7 V
DE = 0 V
VCC = 0 V or 3.6 V
RECEIVER
Differential Input Threshold Voltage, VTH
0.2
V
7V < VCM < + 12 V
Input Hysteresis,
Δ VTH
50
mV
VCM = 0 V
CMOS Output Voltage High, VOH
Vcc – 0.4
V
IOUT = 1.5 mA, VID = 200 mV
(see Figure 5)
CMOS Output Voltage Low, VOL
0.4
V
IOUT = 2.5mA, VID = 200mV
(see Figure 5)
Three-State Output Leakage Current, IOZR
±1
μA
Vcc = 3.6 V, 0 V
≤ VOUT ≤ Vcc
Input Resistance, RIN
96
kΩ
7 V < VCM < + 12 V
POWER SUPPLY CURRENT
DE = VCC
1.1
2.2
mA
RE = 0 V or VCC
DE = VCC
Supply Current
0.95
1.9
mA
RE = 0 V
No load,
DI = 0 V or VCC
Supply Current in Shutdown Mode, ISHDN
0.002
1
μA
DE = 0 V, RE = VCC, DI = VCC or 0 V
250
mA
VOUT = 7 V
Driver Short-Circuit Output Current, IOSD
250
mA
VOUT = 12 V
Receiver Short-Circuit Output Current, IOSR
±8
±60
mA
0 V < VRO < VCC
1
ΔVOD and ΔVOC are the changes in VOD and VOC, respectively, when DI input changes state.
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| ADM3493ARZ | 制造商:Analog Devices 功能描述:RS-485 TRANCEIVER IC |
| ADM3493ARZ-REEL7 | 功能描述:IC TXRX RS-422/485 3.3V 8-SOIC RoHS:是 類別:集成電路 (IC) >> 接口 - 驅(qū)動器，接收器，收發(fā)器 系列:- 標準包裝:121 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):1/1 規(guī)程:RS422，RS485 電源電壓:3 V ~ 3.6 V 安裝類型:表面貼裝 封裝/外殼:10-WFDFN 裸露焊盤 供應商設備封裝:10-DFN（3x3） 包裝:管件 |
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