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參數資料
| 型號： | ADM487EARZ-REEL7 |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 通用總線功能 |
| 英文描述： | 5 V, 【15 kV ESD Protected Half-Duplex, RS-485/RS-422 Transceivers |
| 中文描述： | LINE TRANSCEIVER, PDSO8 |
| 封裝： | ROHS COMPLIANT, MS-012AA, SOIC-8 |
| 文件頁數： | 3/16頁 |
| 文件大小： | 297K |
| 代理商： | ADM487EARZ-REEL7 |
ADM485E/ADM487E/ADM1487E
SPECIFICATIONS
V
CC
= 5 V ± 5%, T
A
= T
MIN
to T
MAX
, unless otherwise noted.
Rev. 0 | Page 3 of 16
Table 2. ADM485E/ADM487E/ADM1487E
Parameter
DRIVER
Differential Outputs
Differential Output Voltage (no Load)
Differential Output Voltage (with Load)
Symbol
V
OD1
V
OD2
Min
2
1.5
Typ
Max
5
5
0.2
Unit
V
V
V
V
Test Conditions/Comments
R
L
= 50 Ω (RS-422)
R
L
= 27 Ω (RS-485) (see Figure 18)
R
L
= 27 Ω or 50 Ω (see Figure 18)
Δ |V
OD
| for Complementary Output
States
Common-Mode Output Voltage
Δ |V
OC
| for Complementary Output
States
Logic Inputs
Input High Voltage
Input Low Voltage
Logic Input Current
RECEIVER
Input Current (A, B)
V
OC
3
0.2
V
V
R
L
= 27 Ω or 50 Ω (see Figure 18)
R
L
= 27 Ω or 50 Ω (see Figure 18)
V
IH
V
IL
I
IN1
I
IN2
2.0
0.8
0.2
0.8
±2
1.0
0.25
V
V
μA
mA
mA
mA
mA
DE, DI, RE
DE, DI, RE
DE, DI, RE
DE = 0 V, V
IN
= 12 V
V
CC
= 0 V or +5.25 V, V
IN
= 7 V (ADM485E)
DE = 0 V, V
IN
= 12 V
V
CC
= 0 V or +5.25 V, V
IN
= 7 V
(ADM487E/ADM1487E)
7 V < V
CM
< +12 V
V
CM
= 0 V
I
OUT
= 4 mA, V
ID
= +200 mV
I
OUT
= +4 mA, V
ID
= 200 mV
0.4 V < V
O
< 2.4 V
7 V < V
CM
< +12 V (ADM485E)
7 V< V
CM
< +12 V (ADM487E/ADM1487E)
RE = 0 V or V
CC
, DE = V
CC
(ADM485E)
RE = 0 V or V
CC
, DE = 0 V (ADM485E)
RE = 0 V or V
CC
, DE = V
CC
(ADM1487E)
RE = 0 V or V
CC
, DE = 0 V (ADM1487E)
RE = 0 V or V
CC
, DE = V
CC
(ADM487E)
RE = 0 V, DE = 0 V (ADM487E)
DE = 0 V, RE = V
CC
(ADM487E)
7 V ≤ V
O
≤ +12 V, applies to peak current
7 V ≤ V
O
≤ +12 V, applies to peak current
0 V ≤ V
O
≤ V
CC
Human body model
Differential Inputs
Differential Input Threshold Voltage
Input Hysteresis
Receiver Output Logic
Output Voltage High
Output Voltage Low
Three-State Output Leakage Current
Receiver Input Resistance
V
TH
ΔV
TH
V
OH
V
OL
I
OZR
R
IN
I
CC
I
SHDN
I
OSD1
I
OSD2
I
OSR
0.2
3.5
12
48
35
35
7
70
500
300
300
230
250
120
0.5
±15
+0.2
0.4
±1
900
500
500
400
400
250
10
250
250
95
V
mV
V
V
μA
kΩ
kΩ
μA
μA
μA
μA
μA
μA
μA
mA
mA
kV
POWER SUPPLY
No Load Supply Current
Supply Current in Shutdown
Driver Short-Circuit Current, V
O
High
Driver Short-Circuit Current, V
O
Low
Receiver Short-Circuit Current
ESD PROTECTION
A, B Pins
相關PDF資料 |
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| ADM1487 | Ultra-Low Power RS-485/RS-422 Transceiver with Low EMI and +/-10kV ESD Protection |
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| ADM1487AR | Ultra-Low Power RS-485/RS-422 Transceiver with Low EMI and +/-10kV ESD Protection |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| ADM487EWARZ | 功能描述:IC TXRX HALF DUP RS485/422 8SOIC RoHS:是 類別:集成電路 (IC) >> 接口 - 驅動器，接收器，收發器 系列:- 標準包裝:27 系列:- 類型:收發器 驅動器/接收器數:3/3 規程:RS232，RS485 電源電壓:4.75 V ~ 5.25 V 安裝類型:表面貼裝 封裝/外殼:28-SOIC（0.295"，7.50mm 寬） 供應商設備封裝:28-SOIC 包裝:管件 |
| ADM487EWARZ-REEL7 | 功能描述:IC TXRX HALF DUP RS485/422 8SOIC RoHS:是 類別:集成電路 (IC) >> 接口 - 驅動器，接收器，收發器 系列:- 標準包裝:121 系列:- 類型:收發器 驅動器/接收器數:1/1 規程: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 |
| ADM488 | 制造商:AD 制造商全稱:Analog Devices 功能描述:Full-Duplex, Low Power, Slew Rate Limited, EIA RS-485 Transceivers |
| ADM488A | 制造商:AD 制造商全稱:Analog Devices 功能描述:Full-Duplex, Low Power, Slew Rate Limited, EIA RS-485 Transceivers |
| ADM488ABRMZ | 功能描述:IC TXRX RS485/422 DIFF 10MSOP RoHS:是 類別:集成電路 (IC) >> 接口 - 驅動器，接收器，收發器 系列:- 標準包裝:121 系列:- 類型:收發器 驅動器/接收器數:1/1 規程: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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