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參數資料
| 型號： | ADM487E |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | 5 V, 【15 kV ESD Protected Half-Duplex, RS-485/RS-422 Transceivers |
| 中文描述： | 5，【15千伏ESD保護半V型雙工，RS-485/RS-422收發器 |
| 文件頁數： | 4/16頁 |
| 文件大小： | 297K |
| 代理商： | ADM487E |
ADM485E/ADM487E/ADM1487E
TIMING SPECIFICATIONS
Rev. 0 | Page 4 of 16
V
CC
= 5 V ± 5%, T
A
= T
MIN
to T
MAX
, unless otherwise noted.
Table 3. ADM485E/ADM1487E
Parameter
DRIVER
Input to Output
Symbol
t
DPLH
Min
10
Typ
40
Max
60
Unit
ns
Test Conditions/Comments
R
DIFF
= 54 Ω,
CL1 = CL2 = 100 pF
(see Figure 19 and Figure 20)
R
DIFF
= 54 Ω,
CL1 = CL2 = 100 pF
(see Figure 19 and Figure 20)
R
DIFF
= 54 Ω,
CL1 = CL2 = 100 pF
(see Figure 19 and Figure 20)
R
DIFF
= 54 Ω, CL1 = CL2 = 100 pF
(see Figure 19 and Figure 20)
C
RL
= 100 pF, S2 closed (see Figure 21)
C
RL
= 100 pF, S1 closed (see Figure 22)
C
RL
= 15 pF, S1 closed (see Figure 22)
C
RL
= 15 pF, S2 closed (see Figure 21)
R
DIFF
= 54 Ω
,
CL1 = CL2 = 100 pF
(see Figure 23 and Figure 24)
R
DIFF
= 54 Ω
,
CL1 = CL2 = 100 pF
(see Figure 4 and Figure 5)
C
RL
= 15 pF, S2 closed (see Figure 25)
C
RL
= 15 pF, S1 closed (see Figure 25)
C
RL
= 15 pF, S2 closed (see Figure 25)
t
PLH
, t
PHL
< 50% of data period
t
DPHL
10
40
60
ns
Output Skew to Output
t
SKEW
5
10
ns
Rise/Fall Time
t
DR
, t
DF
3
20
40
ns
Enable Time to High Level
Enable Time to Low Level
Disable Time from Low Level
Disable Time from High Level
RECEIVER
Input to Output
t
DZH
t
DZL
t
DLZ
t
DHZ
t
RPLH
20
45
45
45
45
60
70
70
70
70
200
ns
ns
ns
ns
ns
|t
PLH
t
PHL
| Differential Receiver Skew
t
SKEW
5
ns
Enable Time to Low Level
Enable Time to High Level
Disable Time from Low Level
Disable Time from High Level
MAXIMUM DATA RATE
t
RZL
t
RZL
t
RLZ
t
RHZ
f
MAX
2.5
25
20
20
20
50
50
50
50
ns
ns
ns
ns
Mbps
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相關代理商/技術參數 |
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|---|---|
| ADM487EARZ | 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:- 產品培訓模塊:RS-232 & USB Transceiver 標準包裝:2,000 系列:- 類型:收發器 驅動器/接收器數:1/1 規程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:16-SSOP（0.209"，5.30mm 寬） 供應商設備封裝:16-SSOP 包裝:帶卷 (TR) 其它名稱:296-19849-2 |
| ADM487EARZ-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 |
| 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 |
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