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參數資料
| 型號： | ADM3491 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | 3.3 V, Full Duplex, 840 uA 20 Mbps, EIA RS-485 Transceiver |
| 中文描述： | 3.3伏特，全雙工，840微安為20 Mbps，環境影響評估的RS - 485收發器 |
| 文件頁數： | 3/12頁 |
| 文件大小： | 288K |
| 代理商： | ADM3491 |
ADM3491
–3–
REV. 0
TIMNG SPECIFICATIONS
Parameter
Min
T yp
Max
Units
T est Conditions/ Comments
DRIVER
Differential Output Delay T
DD
Differential Output T ransition T ime
Propagation Delay Input to Output T
PLH
, T
PHL
Driver O/P to O/P T
SK EW
1
1
7
35
15
35
8
ns
ns
ns
ns
R
L
= 60
, C
L1
= C
L2
= 15 pF, Figure 5
R
L
= 60
, C
L1
= C
L2
= 15 pF, Figure 5
R
L
= 27
, C
L1
= C
L2
= 15 pF, Figure 6
R
L
= 54
, C
L1
= C
L2
= 15 pF, Figure 6
8
22
ENABLE/DISABLE
Driver Enable to Output Valid
Driver Disable T iming
Driver Enable from Shutdown
45
40
650
90
80
110
ns
ns
ns
R
L
= 110
, C
L
= 50 pF, Figure 3
R
L
= 110
, C
L
= 50 pF, Figure 3
R
L
= 110
, C
L
= 15 pF, Figure 3
RECEIVER
T ime to Shutdown
Propagation Delay Input to Output T
PLH
, T
PHL
Skew T
PLH
–T
PHL
Receiver Enable T
EN
Receiver Disable T
DEN
Receiver Enable from Shutdown
80
25
190
65
300
90
10
50
45
500
ns
ns
ns
ns
ns
ns
C
L
= 15 pF, Figure 8
C
L
= 15 pF, Figure 8
C
L
= 15 pF, Figure 4
C
L
= 15 pF, Figure 4
C
L
= 15 pF, Figure 4
25
25
(V
CC
= +3.3 V, T
A
= +25
8
C)
TIMNG SPECIFICATIONS
Parameter
Min
T yp
Max
Units
T est Conditions/ Comments
DRIVER
Differential Output Delay T
DD
Differential Output T ransition T ime
Propagation Delay Input to Output T
PLH
, T
PHL
Driver O/P to O/P T
SK EW
1
2
7
70
15
70
10
ns
ns
ns
ns
R
L
= 60
, C
L1
= C
L2
= 15 pF, Figure 5
R
L
= 60
, C
L1
= C
L2
= 15 pF, Figure 5
R
L
= 27
, C
L1
= C
L2
= 15 pF, Figure 6
R
L
= 54
, C
L1
= C
L2
= 15 pF, Figure 6
8
22
ENABLE/DISABLE
Driver Enable to Output Valid
Driver Disable T iming
Driver Enable from Shutdown
45
40
650
110
110
110
ns
ns
ns
R
L
= 110
, C
L
= 50 pF, Figure 3
R
L
= 110
, C
L
= 50 pF, Figure 3
R
L
= 110
, C
L
= 15 pF, Figure 3
RECEIVER
T ime to Shutdown
Propagation Delay Input to Output T
PLH
, T
PHL
Skew T
PLH
–T
PHL
Receiver Enable T
EN
Receiver Disable T
DEN
Receiver Enable from Shutdown
50
25
190
65
500
115
20
50
50
600
ns
ns
ns
ns
ns
ns
C
L
= 15 pF, Figure 8
C
L
= 15 pF, Figure 8
C
L
= 15 pF, Figure 4
C
L
= 15 pF, Figure 4
C
L
= 15 pF, Figure 4
25
25
(V
CC
= +3.3 V
6
0.3 V, T
A
= T
MN
to T
MAX
)
相關PDF資料 |
PDF描述 |
|---|---|
| ADM3491AN | 3.3 V, Full Duplex, 840 uA 20 Mbps, EIA RS-485 Transceiver |
| ADM3491AR | MOSFET; Transistor Polarity:N Channel; Drain Source Voltage, Vds:90V; Continuous Drain Current, Id:0.86A; On-Resistance, Rds(on):4ohm; Rds(on) Test Voltage, Vgs:10V; Package/Case:TO-205AD; Drain-Source Breakdown Voltage:90V RoHS Compliant: No |
| ADM483EAN | +-15 kV ESD Protected, EMC Compliant Slew Rate Limited, EIA RS-485 Transceiver |
| ADM483EAR | +-15 kV ESD Protected, EMC Compliant Slew Rate Limited, EIA RS-485 Transceiver |
| ADM483E | +-15 kV ESD Protected, EMC Compliant Slew Rate Limited, EIA RS-485 Transceiver |
相關代理商/技術參數 |
參數描述 |
|---|---|
| ADM3491AN | 制造商:Analog Devices 功能描述:LINE TRANSMITTER/RCVR 1TR 1TX 1RX 14PDIP - Rail/Tube 制造商:Rochester Electronics LLC 功能描述:3V FULL DUPLEX RS 485 I.C. - Bulk |
| adm3491an-1 | 制造商:Analog Devices 功能描述: |
| ADM3491ANZ | 制造商:Analog Devices 功能描述:LINE TRANSMITTER/RCVR 1TR 1TX 1RX 14PDIP - Rail/Tube |
| ADM3491ANZ-1 | 制造商:Analog Devices 功能描述:LINE TRANSMITTER/RCVR 1TR 1TX 1RX 14PDIP - Rail/Tube 制造商:Rochester Electronics LLC 功能描述: |
| ADM3491AR | 功能描述:IC TX/RX RS-485 HS 3.3V 14SOIC RoHS:否 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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