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參數(shù)資料
| 型號： | SP1485ECN |
| 英文描述： | Enhanced Low Power Half-Duplex RS-485 Transceivers |
| 中文描述： | 增強型低功耗半雙工RS - 485收發(fā)器 |
| 文件頁數(shù)： | 3/11頁 |
| 文件大?。?/td> | 78K |
| 代理商： | SP1485ECN |
3
Rev:C Date: 02/26/04
SP1485E Low Power Half-Duplex RS485 Transceivers
Copyright 2004 Sipex Corporation
T
MIN
to T
MAX
and V
CC
= 5V
±
5% unless otherwise noted.
PARAMETERS
SP148
5E RECEIVER
DC Characteristics
Differential Input Threshold
Differential Input Threshold
(SP1485EMN ONLY)
Input Hysteresis
Output Voltage High
Output Voltage Low
Three-State (High Impedance)
Output Current
Input Resistance
Input Current (A, B); V
IN
= 12V
Input Current (A, B); V
IN
= -7V
Short-Circuit Current
SP1485E RECEIVER
AC Characteristics
Maximum Data Rate
Receiver Input to Output
MIN.
TYP.
MAX.
UNITS
CONDITIONS
-0.2
-0.4
+0.2
+0.4
Volts
Volts
-7V
≤
V
CM
≤
+12V
-7V
≤
V
CM
≤
+12V
20
mV
Volts
Volts
V
CM
= 0V
I
O
ID
= +200mV
I
O
= +4mA, V
ID
= -200mV
3.5
0.4
±
1
μ
A
k
mA
mA
mA
0.4V
≤
V
O
≤
2.4V; RE = 5V
-7V
≤
V
≤
+12V
DE = 0V, V
CC
= 0V or 5.25V, V
IN
= 12V
DE = 0V, V
CC
= 0V or 5.25V, V
IN
= -7V
0V
≤
V
O
≤
V
CC
12
15
+1.0
-0.8
95
7
20
15
Mbps
ns
RE = 0V, DE = 0V
t
PLH
; R
DIFF
= 54
,
C
L1
= C
L2
40
50
=
100pF; Figures 3 & 7
15
ns t
PHL
; R
= 54
, C
LI
= C
= 100pF
5
10
ns
R
= 54
; C
L1
= C
L2
= 100pF;
Figures 3 & 7
Diff. Receiver Skew It
PLH
-t
PHL
I
Receiver Enable to
Output Low
Receiver Enable to
Output High
Receiver Disable from Low
Receiver Disable from High
45
70
ns
C
RL
= 15pF; Figures 2 & 8; S
1
closed
45
45
45
70
70
70
ns
ns
ns
C
RL
= 15pF; Figures 2 & 8; S
2
closed
C
RL
= 15pF; Figures 2 & 8; S
1
closed
C
RL
= 15pF; Figures 2 & 8; S
2
closed
POWER REQUIREMENTS
Supply Voltage
Supply Current
SP1485E
No Load
+4.75
+5.25
Volts
900
600
μ
A
μ
A
RE, DI = 0V or V
; DE = V
RE = 0V, DI = 0V or 5V; DE = 0V
ENVIRONMENTAL
AND MECHANICAL
Operating Temperature
Commercial (_C_)
Industrial (_E_)
(_M_)
Storage Temperature
Package
Plastic DIP (_P)
NSOIC (_N)
0
+70
+85
+125
+150
°
C
°
C
°
C
°
C
-40
-40
-65
SPECIFICATIONS
(continued)
相關PDF資料 |
PDF描述 |
|---|---|
| SP1485ECP | Enhanced Low Power Half-Duplex RS-485 Transceivers |
| SP1485EEN | Enhanced Low Power Half-Duplex RS-485 Transceivers |
| SP1485EEP | Enhanced Low Power Half-Duplex RS-485 Transceivers |
| SP1486E | +5V, 20Mbps PROFIBUS RS485/RS422 Transceivers Advanced Failsafe, 1/8th Unit Load, 【15kV ESD-Protected |
| SP1486EEN-L | +5V, 20Mbps PROFIBUS RS485/RS422 Transceivers Advanced Failsafe, 1/8th Unit Load, 【15kV ESD-Protected |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| SP1485ECN-L | 功能描述:RS-485接口IC RS485 no shutdown temp 0C to 70C RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率:250 Kbps 工作電源電壓:3.3 V 電源電流:750 uA 工作溫度范圍:- 40 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
| SP1485ECN-L/TR | 功能描述:RS-485接口IC 20MBPS HALF-DUPLEX RS-485 0-70C RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率:250 Kbps 工作電源電壓:3.3 V 電源電流:750 uA 工作溫度范圍:- 40 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
| SP1485ECP | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Enhanced Low Power Half-Duplex RS-485 Transceivers |
| SP1485ECP-L | 制造商:Rochester Electronics LLC 功能描述: 制造商:Exar Corporation 功能描述: |
| SP1485EEN | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Enhanced Low Power Half-Duplex RS-485 Transceivers |
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