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參數(shù)資料
| 型號： | SP3481EP |
| 英文描述： | +3.3V Low Power Half-Duplex RS-485 Transceivers with 10Mbps Data Rate |
| 中文描述： | 3.3V低功耗半雙工RS - 485收發(fā)器數(shù)據(jù)速率高達(dá)10Mbps |
| 文件頁數(shù)： | 2/9頁 |
| 文件大小： | 125K |
| 代理商： | SP3481EP |
10/15/02
SP3481/3485 Low Power Half-Duplex RS485 Transceivers
2
Copyright 2000 Sipex Corporation
SPECIFICATIONS
T
AMB
= T
MIN
to T
MAX
and V
CC
= +3.3V
±
5% unless otherwise noted.
PARAMETERS
SP3481/SP3485 DRIVER
DC Characteristics
Differential Output Voltage
Differential Output Voltage
MIN.
TYP.
MAX.
UNITS
CONDITIONS
GND
2
V
CC
V
CC
Volts
Volts
Unloaded; R =
∞
; Figure 1
with load; R = 50
; (RS-422); Figure 1
Differential Output Voltage
Change in Magnitude of Driver
Differential Output Voltage for
Complimentary States
Driver Common-Mode
Output Voltage
Input High Voltage
Input Low Voltage
Input Current
Driver Short-Circuit Current
V
OUT
= HIGH
V
OUT
= LOW
SP3481/SP3485 DRIVER
AC Characteristics
Maximum Data Rate
1.5
V
CC
Volts
with load; R = 27
; (RS-485); Figure 1
0.2
Volts
R = 27
or R = 50
; Figure 1
3
Volts
Volts
Volts
μ
A
R = 27
or R = 50
; Figure 1
Applies to DE, DI, RE
Applies to DE, DI, RE
Applies to DE, DI, RE
2.0
0.8
±
10
±
250
±
250
mA
mA
-7V
≤
V
O
≤
+12V
-7V
≤
V
O
≤
+12V
10
Mbps
RE = V
CC
, DE = V
CC
Driver Input to Output, t
PLH
20
40
60
ns
Figures 2 and 8
Driver Input to Output, t
PHL
20
40
60
ns
Figures 2 and 8
Differential Driver Skew
Driver Rise or Fall Time
Driver Enable to Output High
Driver Enable to Output Low
Driver Disable Time from Low
Driver Disable Time from High
SP3481/SP3485
RECEIVER
DC Characteristics
Differential Input Threshold
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
2
5
52
60
40
60
10
20
120
120
120
120
ns
ns
ns
ns
ns
ns
t
- t
Figures 2 and 9
From 10% to 90% ;
Figures 3 and
9
Figures 4 and 10
Figures 5 and 10
Figures 5 and 10
Figures 4 and 10
-0.2
+0.2
Volts
mV
Volts
Volts
-7V
≤
V
CM
≤
+12V
V
CM
= 0V
V
ID
= +200mV, -1.5mA
V
ID
= -200mV, 2.5mA
20
V
CC
-0.4
0.4
+1
μ
A
k
mA
mA
mA
0V
≤
V
O
≤
V
; RE = V
CC
-7V
≤
V
≤
+12V
DE = 0V, V
CC
= 0V or 3.6V, V
IN
= 12V
DE = 0V, V
= 0V or 3.6V, V
IN
= -7V
0V
≤
V
CM
≤
V
CC
12
15
1.0
-0.8
60
7
ABSOLUTE MAXIMUM RATINGS
These are stress ratings only and functional operation of the device at
these ratings or any other above those indicated in the operation sections
of the specifications below is not implied. Exposure to absolute maximum
rating conditions for extended periods of time may affect reliability.
V
............................................................................................. +6.0V
Input Voltages
Logic ..................................................... -0.3V to +6.0V
Drivers................................................... -0.3V to +6.0V
Receivers ............................................................
±
15V
Output Voltages
Drivers..................................................................
15V
Receivers .............................................. -0.3V to +6.0V
Storage Temperature ................................................ .-65C to +150C
Power Dissipation per Package
8-pin NSOIC (derate 6.90mW/
o
C above +70
o
C) ..................... 600mW
8-pin PDIP (derate 11.8mW/
o
C above +70
o
C) ...................... 1000mW
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SP3485CN | +3.3V Low Power Half-Duplex RS-485 Transceivers with 10Mbps Data Rate |
| SP3485CP | +3.3V Low Power Half-Duplex RS-485 Transceivers with 10Mbps Data Rate |
| SP3485EN | +3.3V Low Power Half-Duplex RS-485 Transceivers with 10Mbps Data Rate |
| SP3485EP | +3.3V Low Power Half-Duplex RS-485 Transceivers with 10Mbps Data Rate |
| SP3487 | +3.3V Low Power Quad RS-485/RS-422 Line Drivers |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SP3481EP-L | 制造商:Rochester Electronics LLC 功能描述: 制造商:Exar Corporation 功能描述: |
| SP3483 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Slew Rate Limited Half-Duplex RS-485 Transceiver |
| SP3483_04 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Slew Rate Limited Half-Duplex RS-485 Transceiver |
| SP3483CN | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Slew Rate Limited Half-Duplex RS-485 Transceiver |
| SP3483CN/TR | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Slew Rate Limited Half-Duplex RS-485 Transceiver |
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