參數(shù)資料
型號(hào)： SP331CT-L/TR
廠商： Exar Corporation
文件頁(yè)數(shù)： 7/13頁(yè)
文件大?。?/td> 0K
描述： IC TXRX RS232/485 PROG 28WSOIC
標(biāo)準(zhǔn)包裝： 1,500
類型： 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù)： 4/4
規(guī)程： RS232，RS485
電源電壓： 5V
安裝類型： 表面貼裝
封裝/外殼： 28-SOIC（0.295"，7.50mm 寬）
供應(yīng)商設(shè)備封裝： 28-SOIC W
包裝： 帶卷 (TR)
3
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP33_00_0260
SPECIFICATIONS
PARAMETER
MIN.
TYP.
MAX.
UNITS CONDITIONS
RS-232 RECEIVER (continued)
AC Characteristics
Maximum Data Rate
20
235
kbps
Propagation Delay t
PHL
0.25
s
Measured from 50% of V
IN to .5V
of V
OUT
Propagation Delay t
PLH
0.25
s
RS-485 DRIVER
DC Characteristics
Open Circuit Voltage
6.0
Volts
Differential Output
.5
5.0
Volts
R
L = 54, CL = 50pF
Balance
+/-0.2
Volts
|V
T| - |VT|
Common-Mode Output
3.0
Volts
Output Current
28.0
mA
R
L = 54
Short Circuit Current
+/-250
mA
Terminated in -7V to +0V
AC Characteristics
Maximum Data Rate
0
Mbps R
L = 54
Maximum Data Rate
8
Mbps T
A = +85°C, Note
Output Transition Time
30
50
ns
Rise/Fall time, 0%-90%
Propagation Delay t
PHL
80
20
ns
See Figures 2 & 4, R
DIFF = 54,
C
L = CL2 = 00pF
Propagation Delay t
PLH
80
20
ns
Driver Output Skew
0
20
ns
Per Figure 4, t
SKEW = |tPHL - tPLH|
RS-485 RECEIVER
DC Characteristics
Common Mode Range
-7.0
+2
Volts
Receiver Sensitivity
+/-0.2
+/-0.3
Volts
-7V ≤ V
CM ≤ +12V
Input Impedance
2
5
k
-7V ≤ V
CM ≤ +12V
AC Characteristics
Maximum Data Rate
0
Mbps
Maximum Data Rate
8
Mbps T
A = +85°C, Note
Propagation Delay t
PHL
30
200
ns
See Figures 2 & 6, R
DIFF = 54,
C
L = CL2 = 00pF
Propagation Delay t
PLH
30
200
ns
Differential Receiver Skew
0
20
ns
t
SKEW = |tPHL - tPLH|, RDIFF = 54,
C
L = CL2 = 00pF
ENABLE TIMINg
RS-485 DRIVER
Enable Time
(see Figures 3 and 5)
Enable to LOW
90
50
ns
C
L = 5pF, S Closed
Enable to HIGH
90
50
ns
C
L = 5pF, S2 Closed
Disable Time (see Figures 3 and 5)
Disable from LOW
80
20
ns
C
L = 5pF, S Closed
Disable from HIGH
80
20
ns
C
L = 5pF, S2 Closed
Limits are specified at T
A = 25°C and VCC = +5.0V unless otherwise noted.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SP331ET 制造商:Exar Corporation 功能描述:
SP331ET/TR 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Programmable Dual RS-232/RS-485 Transceiver
SP331ET-L 功能描述:RS-232接口集成電路 Programmable RS-232/RS-485 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
SP331ET-L/TR 功能描述:RS-232接口集成電路 Programmable RS-232/RS-485 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
SP331K 制造商:CDE 制造商全稱:Cornell Dubilier Electronics 功能描述:Ceramic Capacitors
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