MIN
參數(shù)資料
型號: SP503EM-L
廠商: Exar Corporation
文件頁數(shù): 23/28頁
文件大?。?/td> 0K
描述: IC TXRX MULTIPROTOCOL 80LQFP
標準包裝: 84
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 7/7
規(guī)程: 多協(xié)議
電源電壓: 5V
安裝類型: 表面貼裝
封裝/外殼: 80-LQFP
供應(yīng)商設(shè)備封裝: 80-LQFP(14x14)
包裝: 托盤
SP503_101_101508
SP503 Multiprotocol Transceiver
Copyright 2008 Exar Corporation
4
ELECTRICAL CHARACTERISTICS
T
MIN to TMAX @ Vcc = +5V ±5% unless otherwise noted.
MIN.
TYP.
MAX.
UNITS
CONDITIONS
Slew Rate
30
V/s
R
L=3k, CL=15pF
Transition Time
1.56
s
R
L=3k, CL=2500pF
Maximum Transmission Rate
120
kbps
R
L=3k, CL=2500pF
Propagation Delay
t
PHL
28
s
R
L=3k
t
PLH
28
s
R
L=3k
RS-232 RECEIVER
TTL Output Levels
V
OL
0.4
Volts
V
OH
2.4
Volts
Input
HIGH Threshold
1.7
2.4
Volts
LOW Threshold
0.8
1.2
Volts
Receiver Open Circuit Bias
+2.0
Volts
Input Impedance
3
5
7
k
V
IN=+15V to -15V
Maximum Transmission Rate
120
kbps
Propagation Delay
t
PHL
1s
t
PLH
1s
RS-423 DRIVER
TTL Input Levels
V
IL
0.8
Volts
V
IH
2.0
Volts
Output
Open Circuit Voltage
±4.0
±10.0
Volts
HIGH Level Output
+3.6
+6.0
Volts
R
L=550
LOW Level Output
–6.0
–3.6
Volts
R
L=550
Short Circuit Current
±150
mA
V
OUT=0V
Power Off Current
±100
A
V
cc = 0V, Vout = ±0.25V
Transition Time
0.8
2.4
s
Rise/fall time, 10-90%
Maximum Transmission Rate
120
kbps
R
L=550
Propagation Delay
t
PHL
28
s
R
L=550
t
PLH
28
s
R
L=550
RS-423 RECEIVER
TTL Output Levels
V
OL
0.4
Volts
V
OH
2.4
Volts
Input
HIGH Threshold
+0.2
+7.0
Volts
LOW Threshold
–7.0
–0.2
Volts
HIGH Input Current
Refer to graph
LOW Input Current
Refer to graph
Receiver Sensitivity
±0.2
Volts
V
CM = +7V to -7V
Input Impedance
4
k
V
IN = +10V to -10V
Maximum Transmission Rate
120
kbps
Propagation Delay
t
PHL
1s
t
PLH
1s
POWER REQUIREMENTS
V
CC
4.75
5.25
Volts
I
CC
20
30
mA
V
CC =5V; no interface selected
ENVIRONMENTAL AND MECHANICAL
Operating Temperature Range
0
+70
°C
Storage Temperature Range
–65
+150
°C
ESD Rating
1
kV
HBM
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