SP522CF Ver la hoja de datos (PDF) - Signal Processing Technologies
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SP522CF Datasheet PDF : 22 Pages
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SPECIFICATIONS
Typical @ 25°C and nominal supply voltages unless otherwise noted.
MIN. TYP.
LOGIC INPUTS
VIL
VIH
LOGIC OUTPUTS
VOL
VOH
RS422 DRIVER
TTL Input Levels
VIL
VIH
Outputs
Differential Output
Open Circuit Voltage,VO
Balance
Offset
Short Circuit Current
Power Off Current
Transition Time
Max. Transmission Rate
Propagation Delay
tPHL
tPLH
RS422 RECEIVER
TTL Output Levels
VOL
VOH
Input
High Threshold
Low Threshold
Common Mode Range
High Input Current
Low Input Current
Receiver Sensitivity
Input Impedance
Max. Transmission Rate
Propagation Delay
tPHL
tPLH
RS485 DRIVER
TTL Input Levels
VIL
VIH
Outputs
Differential Output
Open Circuit Voltage,VO
Balance
Output Current
Short Circuit Current
Transition Time
Max. Transmission Rate
Propagation Delay
tPHL
tPLH
2.0
2.4
0
2.0
+2.0
10
2.4
+0.3
-6.0
-7.0
4
10
2.0
+1.5
28.0
10
90
90
110
110
+200
100
100
MAX.
0.8
0.4
0.8
+5.0
+6.0
+0.4
+3.0
+150
+100
40
150
150
0.4
+6.0
-0.3
+7.0
+0.3
175
175
0.8
+5.0
+6.0
+0.2
40
150
150
UNITS
Volts
Volts
Volts
Volts
CONDITIONS
IOUT = –3.2mA
IOUT = 1.0mA
Volts
Volts
Volts
Volts
Volts
Volts
mA
µA
nS
Mbps
nS
nS
R=50Ω; see Figure 1
|VT| – |VT|
Vout = 0V
Vcc = 0V, Vout = +0.25V
Rise/fall time, 10%-90%
RL=100Ω
TA = +25°C
RDIFF=100Ω, Figures 3 & 5
RDIFF=100Ω, Figures 3 & 5
Volts
Volts
Volts
Volts
Volts
Volts
kΩ
Mbps
nS
nS
(a)-(b)
(a)-(b)
Refer to Rec. input graph
Refer to Rec. input graph
VCM = +7V to -7V
TA = +25°C
Figures 3 & 7
Figures 3 & 7
Volts
Volts
Volts
Volts
Volts
mA
mA
nS
Mbps
nS
nS
R=27Ω; CL=50pF; see Fig. 1
|VT| – |VT|
RL=54Ω
Vout = –7V to +7V
Rise/fall time, 10%-90%
RL=54Ω
Figures 3 & 5; TA = +25°C
RDIFF=54Ω, CRL = 50pF
RDIFF=54Ω, CRL = 50pF
SP522DS/07
SP522 Multi–Mode Serial Transceivers
2
© Copyright 2000 Sipex Corporation
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