SP488ACP 查看數據表（PDF） - Signal Processing Technologies
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SP488ACP Datasheet PDF : 7 Pages
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ABSOLUTE MAXIMUM RATINGS
These are stress ratings only and functional operation of the device
at these 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.
VCC ............................................................................................ +7V
Input Voltages
Logic ............................................................. –0.5V to (VCC +0.5V)
Receiver ............................................................................... ±14V
Receiver Output Voltage ................................. –0.5V to (VCC +0.5V)
Input Currents
Logic .................................................................................. ±25mA
Storage Temperature ............................................ –65°C to +150°C
Power Dissipation
Plastic DIP ........................................................................ 375mW
(derate 7mW/°C above +70°C)
Small Outline .................................................................... 375mW
(derate 7mW/°C above +70°C)
Lead Temperature (soldering, 10 sec) ................................... 300°C
SPECIFICATIONS
V
CC
=
5V±5%;
typicals
at
25°C;
T
MIN
≤
T
A
≤
T
MAX
unless
otherwise
noted.
PARAMETER
MIN. TYP. MAX.
DC CHARACTERISTICS
Digital Inputs
Voltage
VIL
VIH
Input Current
0.8
2.0
±2
RECEIVER INPUTS
Input Resistance
12
Differential Input Threshold -0.2
Input Current (A, B)
Maximum Data Rate
30
RECEIVER OUTPUTS
Output Voltage
VOH
3.5
VOL
High Impedance Output Current
+0.2
+1.0
-0.8
0.4
+1
POWER REQUIREMENTS
Supply Voltage
Supply Current
4.75
5.25
TBD
ENVIRONMENTAL AND MECHANICAL
Operating Temperature
–C
–E
Storage Temperature
Package
–_P
–_T
0
+70
-40
+85
-65
+150
16–pin Plastic DIP
16–pin SOIC
UNIT
Volts
Volts
µA
CONDITIONS
EN, EN, EN1/EN2, EN3/EN4
0V ≤ VIN ≤ VCC
kOhm
Volts
mA
mA
Mbps
–7V ≤ VCM ≤ 12V
–7V ≤ VCM ≤ 12V
VCC = 0V or 5.25V; IIN2
VIN = +12V
VIN = –7V
V
V
µA
Volts
IO = –4mA; VID = +0.2V
IO = +4mA; VID = –0.2V
EN = O, EN = VCC, EN1/EN2 = O,
EN3/EN4 = O, 0.4V ≤ VO ≤ 2.4V
mA No load
°C
°C
°C
SP488A/489ADS/07
SP488A/489A High Speed Quad RS-485/RS-422 Line Receivers
2
© Copyright 2000 Sipex Corporation
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