參數(shù)資料
型號(hào)： SP234A
英文描述： 5V Multi-Channel RS-232 Drivers(5V,多通道RS-232線驅(qū)動(dòng)器)
中文描述： 5V的多通道RS - 232驅(qū)動(dòng)器（5V的，多通道的RS - 232線驅(qū)動(dòng)器）
文件頁(yè)數(shù)： 2/17頁(yè)
文件大?。?/td> 661K
代理商： SP234A
SP30A/234A/235A/236A/237A/238A/239A/
SP241A/235B/236B/240A/240B/241A/241B
+5V Powered Multi-Channel RS-232 Drivers/Receivers
2
Copyright 2000 Sipex Corporation
ABSOLUTE MAXIMUM RATINGS
This is a stress rating only and functional operation of the device at
these or any other conditions above those indicated in the operation
sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect
reliability.
V
+6V
V
CC...............................................................................................................................................................
(Vcc–0.3V) to +13.2V
V
–.............................................................................................................................................................
13.2V
Input Voltages:
T
IN.......................................................................................................................
–0.3 to (Vcc +0.3V)
R
IN............................................................................................................................................................
±
30V
Output Voltages:
T
OUT.................................................................................................
(V+, +0.3V) to (V–, –0.3V)
R
–0.3V to (Vcc +0.3V)
Short Circuit Duration:
T
Continuous
Power Dissipation:
CERDIP .............................................................................. 675mW
(derate 9.5mW/
°
C above +70
°
C)
Plastic DIP .......................................................................... 375mW
(derate 7mW/
°
C above +70
°
C)
Small Outline ...................................................................... 375mW
(derate 7mW/
°
C above +70
°
C)
SPECIFICATIONS
All units Vcc=+5V
±
10%; except SP235A/B, Vcc=+5V
±
5%; SP239A only, V+ = +8.5 to +13.2V; All specifications T
MIN
to T
MAX
unless otherwise noted.
PARAMETERS
MIN.
TYP.
MAX.
POWER REQUIREMENTS
Vcc Power Supply Current
5
SP239A only
0.4
V+ Power Supply Current
SP239A only
8
Shutdown Supply Current
1
LOGIC INPUTS
Input Logic Threshold
Low
High
2.0
Logic Pullup Current
15
RS-232 INPUTS
RS-232 Input Voltage Range
-30
RS-232 Input Threshold
Low
0.8
1.2
High
1.7
RS-232 Input Hysteresis
0.2
0.5
RS-232 Input Resistance
3
5
UNITS
CONDITIONS
10
1.0
mA
mA
No load, T
A
= +25
°
C
15
10
mA
μ
A
No load, V
+
= 12V
T
A
= +25
°
C
0.8
Volts
Volts
μ
A
T
IN
; EN, SD
T
IN
; EN, SD
T
IN
= 0V
200
+30
Volts
Volts
Volts
Volts
kOhms
Vcc = 5V, T
A
= +25
°
C
Vcc = 5V, T
A
= +25
°
C
Vcc = 5V
T
A
= +25
°
C, -15V
≤
V
IN
≤
+15V
2.4
1.0
7
LOGIC OUTPUTS
Output Voltage
Low
High
Output Leakage Current
RS-232 OUTPUTS
Output Enable Time
0.4
Volts
Volts
μ
A
I
OUT
= 3.2mA
I
= 1.0mA
EN = V
CC
, 0V
≤
V
OUT
≤
Vcc
3.5
0.05
±
10
400
ns
SP235A/B, SP236A/B,
SP239A & SP241A/B
SP235A/B, SP236A/B,
SP239A & SP241A/B
RS232 to TTL
C
L
= 10pF, R
L
= 3–7k
;
T
A
= +25
°
C
Output Disable Time
250
ns
Propagation Delay
Instantaneous Slew Rate
1.5
μ
s
30
V/
μ
s
RS-232 OUTPUTS
Transition Region Slew Rate
3
V/
μ
s
C
= 2500pF, R
= 3k
;
measured from +3V to -3V or
-3V to +3V
All transmitter outputs loaded
with 3k
to Ground
Output Voltage Swing
±
5
±
9
Volts
Output Resistance
RS-232 Output Short Circuit Current
300
Ohms
mA
V
= 0V; V
=
±
2V
Infinite duration
±
10
相關(guān)PDF資料
PDF描述
SP235A 5V Multi-Channel RS-232 Drivers/Receivers(5V,多通道RS-232線驅(qū)動(dòng)器/接收器(5發(fā)5收）)
SP235B 5V Multi-Channel RS-232 Drivers/Receivers(5V,多通道RS-232線驅(qū)動(dòng)器/接收器(5發(fā)5收）)
SP236A 5V Multi-Channel RS-232 Drivers/Receivers(5V,多通道RS-232線驅(qū)動(dòng)器/接收器(4發(fā)3收）)
SP236B 5V Multi-Channel RS-232 Drivers/Receivers(5V,多通道RS-232線驅(qū)動(dòng)器/接收器(4發(fā)3收）)
SP237A 5V Multi-Channel RS-232 Drivers/Receivers(5V,多通道RS-232線驅(qū)動(dòng)器/接收器(5發(fā)3收）)
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參數(shù)描述
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