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DS232AS

Description
LINE TRANSCEIVER, PDSO16
CategoryAnalog mixed-signal IC    Drivers and interfaces   
File Size110KB,10 Pages
ManufacturerDALLAS
Websitehttp://www.dalsemi.com
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DS232AS Overview

LINE TRANSCEIVER, PDSO16

DS232AS Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerDALLAS
package instruction0.300 INCH, SOIC-16
Reach Compliance Codeunknow
Other featuresEXTERNAL CHARGE PUMP
Differential outputNO
Number of drives2
High level input current maximum value0.00004 A
Input propertiesSCHMITT TRIGGER
Interface integrated circuit typeLINE TRANSCEIVER
Interface standardsEIA-232-E; V.24; V.28
JESD-30 codeR-PDSO-G16
JESD-609 codee0
Number of functions1
Number of terminals16
Maximum operating temperature70 °C
Minimum operating temperature
Minimum output swing10 V
Output characteristicsTOTEM-POLE
Maximum output low current0.0032 A
Output polarityINVERTED
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Encapsulate equivalent codeSOP16,.4
Package shapeRECTANGULAR
Package formSMALL OUTLINE
power supply5 V
Certification statusNot Qualified
Maximum receive delay1000 ns
Number of receiver bits2
Maximum slew rate10 mA
Maximum supply voltage5.5 V
Minimum supply voltage4.5 V
Nominal supply voltage5 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
maximum transmission delay3500 ns
DS232A
Dual RS-232 Transmitter/Receiver
www.dalsemi.com
FEATURES
Compatible with LT1181A and MAX232A
High data rate - 250 kbits/sec under load
16-pin DIP or SOIC package
20-pin TSSOP package for height restricted
applications
Operate from single +5V power
Meets all EIA-232E and V0.28 specifications
Uses small capacitors: 0.1
µF
Optional industrial temperature range
available (-40°C to +85°C)
PIN ASSIGNMENT
C1+
V+
C1-
C2+
C2-
V-
T2
OUT
R2
IN
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V
CC
GND
T1
OUT
R1
IN
R1
OUT
T1
IN
T2
IN
R2
OUT
16-Pin DIP AND SOIC
C1+
V+
C1-
C2+
NC
C2-
V-
NC
T2
OUT
R2
IN
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
NC
V
CC
GND
T1
OUT
R1
IN
R1
OUT
NC
T1
IN
T2
IN
R2
OUT
ORDERING INFORMATION
DS232A
DS232A-N
DS232AR
DS232AR-N
DS232AS
DS232AS-N
DS232AE
DS232AE-N
16-pin DIP
16-pin DIP (Industrial)
16-pin SOIC (150-Mil)
16-pin SOIC (150-Mil) (Industrial)
16-pin SOIC (300-Mil)
16-pin SOIC (300-Mil) (Industrial)
20-pin TSSOP
20-pin TSSOP (Industrial)
20-Pin TSSOP
PIN DESCRIPTION
V
CC
GND
V+
V-
T1
IN
, T2
IN
T1
OUT
, T2
OUT
R1
IN
, R2
IN
R1
OUT
, R2
OUT
C1+, C1-
C2+, C2-
- +5-Volt Supply
- Ground
- Positive Supply Output
- Negative Supply Output
- RS-232 Driver Inputs
- RS-232 Driver Outputs
- Receiver Inputs
- Receiver Outputs
- Capacitor 1 Connections
- Capacitor 2 Connections
DESCRIPTION
The DS232A is a dual RS-232 driver/receiver pair that generates RS-232 voltage levels from a single +5-
volt power supply. Additional
±12-volt
supplies are not needed since the DS232A uses on-board charge
pumps to convert the +5-volt supply to
±10
volts. The DS232A is fully compliant with EIA RS-232E and
V0.28/V0.24 standards. The DS232A contains two drivers and two receivers. Driver slew rates and data
rates are guaranteed up to 250k bits/sec. The DS232A operates with only 0.1
µF
charge pump capacitors.
OPERATION
The diagram in Figure 1 shows the main elements of the DS232A. The following paragraphs describe the
function of each pin.
1 of 10
112099

DS232AS Related Products

DS232AS DS232 DS232A DS232AE DS232A-N DS232AE-N DS232AR DS232AR-N DS232AS-N
Description LINE TRANSCEIVER, PDSO16 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors LINE TRANSCEIVER, PDIP16 LINE TRANSCEIVER, PDSO20 LINE TRANSCEIVER, PDIP16 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors LINE TRANSCEIVER, PDSO16 LINE TRANSCEIVER, PDSO16 LINE TRANSCEIVER, PDSO16
Reach Compliance Code unknow unknow unknow unknow unknow unknow unknow unknow unknow
Is it Rohs certified? incompatible - incompatible incompatible incompatible incompatible incompatible incompatible incompatible
Maker DALLAS - DALLAS DALLAS DALLAS - DALLAS DALLAS DALLAS
package instruction 0.300 INCH, SOIC-16 - DIP-16 TSSOP-20 DIP-16 TSSOP-20 0.150 INCH, SOIC-16 0.150 INCH, SOIC-16 0.300 INCH, SOIC-16
Other features EXTERNAL CHARGE PUMP - EXTERNAL CHARGE PUMP EXTERNAL CHARGE PUMP EXTERNAL CHARGE PUMP EXTERNAL CHARGE PUMP - - EXTERNAL CHARGE PUMP
Differential output NO - NO NO NO NO NO NO NO
Number of drives 2 - 2 2 2 2 2 2 2
High level input current maximum value 0.00004 A - 0.00004 A 0.00004 A 0.00004 A 0.00004 A 0.00004 A 0.00004 A 0.00004 A
Input properties SCHMITT TRIGGER - SCHMITT TRIGGER SCHMITT TRIGGER SCHMITT TRIGGER SCHMITT TRIGGER SCHMITT TRIGGER SCHMITT TRIGGER SCHMITT TRIGGER
Interface integrated circuit type LINE TRANSCEIVER - LINE TRANSCEIVER LINE TRANSCEIVER LINE TRANSCEIVER LINE TRANSCEIVER LINE TRANSCEIVER LINE TRANSCEIVER LINE TRANSCEIVER
Interface standards EIA-232-E; V.24; V.28 - EIA-232-E; V.24; V.28 EIA-232-E; V.24; V.28 EIA-232-E; V.24; V.28 EIA-232-E; V.24; V.28 EIA-232-E; V.24; V.28 EIA-232-E; V.24; V.28 EIA-232-E; V.24; V.28
JESD-30 code R-PDSO-G16 - R-PDIP-T16 R-PDSO-G20 R-PDIP-T16 R-PDSO-G20 R-PDSO-G16 R-PDSO-G16 R-PDSO-G16
JESD-609 code e0 - e0 e0 e0 e0 e0 e0 e0
Number of functions 1 - 1 1 1 1 1 1 1
Number of terminals 16 - 16 20 16 20 16 16 16
Maximum operating temperature 70 °C - 70 °C 70 °C 85 °C 85 °C 70 °C 85 °C 85 °C
Minimum output swing 10 V - 10 V 10 V 10 V 10 V 10 V 10 V 10 V
Output characteristics TOTEM-POLE - TOTEM-POLE TOTEM-POLE TOTEM-POLE TOTEM-POLE - - TOTEM-POLE
Maximum output low current 0.0032 A - 0.0032 A 0.0032 A 0.0032 A 0.0032 A 0.0032 A 0.0032 A 0.0032 A
Output polarity INVERTED - INVERTED INVERTED INVERTED INVERTED INVERTED INVERTED INVERTED
Package body material PLASTIC/EPOXY - PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code SOP - DIP TSSOP DIP TSSOP SOP SOP SOP
Encapsulate equivalent code SOP16,.4 - DIP16,.3 TSSOP20,.25 DIP16,.3 TSSOP20,.25 SOP16,.25 SOP16,.25 SOP16,.4
Package shape RECTANGULAR - RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE - IN-LINE SMALL OUTLINE IN-LINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE
power supply 5 V - 5 V 5 V 5 V 5 V 5 V 5 V 5 V
Certification status Not Qualified - Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified
Maximum receive delay 1000 ns - 1000 ns 1000 ns 1000 ns 1000 ns 1000 ns 1000 ns 1000 ns
Number of receiver bits 2 - 2 2 2 2 2 2 2
Maximum slew rate 10 mA - 10 mA 10 mA 10 mA 10 mA 10 mA 10 mA 10 mA
Maximum supply voltage 5.5 V - 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V
Minimum supply voltage 4.5 V - 4.5 V 4.5 V 4.5 V 4.5 V 4.5 V 4.5 V 4.5 V
Nominal supply voltage 5 V - 5 V 5 V 5 V 5 V 5 V 5 V 5 V
surface mount YES - NO YES NO YES YES YES YES
technology CMOS - CMOS CMOS CMOS CMOS CMOS CMOS CMOS
Temperature level COMMERCIAL - COMMERCIAL COMMERCIAL INDUSTRIAL INDUSTRIAL COMMERCIAL INDUSTRIAL INDUSTRIAL
Terminal surface Tin/Lead (Sn/Pb) - Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb)
Terminal form GULL WING - THROUGH-HOLE GULL WING THROUGH-HOLE GULL WING GULL WING GULL WING GULL WING
Terminal pitch 1.27 mm - 2.54 mm 0.635 mm 2.54 mm 0.635 mm 1.27 mm 1.27 mm 1.27 mm
Terminal location DUAL - DUAL DUAL DUAL DUAL DUAL DUAL DUAL
maximum transmission delay 3500 ns - 3500 ns 3500 ns 3500 ns 3500 ns 3500 ns 3500 ns 3500 ns
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