MAX220–MAX249
+5V-Powered, Multichannel
RS-232 Drivers/Receivers
Maxim Integrated | 37www.maximintegrated.com
Selection Table
Ordering Information (continued)
PART TEMP RANGE PIN-PACKAGE
MAX247
CPL+ 0°C to +70°C 40 Plastic DIP
MAX247C/D C to +70°C Dice*
MAX247EPL+ -40°C to +85°C 40 Plastic DIP
MAX248
CQH+ C to +70°C 44 PLCC
MAX248C/D C to +70°C Dice*
MAX248EQH+ -40°C to +85°C 44 PLCC
MAX249
CQH+ C to +70°C 44 PLCC
MAX249EQH+ -40°C to +85°C 44 PLCC
+
Denotes a lead(Pb)-free/RoHS-compliant package.
*
Contact factory for dice specifications.
Part
Number
Power
Supply
(V)
No. of
RS-232
Drivers
/Rx
No. of
Ext.
Caps
Nominal
Cap. Value
(+F)
SHDN
&
Three-
State
Rx
Active
in
SHDN
Data
Rate
(kbps)
Features
MAX220 +5 2/2 4 0.047, 0.33 No No 120 Ultra-low-power, industry-standard pinout
MAX222 +5 2/2 4 0.1 Yes No 200 Low-power shutdown
MAX223 +5 4/5 4 1.0, 0.1 Yes Yes 120 MAX241 and receivers active in shutdown
MAX225 +5 5/5 0 Yes Yes 120 Available in SO
MAX230 +5 5/0 4 1.0, 0.1 Yes No 120 5 drivers with shutdown
MAX231 +5 and
+7.5 to
2/2 2 1.0, 0.1 No No 120 Standard +5/+12V or battery supplies;
same functions as MAX232
MAX232 +5 2/2 4 1.0, 0.1 No No 120 (64) Industry standard
MAX232A +5 2/2 4 0.1 No No 200 Higher slew rate, small caps
MAX233 +5 2/2 0 No No 120 No external caps
MAX233A +5 2/2 0 No No 200 No external caps, high slew rate
MAX234 +5 4/0 4 1.0, 0.1 No No 120 Replaces 1488
MAX235 +5 5/5 0 Yes No 120 No external caps
MAX236 +5 4/3 4 1.0, 0.1 Yes No 120 Shutdown, three state
MAX237 +5 5/3 4 1.0, 0.1 No No 120 Complements IBM PC serial port
MAX238 +5 4/4 4 1.0, 0.1 No No 120 Replaces 1488 and 1489
MAX239 +5 and
+7.5 to
3/5 2 1.0, 0.1 No No 120 Standard +5/+12V or battery supplies;
sin
g
le-packa
g
esolutionforIBMPCserial
MAX240 +5 5/5 4 1.0 Yes No 120 DIP or flatpack package
MAX241 +5 4/5 4 1.0, 0.1 Yes No 120 Complete IBM PC serial port
MAX242 +5 2/2 4 0.1 Yes Yes 200 Separate shutdown and enable
MAX243 +5 2/2 4 0.1 No No 200 Open-line detection simplifies cabling
MAX244 +5 8/10 4 1.0 No No 120 High slew rate
MAX245 +5 8/10 0 Yes Yes 120
High slew rate, int. caps, two shutdown
MAX246 +5 8/10 0 Yes Yes 120
High slew rate, int. caps, three shutdown
MAX247 +5 8/9 0 Yes Yes 120
High slew rate, int. caps, nine operating
MAX248 +5 8/8 4 1.0 Yes Yes 120 High slew rate, selective half-chip enables
MAX249 +5 6/10 4 1.0 Yes Yes 120 Available in quad flatpack package
Maxim Integrated | 38www.maximintegrated.com
MAX220–MAX249
+5V-Powered, Multichannel
RS-232 Drivers/Receivers
PACKAGE
TYPE
PACKAGE
CODE
OUTLINE
NO.
LAND
PATTERN NO.
14 PDIP P14+3
21-0043
16 PDIP P16+1
16 PDIP P16+2
16 PDIP P16+3
18 PDIP P18+5
20 PDIP P20+3
20 PDIP P20M+1
24 PDIP N24+3
24 PDIP P24M+1
21-0044
28 PDIP P28+2
40 PDIP P40+1
40 PDIP P40M+2
14 CERDIP J14-3
21-0045
16 CERDIP J16-3
18 CERDIP J18-2
20 CERDIP J20-2
24 CERDIP R24-4
16 SO(N) S16+3
21-0041 90-0097
16 SO(N) S16+5
Package Information
For the latest package outline information and land patterns (footprints), go to www.maximintegrated.com/packages. Note that a “+”, “#”, or
“-” in the package code indicates RoHS status only. Package drawings may show a different suffix character, but the drawing pertains to the
package regardless of RoHS status.
PACKAGE
TYPE
PACKAGE
CODE
OUTLINE
NO.
LAND
PATTERN NO.
16 SO(W) W16+1
21-0042
90-0107
16 SO(W) W16+2
16 SO(W) W16+3
18 SO(W) W18+1
90-0181
20 SO(W) W20+3
90-0108
20 SO(W) W20M+1
24 SO(W) W24+2
90-0182
28 SO(W) W28+1
90-0109
28 SO(W) W28+2
28 SO(W) W28M+1
20 LCC L20+3
21-0658 90-0177
20 SSOP A20+1
21-0056
90-0094
24 SSOP A24+2
90-0110
28 SSOP A28+1
90-0095
16 TSSOP U16+1
90-0117
16 FPCK F16-3
21-0013
44 MQFP M44+5
21-0826 90-0169
44 PLCC Q44+1
21-0049 90-0236
44 PLCC Q44+2
Maxim Integrated cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim Integrated product. No circuit patent
licenses are implied. Maxim Integrated reserves the right to change the circuitry and specifications without notice at any time. The parametric values (min and
max limits) shown in the Electrical Characteristics table are guaranteed. Other parametric values quoted in this data sheet are provided for guidance.
Maxim Integrated and the Maxim Integrated logo are trademarks of Maxim Integrated Products, Inc. © 2015 Maxim Integrated Products, Inc. | 39
For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642, or visit Maxim Integrated’s website at www.maximintegrated.com.
MAX220–MAX249
+5V-Powered, Multichannel
RS-232 Drivers/Receivers
Revision History
REVISION
NUMBER
REVISION
DATE
DESCRIPTION
PAGES
CHANGED
15 1/06
Added part information to the lead temperature in the Absolute Maximum Ratings
sections
2, 5, 8
16 7/10
Changed multiple packages to lead-free versions; updated/added notes 3, 4, 5, 7, and
8 to the Electrical Characteristics table; removed incorrect subscripting from all pin
names in the Electrical Characteristics table and Pin Configurations
1, 2–9, 17–36
17 1/15 Updated General Description and Benefits and Features sections 1

MAX232MJE

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
MULTICHANNEL RS-232 DRIVERS/RECE
Lifecycle:
New from this manufacturer.
Delivery:
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