+5V-Powered, Multichannel
RS-232 Drivers/Receivers
MAX220–MAX249
Absolute Maximum Ratings—MAX220/222/232A/233A/242/243
(Voltages referenced to GNDꢂ)
ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ-1ꢂ.V to +6V
±6-Pin Narrow SO (derate 8ꢂ41mW/°C above +41°C) ꢂꢂꢂ696mW
V
±6-Pin Wide SO (derate 9ꢂ5XmW/°C above +41°C)ꢂꢂꢂꢂꢂꢂ46XmW
±8-Pin Wide SO (derate 9ꢂ5XmW/°C above +41°C)ꢂꢂꢂꢂꢂꢂ46XmW
X1-Pin Wide SO (derate ±1ꢂ11mW/°C above +41°C)ꢂꢂꢂꢂ811mW
X1-Pin SSOP (derate 8ꢂ11mW/°C above +41°C) ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ6ꢁ1mW
±6-Pin CERDIP (derate ±1ꢂ11mW/°C above +41°C)ꢂꢂꢂꢂꢂ811mW
±8-Pin CERDIP (derate ±1ꢂ5.mW/°C above +41°C)ꢂꢂꢂꢂꢂ8ꢁXmW
Operating ꢅemperature Ranges
CC
V+ (Note ±)ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ(V
- 1ꢂ.V) to +±ꢁV
CC
V- (Note ±) ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ+1ꢂ.V to -±ꢁV
Input Voltages
ꢅINꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ-1ꢂ.V to (V
- 1ꢂ.V)
CC
RIN (Except ꢄMAXX1)ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ±.1V
RIN (ꢄMAXX1) ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ±X5V
ꢅOUꢅ (Except ꢄMAXX1) (Note X) ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ±±5V
ꢅOUꢅ (ꢄMAXX1)ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ±±.ꢂXV
Output Voltages
ꢄMAX_ _MC_ _% ꢄMAX_ _C_ _ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ1°C to +41°C
ꢄMAX_ _ME_ _% ꢄMAX_ _E_ _ ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ-ꢁ1°C to +85°C
ꢄMAX_ _Mꢄ_ _% ꢄMAX_ _ꢄ_ _ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ-55°C to +±X5°C
Storage ꢅemperature Rangeꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ-65°C to +±61°C
Lead ꢅemperature (soldering% ±1s) ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ+.11°C
Soldering ꢅemperature (reflow)
X1 PDIP (PX1ꢄ+±) ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ+XX5°C
Mll other lead(Pb)-free packagesꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ+X61°C
Mll other packages containing lead(Pb) ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ+Xꢁ1°C
ꢅOUꢅꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ±±5V
ROUꢅꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ-1ꢂ.V to (V
+ 1ꢂ.V)
CC
Driver/Receiver Output Short Circuited to GNDꢂꢂꢂꢂꢂꢂꢂꢂꢂContinuous
Continuous Power Dissipation (ꢅ = +41°C)
M
±6-Pin Plastic DIP (derate ±1ꢂ5.mW/°C above +41°C)ꢂꢂ8ꢁXmW
±8-Pin Plastic DIP (derate ±±ꢂ±±mW/°C above +41°C)ꢂꢂ889mW
X1-Pin Plastic DIP (derate 8ꢂ11mW/°C above +41°C) ꢂꢂꢁꢁ1mW
Note 1: µor the ꢄMAXX1% V+ and V- can have a maximum magnitude of 4V% but their absolute difference cannot exceed ±.Vꢂ
Note 2: Input voltage measured with ꢅOUꢅ in high-impedance state% V or V = 1Vꢂ
SHDN
CC
Stresses beyond those listed under “Mbsolute ꢄaximum Ratings” may cause permanent damage to the deviceꢂ ꢅhese are stress ratings only% and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not impliedꢂ Exposure to
absolute maximum rating conditions for extended periods may affect device reliabilityꢂ
Electrical Characteristics—MAX220/222/232A/233A/242/243
F unless otherwise notedꢂ) (Note .)
ꢄMA
(V
= +5V ±±10% C±ꢀCꢁ = 1ꢂ±ꢃµF ꢄMAXX1% C± = 1ꢂ1ꢁ4ꢃµ% CXꢀCꢁ = 1ꢂ..ꢃµ% ꢅ = ꢅ
to ꢅ
CC
M
ꢄIN
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
RS-232 TRANSMITTERS
Output Voltage Swing
All transmitter outputs loaded with 3kꢀ to GND
±±
±ꢀ
1.4
1.4
V
V
Input Logic-Low Voltage
0.ꢀ
All devices except MAX220
2
Input Logic-High Voltage
Logic Pullup/lnput Current
V
MAX220: V = +±.0V
CC
2.4
All except MAX220, normal operation
±
40
μA
V
= 0V, MAX222/MAX242, shutdown,
SHDN
±0.01
±1
MAX220
V
= +±.±V, V
= 0V, V
= ±1±V,
OUT
CC
SHDN
±0.01
±0.01
±10
MAX222/MAX242
Output Leakage Current
μA
V
= ±1±V
±10
±2±
116
OUT
V
CC
= V
= 0V
SHDN
MAX220, V
= ±12V
OUT
Data Rate
200
10M
±22
kbps
Transmitter Output Resistance
V
V
= V+ = V- = 0V, V
= ±2V
OUT
300
±ꢁ
ꢀ
CC
V
= 0V
OUT
Output Short-Circuit Current
RS-232 RECEIVERS
= 0V
mA
OUT
MAX220
±60
±30
±2±
RS-232 Input Voltage Operating Range
V
V
V
MAX220
All except MAX243 R2IN
MAX243 R2IN (Note 4)
All except MAX243 R2IN
MAX243 R2IN (Note 4)
0.ꢀ
-3
1.3
RS-232 Input Threshold Low
RS-232 Input Threshold High
V
V
= +±V
= +±V
CC
1.ꢀ
2.4
CC
-0.±
-0.1
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