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Data Interface



DATA SHEETS
Part Number Description Key Advantages
MAX3228AE, MAX3228E,
...
±15kV ESD-Protected +2.5V to +5.5V RS-232 Transceivers in UCSP and WLP

±15kV ESD Protection in a UCSP™ for Space-Constrained Applications
MAX3224E, MAX3225E, MAX3226E,
...
±15kV ESD-Protected, 1µA, 1Mbps, 3.0V to 5.5V, RS-232 Transceivers with AutoShutdown Plus

AutoShutdown Plus™ for Automatic Low-Power Operation
MAX3222E, MAX3232E, MAX3237E,
...
±15kV ESD-Protected, Down to 10nA, 3.0V to 5.5V, Up to 1Mbps, True RS-232 Transceivers

±15kV ESD Protection in TQFN with Low-Power Shutdown Mode
MAX3221, MAX3223, MAX3243 1µA Supply-Current, True +3V to +5.5V RS-232 Transceivers with AutoShutdown

3Tx/5Rx, RS-232 Transceiver with ±15kV ESD Protection



Key Specifications:

RS-232 Line Driver/Receivers
Part Number VSUPPLY
(V)
Tx Rx Data Rate
(kbps)
ICC
(mA)
Internal Charge Pump Ext. Caps Cap. Value
(µF)
ESD Protect.
(±kV)
Rx Active in Shutdn Package/Pins
min typ nom
MAX3246E 
3.3
5
3 5 250 0.3 Yes 4 0.1 15 5
UCSP/26
MAX3222E 
3.3
5
2 2 250 15 2
PDIP(N)/18
SOIC(W)/18
SSOP/20
TQFN/20
TSSOP/20
MAX3232E 
3.3
5
2 2 250 15 0
PDIP(N)/16
SOIC(W)/16
SSOP/16
TQFN/16
TSSOP/16
TSSOP/20
MAX3237E 
3.3
5
5 3 1000 15 3
SSOP/28
MAX3241E 
3.3
5
3 5 250 15 5
QFN/32
SOIC(W)/28
SSOP/28
TQFN/32
TSSOP/28
MAX3228E 
2.5
3
3.3
5
2 2 250 15 0
UCSP/20
MAX3229E 
2.5
3
3.3
5
1 1 250 15 0
UCSP/20
MAX3224E 
3.3
5
2 2 250 15 2
PDIP(N)/20
SSOP/20
TQFN/20
TSSOP/20
MAX3225E 
3.3
5
2 2 1000 15 2
PDIP(N)/20
SSOP/20
TQFN/20
TSSOP/20
MAX3226E 
3.3
5
1 1 250 15 2
SSOP/16
TQFN/16
TSSOP/16
MAX3227E 
3.3
5
1 1 1000 15 2
SSOP/16
TQFN/16
TSSOP/16
MAX3244E 
3.3
5
3 5 250 15 5
SOIC(W)/28
SSOP/28
TSSOP/28
MAX3245E 
3.3
5
3 5 1000 15 5
SOIC(W)/28
SSOP/28
TQFN/36
TSSOP/28
MAX3221 
3.3
5
1 1 120 - 1
SSOP/16
TSSOP/16
MAX3223 
3.3
5
2 2 120 - 2
PDIP(N)/20
SSOP/20
TSSOP/20
MAX3243 
3.3
5
3 5 120 - 1
SOIC(W)/28
SSOP/28
TSSOP/28
See All RS-232 Line Driver/Receivers (152)





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