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Maxim > Solutions > Computers: Notebook

RS-232

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF ±15kV ESD-Protected, 1µA, 1Mbps, 3.0V to 5.5V, RS-232 Transceivers with AutoShutdown Plus
MAX3224E, MAX3225E, MAX3226E, MAX3227E, MAX3244E, MAX3245E

Consumes Only 1µA when Disconnected, Not Driven, or Inactive After 30s; Communications Speeds Up to 1Mbps
QV  PDF ±15kV ESD-Protected, 1µA, 3.0V to 5.5V, 250kbps, RS-232 Transceivers with AutoShutdown
MAX3221E, MAX3223E, MAX3243E

Consumes Only 1µA when Disconnected or Not Driven by Peripheral
QV  PDF ±15kV ESD-Protected, Down to 10nA, 3.0V to 5.5V, Up to 1Mbps, True RS-232 Transceivers
MAX3222E, MAX3232E, MAX3237E, MAX3241E, MAX3246E

Consumes Only 1µA when Disconnected or Not Driven by Peripheral; Available in a Tiny UCSP



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  2 2 250 2
PDIP(N)/18
SOIC(W)/18
SSOP/20
TQFN/20
TSSOP/20
MAX3232E  2 2 250 0
PDIP(N)/16
SOIC(W)/16
SSOP/16
TQFN/16
TSSOP/16
TSSOP/20
MAX3237E  5 3 1000 3
SSOP/28
MAX3241E  3 5 250 5
SOIC(W)/28
SSOP/28
TQFN/32
TSSOP/28
MAX3224E  2 2 250 2
PDIP(N)/20
SSOP/20
TQFN/20
TSSOP/20
MAX3225E  2 2 1000 2
PDIP(N)/20
SSOP/20
TQFN/20
TSSOP/20
MAX3226E  1 1 250 2
SSOP/16
TQFN/16
TSSOP/16
MAX3227E  1 1 1000 2
SSOP/16
TQFN/16
TSSOP/16
MAX3244E  3 5 250 5
SOIC(W)/28
SSOP/28
TSSOP/28
MAX3245E  3 5 1000 5
SOIC(W)/28
SSOP/28
TQFN/36
TSSOP/28
MAX3221E  1 1 250 1
SSOP/16
TQFN/16
TSSOP/16
MAX3223E  2 2 250 2
PDIP(N)/20
SSOP/20
TQFN/20
TSSOP/20
MAX3243E  3 5 250 1
SOIC(W)/28
SSOP/28
TQFN/32
TSSOP/28
See All RS-232 Line Driver/Receivers (152)



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