Part Number Manufacturer / Brand Brife Description Part StatusFeaturesNumber of ChannelsFIFO'sProtocolData Rate (Max)Voltage - SupplyWith Auto Flow ControlWith IrDA Encoder/DecoderWith False Start Bit DetectionWith Modem ControlMounting TypePackage / CaseSupplier Device Package
Maxim Integrated IC UART DUAL 32-TQFN ActiveInternal Oscillator2, DUART128 ByteRS232, RS48524Mbps1.71 V ~ 3.6 VYesYesYes
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Surface Mount32-WFQFN Exposed Pad32-TQFN (5x5)
Maxim Integrated IC UART QUAD 48-TQFN ActiveInternal Oscillator4, QUART128 ByteRS232, RS485
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1.71 V ~ 3.6 VYesYes
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Surface Mount48-WFQFN Exposed Pad48-TQFN (7x7)
Maxim Integrated IC UART SPI/I2C 128-WORD 25WLP ActiveInternal Oscillator1, UART128 ByteRS232, RS485
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1.71 V ~ 3.6 VYesYes
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Surface Mount25-WFBGA, WLBGA25-WLP
Maxim Integrated IC UART DUAL 32-TQFN ActiveInternal Oscillator2, DUART128 ByteRS232, RS48524Mbps1.71 V ~ 3.6 VYesYesYes
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Surface Mount32-WFQFN Exposed Pad32-TQFN (5x5)
Maxim Integrated IC UART QUAD 48-TQFN ActiveInternal Oscillator4, QUART128 ByteRS232, RS485
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1.71 V ~ 3.6 VYesYes
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Surface Mount48-WFQFN Exposed Pad48-TQFN (7x7)
Maxim Integrated IC UART FIFO I2C/SPI 25WLP ObsoleteInternal Oscillator1, UART128 ByteRS232, RS485
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1.71 V ~ 3.6 VYesYes
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Surface Mount25-WFBGA, WLBGA25-WLP
Maxim Integrated IC UART QUAD 48-TQFN ActiveInternal Oscillator4, QUART128 ByteRS232, RS485
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1.71 V ~ 3.6 VYesYes
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Surface Mount48-WFQFN Exposed Pad48-TQFN (7x7)
Maxim Integrated IC UART QUAD 48-TQFN ActiveInternal Oscillator4, QUART128 ByteRS232, RS485
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1.71 V ~ 3.6 VYesYes
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Surface Mount48-WFQFN Exposed Pad48-TQFN (7x7)
Maxim Integrated IC UART QUAD Obsolete
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Maxim Integrated IC UART FIFO I2C/SPI 25WLP Last Time BuyInternal Oscillator1, UART128 ByteRS232, RS485
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1.71 V ~ 3.6 VYesYes
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Surface Mount25-WFBGA, WLCSP25-WLP (2.1x2.1)