Save Board Space with a ±15kV ESD-Protected RS-232 Transceiver in a uMAX Package
The MAX3311/MAX3313 are low-power, +5V EIA/TIA-232-compatible transceivers. Both devices have one transmitter and one receiver. The transceivers have a proprietary low-dropout transmitter output stage enabling RS-232-compatible operation from a +5V supply with a single inverting charge pump. These devices require only three 0.1µF capacitors and will run at data rates up to 460kbps while maintaining RS-232-compatible output levels. The MAX3311 features a 1µA shutdown mode. In shutdown the device turns off the charge pump, pulls V- to ground, and the transmitter output is disabled. The MAX3313 features an active-low INVALID output that asserts high when an active RS-232 cable signal is connected, signaling to the host that a peripheral is connected to the communication port.
title | Download file |
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MAX3311-MAX3313 Data Sheet | MAX3311-MAX3313.pdf |
Part Number | VSUPPLY (V) | Tx | Rx | Data Rate (kbps) | ICC (mA) | Internal Charge Pump | Ext. Caps | Cap. Value (µF) | Rx Active in Shutdn | Package/Pins | Budgetary Price |
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min | typ | nom | See Notes | ||||||||
MAX3311 | 5 | 1 | 1 | 460 | 0.1 | Yes | 2 | 0.1 | 1 | µMAX/10 | $1.47 @1k |
MAX3313 | 0 | µMAX/10 | |||||||||
Part Number | Status | Recommended Replacement | Package | Temp | RoHS |
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MAX3311CUB | No Longer Available | MAX3311CUB+ | µMAX,;10 pin;15.4 mm² | 0°C to +70°C | No |
MAX3311CUB+ | Active | µMAX,;10 pin;15.4 mm² | 0°C to +70°C | Lead Free | |
MAX3311CUB+T | Active | µMAX,;10 pin;15.4 mm² | 0°C to +70°C | Lead Free | |
MAX3311CUB-T | No Longer Available | MAX3311CUB+T | µMAX,;10 pin;15.4 mm² | 0°C to +70°C | No |
MAX3311EUB | No Longer Available | MAX3311EUB+ | µMAX,;10 pin;15.4 mm² | -40°C to +85°C | No |
MAX3311EUB+ | Active | µMAX,;10 pin;15.4 mm² | -40°C to +85°C | Lead Free | |
MAX3311EUB+T | Active | µMAX,;10 pin;15.4 mm² | -40°C to +85°C | Lead Free | |
MAX3311EUB-T | No Longer Available | MAX3311EUB+T | µMAX,;10 pin;15.4 mm² | -40°C to +85°C | No |