(China (Mainland))
Product Summary
The MAX3221CPWR is a single-channel RS-232 line driver/receiver with ±15kV ESD protection. The MAX3221CPWR meets the requirements of TIA/EIA-232-F and provides the electrical interface between an asynchronous communication controller and the serial-port connector. The applications of the MAX3221CPWR are Battery-Powered, Hand-Held, and Portable Equipment, PDAs and Palmtop PCs, Notebooks, Subnotebooks, and Laptops, Digital Cameras, Mobile Phones and Wireless Devices.
Parametrics
MAX3221CPWR absolute maximum ratings: (1)Supply voltage range:-0.3 V to 6 V; (2)Positive output supply voltage range:-0.3 V to 7 V; (3)Negative output supply voltage range:0.3 V to -7 V; (4)Supply voltage difference:13 V; (5)Input voltage range: Driver (FORCEOFF, FORCEON, EN):-0.3 V to 6 V, Receiver:-25 V to 25 V; (6)Output voltage range: Driver:-13.2 V to 13.2 V, Receiver(INVALID):-0.3 V to VCC + 0.3 V; (7)Operating virtual junction temperature:150℃; (8)Storage temperature range:-65℃ to 150℃.
Features
MAX3221CPWR features: (1)RS-232 Bus-Pin ESD Protection Exceeds ±15 kV Using Human-Body Model (HBM); (2)Meets or Exceeds the Requirements of TIA/EIA-232-F and ITU v.28 Standards; (3)Operates With 3-V to 5.5-V VCC Supply; (4)Operates Up To 250 kbit/s; (5)One Driver and One Receiver; (6)Low Standby Current:1 μA Typical; (7)External Capacitors:4 × 0.1 μF; (8)Accepts 5-V Logic Input With 3.3-V Supply; (9)Alternative High-Speed Pin-Compatible Device (1 Mbit/s): SNx5C3221; (10)Auto-Powerdown Feature Automatically; (11)Disables Drivers for Power Savings.
Diagrams
| Image | Part No | Mfg | Description |  |
Pricing (USD) |
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 MAX3221CPWR |
Texas Instruments |
Buffers & Line Drivers 1-Channel RS-232 |
Data Sheet |
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MAX3221CPWRE4 |
Texas Instruments |
Buffers & Line Drivers 3-5.5V Single-Ch Line Drvr/Rcvr |
Data Sheet |
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MAX3221CPWRG4 |
Texas Instruments |
RS-232 Interface IC 3-5.5V Single-Ch Line Drvr/Rcvr |
Data Sheet |
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