Product Summary
The MAX202CDW is a dual RS-232 line driver. It consists of two line drivers, two line receivers, and a dual charge-pump circuit with ±15-kV ESD protection pin to pin (serial-port connection pins, including GND). The MAX202CDW meets the requirements of TIA/EIA-232-F and provides the electrical interface between an asynchronous communication controller and the serial-port connector. The charge pump and four small external capacitors allow operation from a single 5-V supply. The device operates at data signaling rates up to 120 kbit/s and a maximum of 30-V/μs driver output slew rate. Applications include Battery-Powered Systems, PDAs, Notebooks, Laptops, Palmtop PCs, and Hand-Held Equipment.
Parametrics
MAX202CDW absolute maximum ratings: (1)Supply voltage range, VCC (see Note 1): -0.3 V to 6 V; (2)Positive charge pump voltage range, V+ (see Note 1): VCC -0.3 V to 14 V; (3)Negative charge pump voltage range, V- (see Note 1): -14 V to 0.3 VOperating virtual junction temperature: 150℃; (4)Storage temperature range: -65 to 150℃.
Features
MAX202CDW features: (1)ESD Protection for RS-232 Bus Pins -±15-kV - Human-Body Model; (2)Meets or Exceeds the Requirements ofTIA/EIA-232-F and ITU v.28 Standards; (3)Operates at 5-V VCC Supply; (4)Operates Up To 120 kbit/s; (5)External Capacitors: 4 × 0.1μF; (6)Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II.
Diagrams
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![]() RS-232 Interface IC 5V Dual Line Driver/Receiver |
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![]() MAX202CDWE4 |
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![]() MAX202CDWG4 |
![]() Texas Instruments |
![]() RS-232 Interface IC 5V Dual RS-232 Line Driver/Receiver |
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![]() MAX202CDWR |
![]() Texas Instruments |
![]() RS-232 Interface IC 5V Dual Line Driver/Receiver |
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![]() MAX202CDWRE4 |
![]() Texas Instruments |
![]() RS-232 Interface IC 5V Dual Line Driver/Receiver |
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![]() MAX202CDWRG4 |
![]() Texas Instruments |
![]() RS-232 Interface IC 5V Dual RS-232 Line Driver/Receiver |
![]() Data Sheet |
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