Product Summary
The MAX232DR is a dual driver/receiver that includes a capacitive voltage generator to supply TIA/EIA-232-F voltage levels from a single 5-V supply. Each receiver converts TIA/EIA-232-F inputs to 5-V TTL/CMOS levels. The MAX232DR has a typical threshold of 1.3 V, a typical hysteresis of 0.5 V, and can accept ±30-V inputs. Each driver converts TTL/CMOS input levels into TIA/EIA-232-F levels. The driver, receiver, and voltage-generator functions are available as cells in the Texas Instruments LinASIC library.
Parametrics
MAX232DR absolute maximum ratings: (1)Input supply voltage range, VCC: -0.3 V to 6 V; (2)Positive output supply voltage range, VS+: VCC . 0.3 V to 15 V; (3)Negative output supply voltage range, VS: -0.3 V to .15 V; (4)Input voltage range, VI: Driver: -0.3 V to VCC + 0.3 V; (5)Receiver: ±30 V; (6)Output voltage range, VO: T1OUT, T2OUT: VS- 0.3 V to VS+ + 0.3 V; (7)R1OUT, R2OUT: 0.3 V to VCC + 0.3 V; (8)Short-circuit duration: T1OUT, T2OUT: Unlimited; (9)Package thermal impendance: 73℃/W; (10)Operating virtual junction temperature, TJ: 150℃; (11)Storage temperature range, Tstg : -65 to 150℃.
Features
MAX232DR features: (1)Meets or Exceeds TIA/EIA-232-F and ITU Recommendation V.28; (2)Operates From a Single 5-V Power Supply With 1.0μF Charge-Pump Capacitors; (3)Operates Up To 120 kbit/s; (4)Two Drivers and Two Receivers; (5)±30-V Input Levels; (6)Low Supply Current : 8 mA Typical; (7)ESD Protection Exceeds JESD 22: 2000-V Human-Body Model (A114-A); (8)Upgrade With Improved ESD (15-kV HBM) and 0.1- F Charge-Pump Capacitors is Available With the MAX202; (9)Applications: TIA/EIA-232-F, Battery-Powered Systems, Terminals, Modems, and Computers.
Diagrams
Image | Part No | Mfg | Description | Pricing (USD) |
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MAX232DR |
Texas Instruments |
Buffers & Line Drivers Dual RS232 |
Data Sheet |
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MAX232DRE4 |
Texas Instruments |
RS-232 Interface IC Dual EIA-232 Driver/ Receiver |
Data Sheet |
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MAX232DRG4 |
Texas Instruments |
RS-232 Interface IC Dual EIA-232 Driver/ Receiver |
Data Sheet |
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