MAX3381EEUP+T Maxim Integrated Products, MAX3381EEUP+T Datasheet
MAX3381EEUP+T
Specifications of MAX3381EEUP+T
Related parts for MAX3381EEUP+T
MAX3381EEUP+T Summary of contents
Page 1
... Cell Phone Data Lump Cables PDA Data Lump Cables GPS Receivers Digital Cameras AutoShutdown Plus is a trademark of Maxim Integrated Products Pin Configuration appears at end of data sheet. ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. ...
Page 2
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins ABSOLUTE MAXIMUM RATINGS V to GND ...........................................................-0.3V to +6. GND..............................................................-0.3V to +6. GND .............................................................-0.3V to +7. GND ..............................................................+0.3V ...
Page 3
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins ELECTRICAL CHARACTERISTICS (continued +2.35V to +5.5V +1.65V to +5.5V. When 0.33µ ...
Page 4
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins TIMING CHARACTERISTICS (V = +2.35V to +5.5V +1.65V to +5.5V. When 0.33µ ...
Page 5
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins ( +4.2V 0.22µ 1µ 0.1µF parallel with 47µ ...
Page 6
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins PIN NAME 1 C1+ Positive Terminal of Voltage-Doubler Charge-Pump Capacitor 2 V+ +5.5V/+4.0V Generated by the Charge Pump 3 C1- Negative Terminal of Voltage-Doubler Charge-Pump Capacitor ...
Page 7
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins Voltage Generation in the Switchover Region The MAX3380E/MAX3381E include a switchover circuit between RS-232-compliant and RS-232-compatible modes that has approximately 400mV of hysteresis around the switchover ...
Page 8
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins Table 1. AutoShutdown Plus Truth Table OPERATION FORCEON STATUS Shutdown X (Forced Off) Normal Operation 1 (Forced On) Normal Operation (AutoShutdown 0 Plus) Shutdown (AutoShutdown 0 ...
Page 9
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins EDGE T_IN FORCEOFF DETECT EDGE R_IN DETECT FORCEON Figure 2c. AutoShutdown Plus Logic TRANSMITTERS ENABLED, INVALID HIGH +2.7V INDETERMINATE +0.3V AutoShutdown, TRANSMITTERS DISABLED, 0 1μA SUPPLY ...
Page 10
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins 1MΩ 1500Ω DISCHARGE CHARGE-CURRENT RESISTANCE LIMIT RESISTOR HIGH STORAGE VOLTAGE 100pF CAPACITOR DC SOURCE Figure 5a. Human Body ESD Test Model ...
Page 11
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins to IEC 1000-4-2 are generally lower than that measured using the Human Body Model. Figure 6a shows the IEC 1000-4-2 model, and Figure 6b shows the ...
Page 12
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins For Figure 9 and Figure 10, a single transmitter was dri- ven at 460kbps, and all transmitters were loaded with an RS-232 receiver in parallel with ...
Page 13
RS-232 Transceivers with ±15kV ESD-Protected I/O and Logic Pins V BATT CELL PHONE LOGIC LEVELS Tx RTS Rx CTS Figure 11. Typical Application Circuit Pin Configuration TOP VIEW C1 C1- ...
Page 14
... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 14 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2001 Maxim Integrated Products Package Information (continued) PACKAGE OUTLINE, TSSOP 4 ...