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ICL3244 Datasheet(PDF) 7 Page - Intersil Corporation |
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ICL3244 Datasheet(HTML) 7 Page - Intersil Corporation |
7 / 18 page 7 FN4876.10 March 1, 2006 MOUSE DRIVEABILITY (ICL3244 Only) Transmitter Output Voltage (See Figure 11) T1IN = T2IN = GND, T3IN = VCC, T3OUT Loaded with 3kΩ to GND, T1OUT and T2OUT Loaded with 2.5mA Each Full ±5- - V ENHANCED AUTOMATIC POWERDOWN (FORCEON = GND, FORCEOFF = VCC) Receiver Input Thresholds to INVALID High See Figure 6 Full -2.7 - 2.7 V Receiver Input Thresholds to INVALID Low See Figure 6 Full -0.3 - 0.3 V INVALID, READY Output Voltage Low IOUT = 1.6mA Full - - 0.4 V INVALID, READY Output Voltage High IOUT = -1.0mA Full VCC-0.6 - - V Receiver Positive or Negative Threshold to INVALID High Delay (tINVH) ICL3238 25 - 0.1 - µs All Others 25 - 1 - µs Receiver Positive or Negative Threshold to INVALID Low Delay (tINVL) ICL3238 25 - 50 - µs All Others 25 - 30 - µs Receiver or Transmitter Edge to Transmitters Enabled Delay (tWU) ICL3238, Note 5 25 - 25 - µs All Others, Note 5 25 - 100 - µs Receiver or Transmitter Edge to Transmitters Disabled Delay (tAUTOPWDN) Note 5 Full 153060 sec TIMING CHARACTERISTICS Maximum Data Rate RL = 3kΩ, CL = 1000pF, One Transmitter Switching Full 250 500 - kbps Receiver Propagation Delay Receiver Input to Receiver Output, CL = 150pF tPHL 25 - 0.15 - µs tPLH 25 - 0.15 - µs Receiver Output Enable Time Normal Operation (ICL3238/44 Only) 25 - 200 - ns Receiver Output Disable Time Normal Operation (ICL3238/44 Only) 25 - 200 - ns Transmitter Skew tPHL - tPLH 25 - 100 - ns Receiver Skew tPHL - tPLH 25 - 50 - ns Transition Region Slew Rate VCC = 3.3V, RL = 3kΩ to 7kΩ, Measured From 3V to -3V or -3V to 3V CL = 150pF to 1000pF 25 6 - 30 V/ µs CL = 150pF to 2500pF 25 4 8 30 V/ µs ESD PERFORMANCE RS-232 Pins (TOUT, RIN) Human Body Model 25 - ±15 - kV IEC61000-4-2 Contact Discharge 25 - ±8- kV IEC61000-4-2 Air Gap Discharge 25 - ±10 - kV All Other Pins Human Body Model 25 - ±2.5 - kV NOTE: 4. An “edge” is defined as a transition through the transmitter or receiver input thresholds. Electrical Specifications Test Conditions: VCC = 3V to 5.5V, C1 - C4 = 0.1µF (ICL3238: C1 - C4 = 0.22µF @ VCC = 3V); Unless Otherwise Specified. Typicals are at TA = 25°C (Continued) PARAMETER TEST CONDITIONS TEMP (°C) MIN TYP MAX UNITS ICL3224, ICL3226, ICL3238, ICL3244 |
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