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KSZ9031MNX Datasheet(PDF) 62 Page - Micrel Semiconductor |
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KSZ9031MNX Datasheet(HTML) 62 Page - Micrel Semiconductor |
62 / 76 page Micrel, Inc. KSZ9031MNX October 2012 62 M9999-103112-1.0 Symbol Parameter Condition Min. Typ. Max. Units VIL Input Low Voltage DVDDH (digital I/Os) = 3.3V 1.3 V DVDDH (digital I/Os) = 2.5V 1.0 V DVDDH (digital I/Os) = 1.8V 0.7 V |IIN| Input Current VIN = GND ~ VDDIO 10 µA CMOS Outputs VOH Output High Voltage DVDDH (digital I/Os) = 3.3V 2.7 V DVDDH (digital I/Os) = 2.5V 2.0 V DVDDH (digital I/Os) = 1.8V 1.5 V VOL Output Low Voltage DVDDH (digital I/Os) = 3.3V 0.3 V DVDDH (digital I/Os) = 2.5V 0.3 V DVDDH (digital I/Os) = 1.8V 0.3 V |Ioz| Output Tri-State Leakage 10 µA LED Outputs ILED Output Drive Current Each LED pin (LED1, LED2) 8 mA Pull-Up Pins pu Internal Pull-Up Resistance (MDC, MDIO, RESET_N pins) DVDDH (digital I/Os) = 3.3V 13 22 31 k Ω DVDDH (digital I/Os) = 2.5V 16 28 39 k Ω DVDDH (digital I/Os) = 1.8V 26 44 62 k Ω 100Base-TX Transmit (measured differentially after 1:1 transformer) VO Peak Differential Output Voltage 100 Ω termination across differential output 0.95 1.05 V VIMB Output Voltage Imbalance 100 Ω termination across differential output 2 % tr, tf Rise/Fall Time 3 5 ns Rise/Fall Time Imbalance 0 0.5 ns Duty Cycle Distortion ±0.25 ns Overshoot 5 % Output Jitter Peak-to-peak 0.7 ns 10Base-T Transmit (measured differentially after 1:1 transformer) VP Peak Differential Output Voltage 100 Ω termination across differential output 2.2 2.8 V Jitter Added Peak-to-peak 3.5 ns Harmonic Rejection Transmit all-one signal sequence –31 dB 10Base-T Receive VSQ Squelch Threshold 5MHz square wave 300 400 mV Transmitter – Drive Setting VSET Reference Voltage of ISET R(ISET) = 12.1k Ω 1.2 V LDO Controller – Drive Range VLDO_O Output drive range for LDO_O (pin 58) to gate input of P-channel MOSFET AVDDH = 3.3V for MOSFET source voltage 0.85 2.8 V AVDDH = 2.5V for MOSFET source voltage (recommended for commercial temperature range operation only) 0.85 2.0 V |
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