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UCD9240RGCT Datasheet(PDF) 6 Page - Texas Instruments |
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UCD9240RGCT Datasheet(HTML) 6 Page - Texas Instruments |
6 / 21 page UCD9240 Digital Point of Load System Controller SLUS766 – APRIL 2007 6 www.ti.com 41 FAN-PWM 53 FAN-PWM O Fan control PWM output. 49 PowerGood O Power Good signal 32 FAN-Tach I Fan tachometer input 30 Sync_Out O Sync output from DPWM #?. 31 Sync_In I Sync input to DPWM #?. 10 NC 14 NC O No connect 36 FAN-Tach 44 NC I DVss. 37 Sync_Out 45 NC O No connect 38 Sync_In 46 NC I DVss. 39 PowerGood 47 NC I/O No connect or DVss. 40 NC 48 NC I/O No connect or DVss 9 nRESET 13 nRESET I Low Active device reset input. 15 PMBus_Clk 19 PMBus_Clk I/O PMBus Clk (Must have pull-up to 3.3V) 16 PMBus_Data 20 PMBus_Data I/O PMBus Data (Must have pull-up to 3.3V) 27 PMBus_Alert 35 PMBus_Alert O PMBUS Alert 28 PMBus_Cntrl 36 PMBus_Cntrl I PMBUS Cntl 58 V33FB 70 V33FB I 3.3V linear regulator Feedback connection. 46 V33A 58 V33A I Analog 3.3 V supply 45 V33D 57 V33D I Digital Core 3.3V supply 7 V33DIO 8 V33DIO I Digital I/O 3.3V supply. 44 V33DIO 56 V33DIO I Digital I/O 3.3V supply. 47 BPCap 59 BPCap I 1.8V Bypass Capacitor Connection. 49 AVss 61 AVss I Analog Ground. 48 AVss 60 AVss I Analog Ground. 64 AVss 80 AVss I Analog Ground. 8 DVss 9 DVss I Digital Ground. 26 DVss 34 DVss I Digital Ground. 43 DVss 55 DVss I Digital Ground. |
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