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SMH4042G-AHM Datasheet(PDF) 2 Page - Summit Microelectronics, Inc. |
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SMH4042G-AHM Datasheet(HTML) 2 Page - Summit Microelectronics, Inc. |
2 / 28 page 2 SMH4042 2037 8.0 8/8/00 PIN CONFIGURATIONS SOIC and SSOP RECOMMENDED OPERATING CONDITIONS Condition Min Max Temperature -40°C +85°C VCC 2.7V 5.5V 2037 PGM T2.0 Symbol Pin Description CBI_5 1 Circuit Breaker Input (5V) DRVREN# 2 High Side Driver Enable ISLEW 3 Slew Rate Control FAULT# 4 Fault Output Active Low 1Vref 5 1Volt Reference Output VSEL 6 Voltage Select Input PWR_EN 7 Power On Enable Input A0 8 Memory Address 0 (NC or Gnd) LOCAL_PCI_RST# 9 Back End Reset Output (Active Low) A1 10 Memory Address 1 A2 11 Memory Address 2 BD_SEL2# 12 Board Select 2 BD_SEL1# 13 Board Select 1 GND 14 Ground HEALTHY# 15 Backend Power On SGNL_VLD# 16 Signals Valid Output PCI_RST# 17 Host reset input SDA 18 Serial Data I/O SCL 19 Serial Clock Input LOCAL_PCI_RST 20 Back End Reset Output (Active High) CARD_3V_MON 21 Card-side 3 Volt Monitor Input VGATE3 22 High Side Drive Output HST_3V_MON 23 Host 3V Monitor Input CBI_3 24 Circuit Breaker Input (3V) CARD_5V_MON 25 Card-side 5 Volt Monitor Input NC 26 No Connect VGATE5 27 High Side Drive Output VCC 28 Supply Voltage 2037 PGM T1.2 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 27 28 VCC VGATE5 CARD_5V_MON HST_3V_MON VGATE3 CARD_3V_MON SDA SGNL_VLD# HEALTHY# GND BD_SEL2# CBI_5 DRVREN# ISLEW VSEL PWR_EN A0 LOCAL_PCI_RST# A1 A2 PCI_RST# 1Vref 13 14 25 26 CBI_3 BD_SEL1# LOCAL_PCI_RST FAULT# SCL NC 2037 ILL1.2 |
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