c note x40 power on sequence

1、30-Sep , 2003 Charles YM Chen NB Product Engineering,S Note Power Sequence Presentation,S Note Block Diagram,S Note Power on Sequence,MAX1977,MAX1845,MAX1907,MAX1992,Fuse 7A,FET Pch,FET Pch,FET Nch,FET Nch,DC-IN Connector,Docking Connector,VINT16,Tsurumai,VCC3SW,VCCCPUCORE,FET Nch,FET Nch,LP3958,Fuse 0.75A,FET Pch,VCC_FAN,VCC5B,VCC5M,USB_PWR1,USB_PWR2,MICVCC,VCC2R5A,FET Nch,VCC3B,VCC3M,FET Pch,VCC3AUX,VCC3P,Fuse 2A,FET Nch,VBL16,Fuse 2A,VCCCPUIO,VCC1R5M,FET Nch,FET Nch,FET Nch,VCC1R5B,VCC1R5AUX,

2、FET Nch,VCCGBEIOAUX,VCC1R8M,(Kenai2-32),For Ethernet Controller,PolySW 1.5A,VDD15,H8,VCC1R25B,LP2996,MAX4245,VCCGMCHCORE,MAX1845_VREF,MAX1683,FET Nch,PolySW 1.5A,MAX8880,VCCACPU,MAX1935,VCC1R8M,MAX1935,VCC3M,VCCGBECOREAUX,ICH4M,PMH4,CPU,PWRSWITCH#,PWRSW_H8#,PWRSW_H8#,Power Button,PWRSW#,ICH_SLP_S3#,ICH_SLP_S4#,ICH_SLP_S4#,ICH_SLP_S3#,PM_SLP_S3#,PM_SLP_S5#,VTT_PWRG,VTT_PWRG,VR_PWRGD,VR_PWRGD,PCIRST#,PWRBTN#,SLP_S3#,SLP_S4#,+PWRON,B_ON,VCPU_CORE_ON,DDR_VREF,MPWRG,APWRG,BPWRG,PCIRST#,CC_CPUPWRGD,CC

3、_CPUPWRGD,PWRGOOD,GTL_CPURST#,GTL_CPURST#,GTL_ADS#,MONTARA GM+,CPURST#,BPWRG,PWROK,IM VPOK,DOCK-PWR16_F,1,2,VREGIN16,2,3,4,4,4.1,4,4,5,5,6,6,6,6,7,7,7,7,7,8,8,8,9,5,5,10,10,10,10,11,11,11,11,11,12,12,13,14,15,16,17,18,19,MPWRG,BPWRG,PWROK,RSMRST#,Power on seuqence table,Power on seuqence table,DOCK-PWR16_F & VREGIN 16,VCC3SW,VCC3M_ON & VCC5M_ON,Spec: VCC3M_ON(M_ON1) to VCC5M_ON(M_ON2) is 10ms20ms,VCC3M & VCC5M,VCC3M & VCC%M power by MAXIM 1977,VCC3M & VCC5M,VCC1R5M & VCC1R8M,VCC1R5M power by MAX

4、IM 1845,VCC1R8M power by MAXIM 1935,VCC1R5M & VCC1R8M,MPWRG,In the block of M_PGS, the voltage of VCC5M and VCC3M are monitored by the internal analog comparator respectively, each state is supplied to M_PGS output. The terminal is Open drain structure. The operation of detection is started when both 5M_ON and 3M_ON are equal to High. The analog Comparator has hysteresis voltage and generate high signal when the following condition are satisfied. Greater than 4.461V(Typ.) at power on stage of VC

5、C5M（Rising Edge）and lower than 4.311V (Typ.) at the shut down stage (Falling edge) after 47.5ms +/- 2.5ms Greater than 2.943V(Typ.) at power on stage of VCC3M（Rising Edge）and lower than 2.793V (Typ.) at the shut down stage (Falling edge) after 47.5ms +/- 2.5ms L output isVCC5M4.311V（Typ.），VCC3M2.793V（Typ.）,MPWRG,Spec:VCC3/5M Power to MPWRG is 47.5+/- 5ms,ICH_SLP_S3# & ICH_SLP_S4#,Spec: Depend on ICH4M spec , the SLP_S4# and SLP_S3# should rise up after Power on. SLP_S3# to SLP_S4# is 1 RTCCLK2RT

6、CCLK. (1RTC clock is approximately 32 us.),VCC3AUX & VCCGBECOREAUX,VCC3AUX power by FDC658P,VCCGBECOREAUX power by MAXIM 1935,VCC3AUX & VCCGBECOREAUX,VCCGBEIOAUX & VCCGBEIOAUX_DRV,VCC1R5AUX & VCC1R5AUX_DRV,Press Power Button,Press Power Button,Press Power Button,+PWRON & B_ON & VCPU_CORE_ON,Spec: From +PWRON to B_ON is 10ms20ms,VCC2R5A,VCC2R5A power by MAXIM 1845,VCC2R5A,DDR_VREF,VCC3B & VCC5B & VCCACPU,VCCGMCHCORE & MICVCC & VCCCPUIO,Core power of Motara-GM Plus power by MAXIM 4245,MICVCC power

7、 by LP4085,VCCGMCHCORE & MICVCC & VCCCPUIO,CPU I/O power by MAXIM 1992,VCCGMCHCORE & MICVCC & VCCCPUIO,VCC1R5B & VCC1R5B_DRV,APWRG & BPWRG,In the block of A_PGS, the voltage of VCC3A is monitored by the internal analog comparator, each state is supplied to A_PGS output. The terminal is Open drain structure. The operation of detection is started when 3A_ON is equal to High. The analog Comparator has hysteresis voltage and generate highsignal when the following condition are satisfied. Greater tha

8、n 2.943V(Typ.) at power on stage of VCC3A（Rising Edge）and lower than 2.793V (Typ.) at the shut down stage (Falling edge) In this period A_PGS is supplying H level. The Hysteresis Voltage are set 150mV +/- 50mV. At the High state, the delay time of 350ms +/- 10ms is set.,APWRG,BPWRG,APWRG & BPWRG,In the block of B_PGS, the voltage of VCC5B and VCC3B are monitored by the internal analog comparator, each voltage state issupplied to B_PGS output. The terminal is Open drain structure. The operation o

9、f detection is started when both 5B_ON and 3B_ON are equal to High. The analog Comparator has hysteresis voltage and generate high signal when the following condition are satisfied. Greater than 4.461V(Typ.) at power on stage of VCC5M（Rising Edge）and lower than 4.311V (Typ.) at the shut down stage (Falling edge) after 47.5ms +/- 2.5ms Greater than 2.943V(Typ.) at power on stage of VCC3M（Rising Edge）and lower than 2.793V (Typ.) at the shut down stage (Falling edge) after 47.5ms +/- 2.5ms In this period B_PGS is supplying H level. The Hysteresis Voltage are set 150mV +/- 50mV. And at the High state, the delay time is set, when B_PGS become High, the delay time of 100ms +/- 5ms is set in case of A_PGS is equal to Low, and the delay time of 445ms +/- 5ms is set in case of A_PGS is equal to High.,APWRG & BPWRG,BPWRG,APWRG & BPWRG,Spec: From APWRG to BPWRG is 100+/-5ms,VTT_PWRG,VCCCPUCORE & VR_PWRGD,VCCCPUCORE & VR_PWRGD by MAXIM 1907,VCCCPUCORE & VR_PWRGD,PCIRST# & CC_CPUPWRGD,S

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