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VT8231
Preliminary Revision 0.8
October 29, 1999
-
125-
Electrical Specifications
7HFKQRORJLHV,QF
:H &RQQHFW
Output Drive
T
A
-0-70oC, V
REF
=5V
±
5%,, V
BAT
=3.3V +0.3/-1.3V, GND=0V
V
CC
=V
CCSUS
=V
CCHWM
=V
CCUSB
=V
CCMII
=V
CCRAM
=V
CCPLL
=3.3V
±
0.3V
Drive
4 mA
Signal
GPO0, GPIOA, GPIOC, GPIOD, GPIOE, EECS#, EECK, EEDO, APICD[1:0],
SMBCK1, SMBCK2, SMBDT1, SMBDT2,
SUSA#, SUSB#, SUSC#, SUSCLK, SUSST1#,
A20M#, INIT, INTR, NMI, ROMCS#, STPCLK#, CPURST, SMI#, IGNNE#, SLP#,
TXD, RTS#, DTR#, IRTX
KBDT, KBCK, MSDT, MSCK,
PCISTP#, CPUSTP#,
SD[15:0], PDD[15:0], SDD[15:0],
MDCK, MDIO, MTXENA, MTXD[3:0],
PREQL#, PREQH#
PDCS1#, PDCS3#, SDCS1#, SDCS3#, PDA[2:0], SDA[2:0],
PDDACK#, SDDACK#, PDIOR#, PDIOW#, SDIOR#, SDIOW#
LA[21:20], SA[19:0], MEMR#, MEMW#, IOR#, IOW#, PCIRST#
AD[31:0],
CBE[3:0]#, FRAME#, DEVSEL#, IRDY#, TRDY#, STOP#, PAR, PCKRUN#
LFRAME#, LAD[3:0], USBP[3:0]+/-
ACRST, ACSYNC, ACSDOUT, MSO
PCS0#, PCS1#, MCCS#, SPKR
DRVDEN[1:0], MTR[1:0]#, DS[1:0]#, DIR#, STEP#, HDSEL#, WDATA#, WGATE#
PINIT#, STROBE#, AUTOFD#, SLCTIN#, PD[7:0]
RTCX2
Load
50 pF
50 pF
50 pF
50 pF
50 pF
50 pF
50 pF
50 pF
50 pF
30 pF
40 pF
40 pF
85 pF
50 pF
50 pF
Delay
15 ns
15 ns
15 ns
15 ns
15 ns
10 ns
8 ns
8 ns
8 ns
6 nS
8 ns
8 ns
10 ns
6 ns
5 ns
8 mA
12 mA
16 mA
PCI
Input Voltage
T
A
-0-70oC, V
REF
=5V
±
5%,, V
BAT
=3.3V +0.3/-1.3V, GND=0V
V
CC
=V
CCSUS
=V
CCHWM
=V
CCUSB
=V
CCMII
=V
CCRAM
=V
CCPLL
=3.3V
±
0.3V
Input Voltage
Analog
Signal
DTD+/-, UIC[5:1]
FERR#
AD[31:0], CBE[3:0]#, FRAME#, DEVSEL#, IRDY#, TRDY#, STOP#, SERR#,
PAR, SERIRQ, PCKRUN#
PGNTH#, PGNTL#, PINT[A:D]#,
SA[19:0], SD[15:0], MEMR#, MEMW#, IOR#, IOW#, OSC,
PDD[15:0], SDD[15:0], PDDRQ, SDDRQ, PDRDY, SDRDY, IRQ14, IRQ15,
KBCK, KBDT, MSCK, MSDT, GAMED[7:0],
INDEX#, TRK00#, RDATA#, DSKCHG#, WRTPRT#, PD[7:0],
PINIT#, STROBE#, AUTOFD#, SLCTIN#, SLCT, ACK#, ERROR#, BUSY, PE,
RXD, CTS#, DSR#, DCD#, RI#, IRRX, IRRX2,
SMBCK1, SMBCK2, SMBDT1, SMBDT2, SMBALRT#,
MCOL, MCRS, MDIO, MRXCLK, MRXD[3:0], MRXDV, MRXERR, MTXCLK,
MSI, ACSDIN[2:0], ACBITCLK,
GPIOA, GPIOC, GPIOD, GPIOE, GPI0, GPI1, PWRGD, BATLOW#, THRM
USBP[3:0]+/-, USBCLK, USBOC[1:0]#, LDRQ#, LAD[3:0], EEDI,
PCICLK, APICCLK, WSC#, FAN1, FAN2 / SLPBTN#, PWRBTN#, RTCX1,
EXTSMI#, RSMRST#, PME#, LID, RING#, CPUMISS, INTRUDER#
1.5
–
3.3V Programmable Threshold
5V
3.3V (5V Tolerant)
3.3 V