XIO2000AI TAOS [TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS], XIO2000AI Datasheet - Page 21

• Manufacturer Part Number: XIO2000AI
• Description: PCI Express to PCI Bus Translation Bridge
• Manufacturer: TAOS [TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS]

10
April 2007 Revised October 2008
14
12
13
11
9
8
7
6
5
4
3
2
1
CLKOUT4
CLKOUT2
CLKOUT1
VSSA
GNT5
GNT2
AD0
AD4
GNT4
AD1
AD9
AD11
A
AD7
A
CLKRUN_EN
REFCLK–
VCCP
REQ5
REQ4
REQ2
REQ1
REQ0
AD13
AD12
GNT3
AD5
AD10
AD2
B
B
Figure 2−3. XIO2000A/XIO2000AI ZHC Microstar BGA Package (Bottom View)
EXT_ARB_EN
CLKOUT6
CLKOUT5
REFCLK+
VDDA_33
C/BE(0)
AD6
PERR
AD15
REQ3
GNT1
GNT0
AD14
AD3
C
C
REFCLK_SEL
DEVSEL
VDDA_15
CLKOUT3
CLKOUT0
VDD_33
VDD_33
VDD_33
VDD_15
RSVD
AD8
STOP
PAR
RSVD
D
D
VDDA_15
C/BE(1)
FRAME
VSSA
RXN
SERR
IRDY
RXP
E
E
VDD_15
VDD_33
VDD_33
C/BE(2)
VSSA
VSSA
TRDY
AD16
VSS
VSS
VSS
VSS
F
F
VDD_15
VCCP
VSSA
VSSA
AD18
AD17
TXP
TXN
VSS
VSS
VSS
VSS
G
G
VDDA_15
VDDA_15
VDD_33_
PERST
COMB
AD19
AD22
AD21
VSS
VSS
VSS
VSS
AD20
H
H
VDD_33_AUX
REF1_PCIE
VDD_33_
COM_IO
VDDA_33
VDD_33
VDD_33
C/BE(3)
AD24
AD25
VSS
VSS
AD23
J
J
REF0_PCIE
VDD_15_
COMB
RSVD
AD28
AD29
AD27
VSSA
AD26
K
K
VDD_15
VDD_33
VDD_33
VDD_33
VDD_33
RSVD
GPIO7
WAKE
GRST
RSVD
VSSA
CLK
AD30
L
L
AD31
/CLKRUN
GPIO6
RSVD
GPIO2
GPIO0
M66EN
PME
RSVD
RSVD
RSVD
VSS
INTD
VSS
VSS
INTA
M
M
GPIO5 // SDA
VDD_15
GPIO3
SCPS155C
RSVD
RSVD
SERIRQ
RSVD
RSVD
RSVD
RSVD
INTC
RSVD
RSVD
N
N
INTB
Introduction
GPIO4/SCL
PWR_OVER
VDD_33
RSVD
RSVD
RSVD
GPIO1/
RSVD
RSVD
RSVD
RSVD
LOCK
PRST
VSS
RSVD
P
P
13
12
8
7
4
3
14
11
10
9
6
5
2
1
11