21555 View Datasheet(PDF) - Intel
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21555 Datasheet PDF : 60 Pages
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Non-Transparent PPB
2.1
Pin Location List (Alphanumeric)
Table 3 lists the 21555 pins in order of location, showing the location code, signal name, and signal
type of each pin.
Figure 3 provides the map for identifying the pin location codes, listed in alphanumeric order in the
PBGA Location column.
Table 2 defines the signal type abbreviations used in the Type column.
Table 3. 21555 Pin Location List (Alphanumeric) (Sheet 1 of 5)
PBGA
Location
Signal Name
Type
PBGA
Location
Signal Name
A1
s_req_l[4]
A2
s_req_l[3]
A3
s_req_l[1]
A4
s_ad[29]
A5
s_ad[27]
A6
s_ad[25]
A7
s_cbe_l[3]
A8
s_ad[22]
A9
s_ad[20]
A10
s_ad[16]
A11
s_frame_l
A12
s_devsel_l
A13
s_par
A14
s_ad[13]
A15
s_ad[10]
A16
s_m66ena
A17
s_cbe_l[0]
A18
s_ad[6]
A19
s_ad[3]
A20
s_ad[1]
A21
s_req64_l
A22
vdd
A23
s_cbe_l[6]
AA1
p_ad[18]
AA2
vss
AA3
p_ad[17]
AA4
vss
AA5
vdd
AA6
p_par
I
AA7
p_ad[12]
I
AA8
p_ad[10]
I
AA9
p_cbe_l[0]
TS
AA10
p_ad[5]
TS
AA11
vss
TS
AA12
vdd
TS
AA13
vss
TS
AA14
p_cbe_l[7]
TS
AA15
p_cbe_l[4]
TS
AA16
vdd
STS
AA17
p_ad[58]
STS
AA18
p_ad[54]
TS
AA19
vss
TS
AA20
vdd
TS
AA21
p_ad[46]
I
AA22
p_ad[42]
TS
AA23
vdd
TS
AB1
p_ad[16]
TS
AB2
vss
TS
AB3
p_trdy_l
STS
AB4
p_stop_l
P
AB5
p_serr_l
TS
AB6
p_ad[15]
TS
AB7
vss
P
AB8
vss
TS
AB9
p_ad[8]
P
AB10
p_ad[6]
P
AB11
vdd
TS
AB12
p_ad[1]
Type
TS
TS
TS
TS
P
P
P
TS
TS
P
TS
TS
P
P
TS
TS
P
TS
P
STS
STS
OD
TS
P
P
TS
TS
P
TS
12
Datasheet
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