PRIXP425BB Intel, PRIXP425BB Datasheet - Page 55

• Manufacturer Part Number: PRIXP425BB
• Description: IC NETWRK PROCESSR 266MHZ 492BGA
• Manufacturer: Intel

Specifications of PRIXP425BB

• Processor Type: Network
• Features: XScale Core
• Speed: 266MHz
• Voltage: 1.3V
• Mounting Type: Surface Mount
• Package / Case: 492-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 869046

PBGA Package—Intel
4.0
4.1
Figure 19.
4.2
December 2007
Document Number: 252817-008US
Notes:
1.
2.
3.
45º Chamfer
4 Places
22.00 REF
All measurements are in millimeters (mm).
The size of the land pad at the interposer side (1) is 0.81 mm.
The size of the solder resist at the interposer side (2) is 0.66 mm.
0.127 A
PBGA Package
PBGA Package Overview
The Intel
Processor have a 492-ball, PBGA package for commercial temperature applications and
a pin-for-pin-compatible, 492-ball, PBGA with a drop-in heat spreader for extended
temperature applications.
For detailed signal descriptions, see the Intel
Processors and IXC1100 Control Plane Processor Datasheet.
492-Ball PBGA Package
Signal Grouping
Figure 20
IXC1100 control plane processors. This diagram is helpful in placing components
around the processors for the layout of a PCB. Consider this signal layout to simplify
routing and minimize the number of cross traces.
TOP VIEW
®
35.00 ± 0.20
30.00 ± 0.25
22.00 REF
Pin 1 ID
IXP42X product line and IXC1100 control plane processors
0.61 ± 0.06
®
illustrates how function pins are grouped on the IXP42X product line and
2.38 ± 0.21
IXP42X Product Line of Network Processors and IXC1100 Control Plane
Intel
-A-
30.00 ± 0.25
0.60 ± 0.10
®
1.17 ± 0.05
IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor
35.00 ± 0.20
Figure 19
-B-
SIDE VIEW
shows the top and bottom view of the processors.
ø
0.30
30º
S
3 Places
2
3
Seating Plane
®
C
1.63 REF
A
ø1.0
S
IXP42X Product Line of Network
ø
B S
1.27
0.90
0.60
0.20
0.15
C
26
+
+
+
25
-C-
24
23
22
1.63 REF
21
20
19
18
17
16
15
14
(1)
13
12
Hardware Design Guidelines
1.27
11
10
9
8
7
6
+ +
5
4
3
2
1
AA
AB
AC
AD
AE
AF
B
C
D
E
F
G
H
K
L
M
N
P
R
U
W
A
J
T
V
Y
B1268-03
Pin #1
Corner
(2)
55