Intel IXP28XX Manual page 98

Network processors hardware design guide
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IXP28XX Network Processor
QDR SRAM
Table 35.
Signal
QDR1_K_H[1]
QDR1_K_L[1]
QDR1_D_H[7]
QDR1_A_H[4]
QDR1_A_H[13]
QDR1_D_H[9]
QDR1_WPS_L[1]
QDR1_A_H[0]
QDR1_A_H[10]
QDR1_A_H[11]
QDR1_A_H[12]
QDR1_A_H[14]
QDR1_A_H[16]
QDR1_A_H[17]
QDR1_A_H[18]
QDR1_A_H[2]
QDR1_A_H[20]
QDR1_A_H[21]
QDR1_A_H[22]
QDR1_A_H[3]
QDR1_A_H[6]
QDR1_A_H[7]
QDR1_A_H[8]
QDR1_BWS_L[1]
QDR1_D_H[1]
QDR1_D_H[11]
QDR1_D_H[12]
QDR1_D_H[13]
QDR1_D_H[14]
QDR1_D_H[15]
QDR1_D_H[16]
QDR1_D_H[3]
QDR1_D_H[5]
QDR1_D_H[8]
QDR1_RPS_L[0]
QDR1_RPS_L[1]
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Package Trace Lengths for QDR Signals (Sheet 3 of 4)
Metric
English
Units
Units
(mm)
(in)
11.5
0.453
QDR1_WPS_L[0]
11.5
0.453
QDR1_A_H[9]
11.265
0.444
QDR1_D_H[4]
11.264
0.443
QDR1_D_H[17]
11.257
0.443
QDR1_BWS_L[0]
11.257
0.443
QDR1_D_H[0]
11.257
0.443
QDR1_K_H[0]
11.256
0.443
QDR1_K_L[0]
11.256
0.443
QDR1_A_H[15]
11.256
0.443
QDR1_D_H[6]
11.256
0.443
QDR1_A_H[5]
11.256
0.443
QDR1_D_H[2]
11.256
0.443
QDR1_A_H[23]
11.256
0.443
QDR1_A_H[19]
11.256
0.443
QDR1_A_H[1]
11.256
0.443
QDR1_D_H[10]
11.256
0.443
11.256
0.443
QDR2_K_H[1]
11.256
0.443
QDR2_K_L[1]
11.256
0.443
QDR2_D_H[17]
11.256
0.443
QDR2_D_H[15]
11.256
0.443
QDR2_A_H[17]
11.256
0.443
QDR2_D_H[1]
11.256
0.443
QDR2_K_H[0]
11.256
0.443
QDR2_K_L[0]
11.256
0.443
QDR2_A_H[5]
11.256
0.443
QDR2_A_H[6]
11.256
0.443
QDR2_A_H[4]
11.256
0.443
QDR2_D_H[4]
11.256
0.443
QDR2_D_H[14]
11.256
0.443
QDR2_A_H[15]
11.256
0.443
QDR2_A_H[16]
11.256
0.443
QDR2_A_H[13]
11.256
0.443
QDR2_A_H[8]
11.256
0.443
QDR2_WPS_L[0]
11.256
0.443
QDR2_A_H[10]
Metric
English
Signal
Units
Units
(mm)
(in)
11.256
0.443
11.255
0.443
11.255
0.443
11.25
0.443
11.221
0.442
11.184
0.440
8.5
0.335
8.5
0.335
7.161
0.282
6.683
0.263
6.681
0.263
6.076
0.239
6.006
0.236
6005
0.236
6.002
0.236
6
0.236
16
0.630
16
0.630
15.997
0.630
15.403
0.606
15.149
0.596
14.881
0.586
14
0.551
14
0.551
13.256
0.522
13.242
0.521
12.689
0.500
12.684
0.499
12.501
0.492
12.346
0.486
11.767
0.463
11.271
0.444
11.12
0.438
10.027
0.395
9.927
0.391
Metric
Signal
Units
(mm)
QDR2_A_H[2]
9.901
QDR2_D_H[0]
9.844
QDR2_D_H[3]
9.839
QDR2_WPS_L[1]
9.809
QDR2_D_H[12]
9.755
QDR2_A_H[1]
9.603
QDR2_A_H[20]
9.339
QDR2_BWS_L[1]
9.102
QDR2_D_H[16]
9.083
QDR2_D_H[7]
8.343
QDR2_D_H[13]
8.164
QDR2_D_H[5]
8.125
QDR2_A_H[7]
8.053
QDR2_A_H[12]
7.756
QDR2_A_H[0]
7.345
QDR2_D_H[2]
7.338
QDR2_A_H[22]
7.313
QDR2_D_H[11]
7.213
QDR2_BWS_L[0]
6.842
QDR2_D_H[8]
6.781
QDR2_A_H[14]
6.485
QDR2_A_H[19]
6.479
QDR2_A_H[18]
6.477
QDR2_A_H[9]
6.476
QDR2_A_H[21]
6.475
QDR2_D_H[10]
6.475
QDR2_A_H[11]
6.474
QDR2_D_H[6]
6.474
QDR2_D_H[9]
6.474
QDR2_RPS_L[1]
6.474
QDR2_RPS_L[0]
6.47
QDR2_A_H[3]
6.246
QDR2_A_H[23]
6.168
Hardware Design Guide
English
Units
(in)
0.390
0.388
0.387
0.386
0.384
0.378
0.368
0.358
0.358
0.328
0.321
0.320
0.317
0.305
0.289
0.289
0.288
0.284
0.269
0.267
0.255
0.255
0.255
0.255
0.255
0.255
0.255
0.255
0.255
0.255
0.255
0.246
0.243

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