ZHCSJ33F December 2015 – May 2019 DRA745 , DRA746 , DRA750 , DRA756
PRODUCTION DATA.
Table 8-37 lists the clock net classes for the DDR2 interface. Table 8-38 lists the signal net classes, and associated clock net classes, for the signals in the DDR2 interface. These net classes are used for the termination and routing rules that follow.
CLOCK NET CLASS | PIN NAMES |
---|---|
CK | ddrx_ck / ddrx_nck |
DQS0 | ddrx_dqs0 / ddrx_dqsn0 |
DQS1 | ddrx_dqs1 / ddrx_dqsn1 |
DQS2(1) | ddrx_dqs2 / ddrx_dqsn2 |
DQS3(1) | ddrx_dqs3 / ddrx_dqsn3 |
SIGNAL NET CLASS | ASSOCIATED CLOCK
NET CLASS |
PIN NAMES |
---|---|---|
ADDR_CTRL | CK | ddrx_ba[2:0], ddrx_a[14:0], ddrx_csnj, ddrx_casn, ddrx_rasn, ddrx_wen, ddrx_cke, ddrx_odti |
DQ0 | DQS0 | ddrx_d[7:0], ddrx_dqm0 |
DQ1 | DQS1 | ddrx_d[15:8], ddrx_dqm1 |
DQ2(1) | DQS2 | ddrx_d[23:16], ddrx_dqm2 |
DQ3(1) | DQS3 | ddrx_d[31:24], ddrx_dqm3 |