Arria® V Device Datasheet

ID 683022
Date 5/23/2023
Document Table of Contents DPA Lock Time Specifications

Figure 5. Dynamic Phase Alignment (DPA) Lock Time Specifications with DPA PLL Calibration Enabled

Table 41.  DPA Lock Time Specifications for Arria® V DevicesThe specifications are applicable to both commercial and industrial grades. The DPA lock time is for one channel. One data transition is defined as a 0-to-1 or 1-to-0 transition.
Standard Training Pattern Number of Data Transitions in One Repetition of the Training Pattern Number of Repetitions per 256 Data Transitions85 Maximum Data Transition
SPI-4 00000000001111111111 2 128 640
Parallel Rapid I/O 00001111 2 128 640
10010000 4 64 640
Miscellaneous 10101010 8 32 640
01010101 8 32 640
85 This is the number of repetitions for the stated training pattern to achieve the 256 data transitions.