Delay Through the GTHE3 Transceiver - 8.11 English

CPRI LogiCORE IP Product Guide (PG056)

Document ID
PG056
Release Date
2022-11-16
Version
8.11 English

Delay through the GTHE3 transceiver consists of a variable component (barrel shift or TX and RX gearbox latency) and a fixed component. The fixed component is made up of the delay shown in Table: Fixed Contribution to Delay - GTHE3 Transceiver .

Table 4-10: Fixed Contribution to Delay - GTHE3 Transceiver

Block

Latency (UI)

TX

16-bit datapath cores (8b/10b)

95 UI

32-bit datapath cores (8b/10b)

175 UI

64-bit datapath cores (64b/66b)

144.5 UI

RX

16-bit datapath cores (8b/10b)

134.5 UI

32-bit datapath cores (8b/10b)

248.5 UI

64-bit datapath cores (64b/66b)

157.5 UI