GS3140 Datasheet, PDF (26/40 Pages) Semtech Corporation – Multi-Rate Adaptive 3G SDI Equalizer

SCLK
CS
t_cmd
SDIN
COMMAND
DATA
X
COMMAND
SDOUT
COMMAND
DATA
X
COMMAND
Figure 4-8: GSPI Write Timing – Single Write Access with Loop-Through Operation (default)
SCLK
CS
t_cmd
SDIN
COMMAND
DATA
X
SDOUT
Figure 4-9: GSPI Write Timing – Single Write Access with GSPI Link-Disable Operation
COMMAND
SCLK
CS
t_cmd
SDIN
High-Z
SDOUT
COMMAND
COMMAND
DATA
DATA
X
High-z
Figure 4-10: GSPI Write Timing – Single Write Access with Bus-Through Operation
COMMAND
COMMAND
SCLK
t₅
CS
SDIN
COMMAND
SDOUT
COMMAND
X
DATA
Figure 4-11: GSPI Read Timing – Single Read Access with Loop-Through Operation (default)
t₅
SCLK
CS
SDIN
COMMAND
High-z
SDOUT
COMMAND
X
DATA
Figure 4-12: GSPI Read Timing – Single Read Access with Bus-Through Operation
High-z
GS3140
Final Data Sheet
PDS-060939
Rev.1
May 2015
www.semtech.com
26 of 40
Semtech
Proprietary & Confidential