Datasheet

Rev. G | Page 30 of 48 | December 2012
ADSP-21261/ADSP-21262/ADSP-21266
Table 31. Serial Ports—Enable and Three-State
Parameter Min Max Unit
Switching Characteristics
t
DDTEN
Data Enable from External Transmit SCLK
1
2ns
t
DDTTE
Data Disable from External Transmit SCLK
1
7ns
t
DDTIN
Data Enable from Internal Transmit SCLK
1
–1 ns
1
Referenced to drive edge.
Figure 21. Enable and Three-State
DRIVE EDGE
DRIVE EDGE
DRIVE EDGE
t
DDTIN
t
DDTEN
t
DDTTE
DAI_P20–1
(SCLK, INT)
DAI_P20–1
(DATA
CHANNEL A/B)
DAI_P20–1
(SCLK, EXT)
DAI_P20–1
(DATA
CHANNEL A/B)