adsp-21478 Analog Devices, Inc., adsp-21478 Datasheet - Page 40

• Manufacturer Part Number: adsp-21478
• Description: Sharc Processor
• Manufacturer: Analog Devices, Inc.

ADSP-21478/ADSP-21479
Table 33. Serial Ports—Enable and Three-State
1
Parameter
Switching Characteristics
t
t
t
Referenced to drive edge.
DDTEN
DDTTE
DDTIN
1
1
1
Data Enable from External Transmit SCLK
Data Disable from External Transmit SCLK
Data Enable from Internal Transmit SCLK
(FRAME SYNC)
CHANNEL A/B)
(SCLK, EXT)
DAI_P20–1
DAI_P20–1
DAI_P20–1
(DATA
DRIVE EDGE
DRIVE EDGE
t
DDTIN
t
DDTEN
Rev. PrB | Page 40 of 70 | March 2010
Figure 25. Enable and Three-State
Preliminary Technical Data
Min
2
–1
SCLK
t
DDTTE
DRIVE EDGE
Max
10
Unit
ns
ns
ns