ml7029 Oki Semiconductor, ml7029 Datasheet - Page 20

• Manufacturer Part Number: ml7029
• Description: Multifunction Adpcm Codec
• Manufacturer: Oki Semiconductor

APPLICATION INFORMATION
Burst Mode Clock
This device can be operated by a burst mode clock (see below).
Relationship between SYNC and BLCK
OKI Semiconductor
Receive Side
SYNC
BCLK
PCMSI
(1)
SYNC
BCLK
IR
(2)
Transmit Side
BCLK
SYNC
1
2
1
1
3
Tr
0.52/f
Figure 5 Example of Burst Mode Clock
2
2
4
SYNC Signal Pulse Width
sample
3
0.83/f
3
5
Ts
µ
1/f
4
4
s
sample
6
sample
1/f
1/f
5
5
sample
sample
7
µ
B
s
µs
6
6
µs
µs
8
1
Figure 7
µ
Figure 6
7
7
s (Range of Data Slip Occurrence)
8
8
A
: MIN. 1-bit clock
: MAX. (Number of clocks in burst mode)–1
PCM Data Input
ADPCM Data Input
1
µ
s (Range of Data Slip Occurrence)
FEDL7029-03
ML7029
20/29