BCM43455 Preliminary Data Sheet
PCM Interface
Long Frame Sync, Burst Mode
Figure 16: PCM Burst Mode Timing (Receive Only, Long Frame Sync)
1
2
3
PCM_BCLK
PCM_SYNC
4
5
7
6
PCM_IN
Bit 0
Bit 1
Table 11: PCM Burst Mode (Receive Only, Long Frame Sync)
Reference Characteristics Minimum Typical Maximum Unit
1
2
3
4
5
6
7
PCM bit clock frequency
–
–
–
–
–
–
–
–
24
–
MHz
ns
PCM bit clock LOW
PCM bit clock HIGH
PCM_SYNC setup
PCM_SYNC hold
PCM_IN setup
20.8
20.8
8
–
ns
–
ns
8
–
ns
8
–
ns
PCM_IN hold
8
–
ns
Broadcom®
November 5, 2015 • 43455-DS109-R
Page 55
BROADCOM CONFIDENTIAL