STLC2500 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

STLC2500

BLUETOOTH™ SINGLE CHIP

STMicroelectronics 

STLC2500

Figure 6. Linear mode

PCM_CLK

PCM_SYNC

PCM_A

PCM_B

01

15

125 µs

Figure 7. Multi-slot operation

01

15

PCM_CLK

PCM_SYNC

P_SYNC_DELAY

PCM_A

PCM_B

DATA SIZE

125 µs

The PCM implementation supports from 1 up to 3 slots per frame with the following parameters:

Table 21. PCM interface parameters

Symbol

Description

PCM Interface

FPCM_CLK Frequency of PCM_CLK

FPCM_SYNC Frequency of PCM_SYNC

Psync_delay Delay of the starting of the first slot

Pclk_number Available PCM_CLK clock cycles

Ss

Slot starts (programmable for every slot)

D

Data size

N

Number of slots per frame

Min. Typ. Max. Unit

140

4000 kHz

8

kHz

0

255 cycles

0

255 cycles

0

255 cycles

8

16

bit

1

3

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