ml7055 Oki Semiconductor, ml7055 Datasheet - Page 14

• Manufacturer Part Number: ml7055
• Description: Bluetooth Baseband Controller Ic
• Manufacturer: Oki Semiconductor

PCM-CVSD Transcoder Block
OKI Semiconductor
PCMSYNC(O)
PCMSYNC(I)
PCMCLK(O)
PCMCLK(I)
PCMOUT
64k/128kHz
PCMOUT
64k/128kHz
PCMIN
PCMIN
x Application side I/O:
x Application-side format:
x Bluetooth-side format:
x All combinations of the above conversions are supported
x PCMSYNC/PCMCLK I/O can be switched (initial setting: input)
x Timing in Short Mode and in PCMCLK and PCMSYNC Output Mode
x Timing in Short Mode and in PCMCLK and PCMSYNC Input Mode.
(For PCM data of 14 bits/sample, lower 2 bits of 16 bits are invalid.)
- PCM Codec
- PCM linear (8, 14, 16 bits/sample, 8 kHz sampling frequency)/A-law/P-law
- CVSD/A-law/P-law
(For PCM data of 14 bits/sample, lower 2 bits of 16 bits are invalid.)
LSB
LSB
LSB
LSB
Data is output on the rising edge of CLK.
Data is output on the rising edge of CLK.
MSB
MSB
MSB
MSB
Data is shifted in on the falling edge of CLK
Data is shifted in on the falling edge of CLK
DATA
DATA
DATA
DATA
125Ps (8kHz)
125Ps (8kHz)
8 bits or 16 bits
8 bits or 16 bits
DATA
DATA
DATA
DATA
DATA
DATA
DATA
DATA
LSB
LSB
LSB
LSB
FEDL7055-02
ML7055
MSB
MSB
MSB
MSB
14/30
DATA
DATA
DATA
DATA