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AK4679 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - 24bit Stereo CODEC - AKM

भाग संख्या AK4679
समारोह 24bit Stereo CODEC
मैन्युफैक्चरर्स AKM 
लोगो AKM लोगो 
पूर्व दर्शन
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<?=AK4679?> डेटा पत्रक पीडीएफ

AK4679 pdf
[AK4679]
3. Dual PCM I/F for Baseband & Bluetooth Interface
Four sample Rate Converters (Up sample: up to x6: Down sample: down to x1/6)
Sample Rate:
- PORTA (Mono): 8 ~ 16kHz
- PORTB (Stereo): 8 ~ 48kHz
Digital Volume
Slave Mode
Audio Interface Format:
- 16bit Linear, 8bit A-law, 8bit μ-law
- Short/Long Frame, I2S, MSB justified
4. Power Management
5. Master Clock(Audio I/F):
(1) PLL Mode
Frequencies: 11.2896MHz, 12MHz, 12.288MHz, 13MHz, 13. 5MHz, 19.2MHz,
24MHz, 25MHz, 26MHz, 27MHz (MCKI pin)
32fs or 64fs (BICK pin)
(2) External Clock Mode
Frequencies: 256fs, 512fs or 1024fs (MCKI pin)
6. Output Master Clock Frequencies(Audio I/F): 32fs/64fs/128fs/256fs
7. Sampling Frequency (Audio I/F)
PLL Slave Mode (BICK pin): 8kHz ~ 48kHz
PLL Master Mode:
8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz
EXT Master/Slave Mode:
8kHz 48kHz (256fs), 8kHz ~ 24kHz (512fs), 8kHz ~ 12kHz (1024fs)
8. Audio I/F: Master/Slave mode
‹ DSP block
9. Embedded DSP
- Flexible programming with built-in program and data memories
- Hardware accelerator
- Word length: 24bit (Data RAM 24bit floating point)
- Multiplier 20 x 20 Æ 40bit (double precision available)
- Divider 20 / 20 Æ 20bit
- ALU: 44bit arithmetic operation (with overflow margin 4bit)
24bit floating point arithmetic and logic operation
- Program RAM: 4096w x 36bit
- Coefficient RAM: 2048w x 20bit
- Data RAM: 2048w x 24bit (24bit floating point)
- Offset Register: 32w x 15bit
- Delay RAM: 16384w x 24bit (24bit floating point)
- 5625 steps at fs16KHz, 1875 steps at fs48KHz
- Internal clock generator
10. DSP Serial Audio Interface Format
- 24bit Left justified, I2S,
- 16/24 bit linear, 8bit A-law, 8bit µ-law PCM
- Sampling rate 8 KHz ~ 48 KHz
- Up/Down sampling rate converter for Port#2 (8KHz 16KHz)
11. Operational, sleep, suspend mode
MS1402-E-06
-2-
2013/02

विन्यास 30 पेज
डाउनलोड[ AK4679 Datasheet.PDF ]


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