ASAHI KASEI [AK5701]
MS0404-J-00 2005/08
- 1 -





“

A
AK5701xÙ”»Ò禔ߦ;+;t‰ C^ •hÿ?y 16bit A/D¯ïÌ”»pb{ AK5701xzÚ
 «žïÓS‘| ALC(Auto Level Control)sÏ›º`oM‡bwpzÚ «s›–;b”žÓæ­”
³ãïtx7&pb{ºw PLLx3?éwÕ”µÌïÅ«é¿«st0 `oS“z DSPqw €
U0›pb{ AK5701x 24pin QFNÍ¿­”´›>;`oS“‡bwpz;+w –=tx7&pb{

›

Õ
1. üró : 16bits
2. å;;ó
- µÂè¦ 2Ö—·è«»
- )ˆÖ— or ³ï¬ç¤ïÅÖ—
- Ú «;® ïžïÓº (+30dB/+15dB or 0dB)
- Ö—èÕç : 1.8Vpp@VA=3.0V (= 0.6 x AVDD)
- ADC› Q : S/(N+D): 78dB, DR, S/N: 89dB@MGAIN=0dB
S/(N+D): 77dB, DR, S/N: 87dB@MGAIN=+15dB
S/(N+D): 72dB, DR, S/N: 77dB@MGAIN=+30dB
- ¦Ñ·¿Ä©ßï·ç; HPFº (fc=3.4Hz@fs=44.1kHz)
- Digital ALC (Automatic Level Control) sÏº
(+36dB ∼ −54dB, 0.375dB Step, Mute)
3. ±ïÓæï¬ *þ : :
- PLL Slave Mode (EXLRCK pin): 7.35kHz ∼ 48kHz
- PLL Slave Mode (EXBCLK pin): 7.35kHz ∼ 48kHz
- PLL Slave Mode (MCKI pin):
8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz
- PLL Master Mode:
8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz
- EXT Master/Slave Mode:
7.35kHz ∼ 48kHz (256fs), 7.35kHz ∼ 26kHz (512fs), 7.35kHz ∼ 13kHz (1024fs)
4. PLLÖ— *þ : :
- MCKI pin:
27MHz, 26MHz, 24MHz, 19.2MHz, 13.5MHz, 13MHz, 12.288MHz, 12MHz,
11.2896MHz
- EXLRCK pin: 1fs
- EXBCLK pin: 32fs/64fs
5. Úµ»—µè”ÒÞ”Å
6. ¦”ߦ ï»Ñ£”µÑ¥”Ú¿Ä : MSB First, 2’s compliment
- DSP Mode, 16bit ²gŠ , I
2
S
7. ³æžç µP ï»Ñ£”µ : 3 ¢³æžç
8. ?o?y :
- AVDD: 2.4 ∼ 3.6V
- DVDD: 1.6 ∼ 3.6V
9. « …?v : 8mA
10. Ta = −30 ∼ 85°C
11. Í¿­”´ : 24pin QFN (4mm x 4mm)

PLL & MIC-AMPº 16-Bit ∆Σ Stereo ADC
AK5701