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参数资料
| 型号： | AD1838AASZ-REEL |
| 厂商： | Analog Devices Inc |
| 文件页数： | 9/24页 |
| 文件大小： | 0K |
| 描述： | IC CODEC 2ADC/6DAC 24 BIT 52MQFP |
| 标准包装： | 800 |
| 类型： | 立体声音频 |
| 数据接口： | 串行 |
| 分辨率（位）： | 24 b |
| ADC / DAC 数量： | 2 / 6 |
| 三角积分调变： | 是 |
| S/N 比，标准 ADC / DAC (db)： | 105 / 108 |
| 动态范围，标准 ADC / DAC (db)： | 105 / 108 |
| 电压 - 电源，模拟： | 4.5 V ~ 5.5 V |
| 电压 - 电源，数字： | 4.5 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 52-QFP |
| 供应商设备封装： | 52-MQFP（10x10） |
| 包装： | 带卷 (TR) |
REV. A
AD1838A
–17–
Table IV. Pin Function Changes in Auxiliary Mode
Pin Name
I
2S Mode
Auxiliary Mode
ASDATA (O)
I
2S Data Out, Internal ADC
TDM Data Out to SHARC.
DSDATA1 (I)
I
2S Data In, Internal DAC1
TDM Data In from SHARC.
DSDATA2 (I)/AAUXDATA1 (I)
I
2S Data In, Internal DAC2
AUX-I
2S Data In 1 (from External ADC).
DSDATA3 (I)/AAUXDATA2 (I)
I
2S Data In, Internal DAC3
AUX-I
2S Data In 2 (from External ADC).
AAUXDATA3 (I)
Not Connected
AUX-I
2S Data In 3 (from External ADC).
ALRCLK (O)
LRCLK for ADC
TDM Frame Sync Out to SHARC (FSTDM).
ABCLK (O)
BCLK for ADC
TDM BCLK Out to SHARC.
DLRCLK (I)/AUXLRCLK (I/O)
LRCLK In/Out Internal DACs
AUX LRCLK In/Out. Driven by external LRCLK
from ADC in slave mode. In master mode,
driven by MCLK/512.
DBCLK (I)/AUXBCLK (I/O)
BCLK In/Out Internal DACs
AUX BCLK In/Out. Driven by external BCLK from
ADC in slave mode. In master mode, driven by
MCLK/8.
DAUXDATA (O)
Not Connected
AUX-I
2S Data Out (to External DAC).
FSTDM
INTERNAL
ADC L1
AUX_ADC L2
AUX_ADC L3
AUX_ADC L4
INTERNAL
ADC R1
AUX_ADC R2
AUX_ADC R3
AUX_ADC R4
INTERNAL
DAC L1
INTERNAL
DAC L2
INTERNAL
DAC L3
INTERNAL
DAC R1
INTERNAL
DAC R2
INTERNAL
DAC R3
MSB TDM
1ST
CH
LEFT
RIGHT
I2S – MSB RIGHT
I2S – MSB LEFT
BCLK
TDM
ASDATA1
TDM (OUT)
ASDATA
DSDATA1
TDM (IN)
DSDATA1
AUX
LRCLK I2S
(FROM AUX ADC NO. 1)
AUX
BCLK I2S
(FROM AUX ADC NO. 1)
AAUXDATA1 (IN)
(FROM AUX ADC NO. 1)
AAUXDATA2 (IN)
(FROM AUX ADC NO. 2)
AAUXDATA3 (IN)
(FROM AUX ADC NO. 3)
AUXBCLK FREQUENCY IS 64
FRAME RATE; TDM BCLK FREQUENCY IS 256
FRAME RATE.
TDM
INTERFACE
AUX
–
I2
S
I
N
TERFACE
MSB TDM
8TH
CH
32
MSB TDM
1ST
CH
MSB TDM
8TH
CH
I2S – MSB RIGHT
I2S – MSB LEFT
I2S – MSB RIGHT
I2S – MSB LEFT
INTERNAL
DAC L4
INTERNAL
DAC R4
Figure 11. Auxiliary Mode Timing
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相关代理商/技术参数 |
参数描述 |
|---|---|
| AD1838AS | 制造商:Analog Devices 功能描述:Audio Codec 2ADC / 6DAC 24-Bit 52-Pin MQFP 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| AD1838AS-REEL | 制造商:Analog Devices 功能描述:Audio Codec 2ADC / 6DAC 24-Bit 52-Pin MQFP T/R 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel |
| AD1839 | 制造商:AD 制造商全称:Analog Devices 功能描述:2 ADC, 6 DAC, 96 kHz, 24-Bit sigma-delta Codec |
| AD1839A | 制造商:AD 制造商全称:Analog Devices 功能描述:2 ADC, 6 DAC, 96 kHz, 24-Bit Sigma-Delta Codec |
| AD1839AAS | 制造商:Analog Devices 功能描述:Audio Codec 2ADC / 6DAC 24-Bit 52-Pin MQFP 制造商:Rochester Electronics LLC 功能描述:HIGH PERFORMANCE CODEC I.C. - Bulk 制造商:Analog Devices 功能描述:IC CODEC SMD 1839 MQFP52 |
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