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今天太慢,,没空测试,,先收集资料,,下载驱动$ d- l/ n$ |6 M& E1 u
明天拍好照片,,再上机. Q& x2 x6 O) S3 L( L- f B* s5 k
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DSP为CA0106-DAT,,
! U( O$ D! [7 o. L/ S2 i$ P1 Y这个DSP,,怎么找不到PDF,,谁有,,提供一下1 A) x3 n. g4 J* A! Z# r4 g. c
其实创新的这类DSP,,谁有较深入的了解??9 C: k5 W3 g- _9 D( m. N
9 P5 Z. d$ F+ U0 a$ n: c- v6 {DAC,,是CS4383-KQ,,,是一颗8声道的DAC
% @6 x: n: R1 C5 J24-bit conversion
; V" |% P- Q C! gUp to 192 kHz sample rates
7 i0 Y/ d3 ~/ M, B5 x$ ^& \114 dB dynamic range
$ ?& |. |! t6 K1 g# V# [8 ?-100 dB THD+N5 j- P5 Y# o6 j: y: T7 w6 l9 s, k0 B4 v
Supports PCM or DSD data formats
& |6 s: i& `; v* _2 r- |Selectable digital filters
% J a$ B% P7 e* O5 u% Y( [8 SVolume control with soft ramp2 M2 h) I: f* c1 S" O d& X
1 dB step size
) z' k g# F: AZero crossing click-free transitions7 `5 U. [( z+ N: Q4 F" w
Dedicated DSD inputs
: J- {0 i, x" cLow-clock-jitter sensitivity
2 D& _9 ?$ Y9 \- d! Z4 x0 XSimultaneous support for two synchronous sample rates for DVD audio
7 X: P; w" ~2 E5 v: q# lMicrocontroller or standalone operation
: y. d( F% N) r8 e& CPackage: 48-pin LQFP; lead-free assembly F% C3 r4 ?6 |$ M y6 F
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/ q. X L5 Z2 B, `% |8 NADC为WM8775 EDS: O- d3 s" \* [
音频性能
+ h7 `) j+ s7 k5 a1 Q8 |. N2 V信噪比(SNR)为102dB (’A’ weighted at 48kHz)
c4 H/ N& w3 \7 ]% H总谐波失真(THD)为-90dB
" U* R3 @1 R+ M/ D9 B6 ?ADC采样率:32kHz – 96kHz
0 ` U3 q3 P/ k, l1 Y" B; c4路立体声ADC输入端:带有可调模拟增益,调节范围介于+24dB 到 -21dB(步长为0.5dB)4 [" \2 ^- [, Z! O5 N, L
数字增益调节范围:-21.5dB 到 -103dB9 C' K8 c! ?& J8 b" x$ r% X7 P# J. A
ADC输入上的可调自动电平控制(ALC)和限制器( F# g: V% }0 P
3线制SPI兼容或2线制串行控制接口- q5 u2 X0 \. R/ A
主/从时钟模式6 c6 N" W9 o2 g* `# I& d
可编程音频数据接口模式
6 ]8 W- B( j0 Q6 qI2S、左对齐、右对齐或DSP
; m% h* J- Q0 f8 D; U16/20/24/32位字长+ e6 \1 o5 O" K" B/ _" |
2.7V 到 5.5V的模拟工作电源,2.7V到3.6V数字工作电源 |
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