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參數(shù)資料
| 型號(hào)： | TC9470FN |
| 廠商： | Toshiba Corporation |
| 英文描述： | ?-? Modulation DA Converter with Built-in 8-Times Oversampling Digital Filter/Dynamic Digital Bass Boost/Analog Filter |
| 中文描述： | ？ - ？調(diào)制DA轉(zhuǎn)換器與內(nèi)置8時(shí)報(bào)采樣數(shù)字濾波器/動(dòng)態(tài)低音增強(qiáng)數(shù)字/模擬濾波器 |
| 文件頁數(shù)： | 17/20頁 |
| 文件大?。?/td> | 264K |
| 代理商： | TC9470FN |
TC9470FN
2002-02-27
17
Test circuit
1
: With the use of a sample application circuit
SG: Anritsu: MG-22A or equivalent
LPF: Shibasoku: Built-in 725C distortion factor gauge filter
Distortion: Shibasoku: 725C or equivalent
Parameter
Measured
Distortion Factor Gauge
Filter Setting
A Weight
THD + N, CT
OFF
S/N, DR
ON
A weight: IEC-A or equivalent
AC characteristics stipulated point (input signal stipulation: LRCK, BCK, DATA)
Application Circuit
The following diagram is for reference purposes only and does not guarantee operations.
S G
DATA
BCK
LRCK
LOUT
ROUT
Application circuit example
20 kHz
Ideal LPF
Distortion
factor
gauge
MCK
BCK
DATA
LRCK
50%
50%
50%
10%
10%
90%
90%
t
d
t
d
t
f
t
f
MCK
GNDD
GNDX
XI
XO
V
DX
LATCH
(SM)
SHIFT
(EMP)
ATT
(DBB1)
DATA
BCX
LRCK
(DBB2)
ZD
V
DA
LO
GNDA
VR
GNDA
RO
V
DA
S
P/
T1
V
DD
XI
EMPH
Aout
BCK
CHCK
30 pF
30 pF
16.9344 M
2.7 V
2.7 V
2.7 V
ZD
220
1
220
2.7 V
2.7 V
L-ch Analog OUT
R-ch Analog OUT
TC9236AF
Single-chip processor
for CD players
1
1
2
2
22 μF
1
1
1
T
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