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參數(shù)資料
| 型號： | QS7779CM |
| 廠商： | Seiko NPC Corporation |
| 英文描述： | 3D Stereo Enhancement and 3D Virtual Stereo Surround with Dolby Pro Logic and Mixed DVD (AC-3) Decoder |
| 中文描述： | 3D立體聲增強和3D虛擬環(huán)繞立體聲和杜比定向邏輯及混合影碟（交流- 3）解碼器 |
| 文件頁數(shù)： | 3/11頁 |
| 文件大小： | 114K |
| 代理商： | QS7779CM |
QS7779PM/CM
NIPPON PRECISION CIRCUITS—3
PIN DESCRIPTION
Number
Name
I/O
Description
Parallel
Serial
1
QXAC3
I
Capacitor 3 for QEXPANDER filter A
2
QXAC2
I
Capacitor 2 for QEXPANDER filter A
3
QXAC1
I
Capacitor 1 for QEXPANDER filter A
4
RIN
I
Right channel signal input
5
LIN
I
Left channel signal input
6
COUT
O
Decoded center signal output
7
CIN
I
Center signal input for summing with the right and the left signal outputs
8
VREFIN
O
Internally generated reference voltage (V
CC
/2)
9
VREFOUT
O
Buffered reference voltage (V
CC
/2)
10
VREF
I
Signal reference input
11
GND
–
Ground 0V
12
SPRD
–
I
Enhancement control (H: spread maximum, L: spread minimum)
–
SCL
1
1. QS7779CM:CMOS input. No protective diode between the terminal and VDD.
QS7779PM:CMOS input. Protective diode is in between the terminal and VDD.
2. QS7779CM:Nch open drain terminal. No protective diode between terminal and VDD.
QS7779PM:CMOS input. Protective diode is in between the terminal and VDD.
I
Serial data shift clock
13
BYP
–
I
Bypass control (H: Bypass on, L: Qsurround on)
–
SDA
2
I/O
Serial data input. ACK data output for I
2
C (QS7779CM)
14
P/S
I
Interface mode control (H: parallel I/O, L: serial I/O)
15
VDD
–
Digital power supply DC4.5 to 5.5V
16
MUTE
I
Output mute control (H: mute on, L: mute off)
–
STRB
I
Serial data strobe (not applicable to I
2
C of QS7779CM)
17
LOUT
O
Left signal output
18
ROUT
O
Right signal output
19
QXBC4
I
Capacitor 4 for QEXPANDER filter B
20
QXBC3
I
Capacitor 3 for QEXPANDER filter B
21
QXBC2
I
Capacitor 2 for QEXPANDER filter B
22
QXBC1
I
Capacitor 1 for QEXPANDER filter B
23
VCC
–
Analog power supply DC5 to 13V
24
QXAC4
I
Capacitor 4 for QEXPANDER filter A
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| QS7779 | |
| QS7785CF | 3D audio processor IC(3D 音效處理IC) |
| QS7785PF | 3D 2/4-Channel Stereo Surround Synthesizer |
| QS7785 | 3D 2/4-Channel Stereo Surround Synthesizer |
| QS7785CF | 3D 2/4-Channel Stereo Surround Synthesizer |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| QS7779PM | 制造商:NPC 制造商全稱:Nippon Precision Circuits Inc 功能描述:3D Stereo Enhancement and 3D Virtual Stereo Surround with Dolby Pro Logic and Mixed DVD (AC-3) Decoder |
| QS7785 | 制造商:NPC 制造商全稱:Nippon Precision Circuits Inc 功能描述:3D 2/4-Channel Stereo Surround Synthesizer |
| QS7785CF | 制造商:NPC 制造商全稱:Nippon Precision Circuits Inc 功能描述:3D 2/4-Channel Stereo Surround Synthesizer |
| QS7785P/C | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:3D 2/4-Channel Stereo Surround Synthesizer |
| QS7785PF | 制造商:NPC 制造商全稱:Nippon Precision Circuits Inc 功能描述:3D 2/4-Channel Stereo Surround Synthesizer |
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