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부품번호 | QX2130S 기능 |
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기능 | QXpander processor | ||
제조업체 | ROHM Semiconductor | ||
로고 | |||
Multimedia ICs
QXpander™ processor
QX2130FS / QX2130S
The QX pander chip (QX-2000 Series) is a sound enhancement sound processor based on QSOUND's QX pan-
der™ technology, and produces virtual 3D sound from ordinary audio signals. This IC requires no special encoding
of input signals or additional speakers, and so simplifies the development of high-value-added personal computers,
televisions and audio products.
•Applications
Speaker systems for desktop and notebook multimedia personal computers, televisions, audio equipment, video
games and other devices
•Features
1) Virtual 3D sound from ordinary audio signals.
2) No special encoding signals are necessary.
3) Three enhanced modes:
QX1: Pro Listening
QX2: Wide Listening
QX3: Wow for Games
•Block diagram
4) Internal functions for personal computers: power
saver function, output muting function and stereo
bypass function.
5) TTL-compatible control pins (at 5V).
6) Low noise (45µVrms)
7) Low power consumption
8) Available in SSOP-A20 pin package or SDIP22 pin
package.
20 19 18 17 16 15 14 13 12 11
VCC
BIAS
VIRTUAL AUDIO
QXpanderTM PROCESSOR
GND
1 2 3 4 5 6 7 8 9 10
Note:The above diagram is for the QX2130FS (SSOP - A20 package)
1
Multimedia ICs
QX2130FS / QX2130S
•Analog characteristics (VCC = + 5V DC, GND = 0V DC, Ta = 25°C)
Parameter
〈Supply current〉
Symbol Min. Typ.
Supply current (QX mode)
Supply current (stereo mode)
Supply current (power saving mode)
〈Maximum input level〉
ICC1 1.3 3.0
ICC2 1.3 3.0
ICC3 — 230
Maximum input level (QX3 mode)
VINMax.1 – 8.3 – 5.3
Max.
5.2
5.2
500
—
Maximum input level (QX2 mode)
VINMax.2 – 7.6 – 4.6
—
Maximum input level (QX1 mode)
VINMax.3 – 7.4 – 4.4
—
Maximum input level (stereo mode)
VINMax.4 – 2.4 + 0.6
—
Maximum output level
〈Maximum mute level〉
Maximum mute level (QX mode)
VOUTMax. – 3.0 + 0.5
—
VMUTE1 — – 86 – 76
Maximum mute level (stereo mode)
Channel balance
Output current
Load resistance
Load capacitance
Input impedance
Output impedance
〈Distortion〉
Distortion (QX3 mode)
VMUTE2 —
CB
IOUT
RL
CL
RIN
ROUT
– 1.5
—
10
—
50
—
– 97 – 87
0 + 1.5
— + / –1
——
— 1000
75 100
— 200
DSTN1 — 0.15 0.5
Distortion (QX2 mode)
DSTN2 — 0.07 0.3
Distortion (QX1 mode)
DSTN3 — 0.04 0.2
Distortion (stereo mode)
〈Output noise voltage〉
Output noise voltage (QX mode)
DSTN4 — 0.02 0.2
VNOISE1 — – 87 – 77
Output noise voltage (stereo mode)
VNOISE2 —
〈Crosstalk〉
Crosstalk (stereo mode)
CT —
∗ BW1: 400Hz – 30kHz (VIN = 1kHz) , BW2: – 30kHz (VIN = 100Hz)
– 98
– 98
– 88
– 88
Unit Conditions
mA No signal Input
mA No signal Input
µA No signal Input
dBV
dBV
dBV
dBV
dBV
VIN = 100Hz VOUT1%
SINGLE channel INPUT
VIN = 100Hz VOUT1%
SINGLE channel INPUT
VIN = 1kHz VOUT1%
SINGLE channel INPUT
VIN = 1kHz VOUT1%
SINGLE channel INPUT
VIN = 1kHz VOUT1%
SINGLE channel INPUT
dBV
BW: DIN AUDIO
VIN = 1kHz, – 20dBV
dBV
BW: DIN AUDIO
VIN = 1kHz, – 20dBV
dB VIN = 600Hz, L + RIN
mA —
kΩ —
pF —
kΩ —
Ω—
% THD + NOISE
VIN = 1kHz, – 20dBV
%
THD + NOISE
VIN = 1kHz, – 20dBV
%
THD + NOISE
VIN = 1kHz, – 20dBV
%
THD + NOISE
VIN = 1kHz, – 20dBV
dBV
BW: DIN AUDIO
Rg = 600Ω
dBV
BW: DIN AUDIO
Rg = 600Ω
dBV BW: DIN AUDIO
VIN = 1kHz, – 20dBV
4
4페이지 Multimedia ICs
•Control mode
(1) CTRL0 & CTRL1 (pins 4 and 17)
CTRL0 CTRL1
LH
LH
HL
HH
MODE
STEREO
QX1
QX2
QX3
FUNCTIONS
Stereo Bypass
Pro Listening
Wide Listening
Wow for Games
QX2130FS / QX2130S
ENHANCEMENT
—
Minimum
Middle
Maximum
(2) Mute (pin 2)
CTRL
L
H
MODE
NOT Mute
Mute
FUNCTIONS
Enabled Output (Lch / Rch)
Muted Output (Lch / Rch)
(3) Power saving mode (pin 11)
CTRL
MODE
L Active
H Powersave
FUNCTIONS
Normal
Shut Down
7
7페이지 | |||
구 성 | 총 9 페이지수 | ||
다운로드 | [ QX2130S.PDF 데이터시트 ] |
당사 플랫폼은 키워드, 제품 이름 또는 부품 번호를 사용하여 검색할 수 있는 |
구매 문의 | 일반 IC 문의 : 샘플 및 소량 구매 ----------------------------------------------------------------------- IGBT, TR 모듈, SCR 및 다이오드 모듈을 포함한 광범위한 전력 반도체를 판매합니다. 전력 반도체 전문업체 상호 : 아이지 인터내셔날 사이트 방문 : [ 홈페이지 ] [ 블로그 1 ] [ 블로그 2 ] |
부품번호 | 상세설명 및 기능 | 제조사 |
QX2130 | QXpander processor | ROHM Semiconductor |
QX2130FS | QXpander processor | ROHM Semiconductor |
DataSheet.kr | 2020 | 연락처 | 링크모음 | 검색 | 사이트맵 |