|
|
PTC2314のメーカーはPTCです、この部品の機能は「4-Channel Input Audio Processor」です。 |
部品番号 | PTC2314 |
| |
部品説明 | 4-Channel Input Audio Processor | ||
メーカ | PTC | ||
ロゴ | |||
このページの下部にプレビューとPTC2314ダウンロード(pdfファイル)リンクがあります。 Total 18 pages
Princeton Technology Corp.
4-Channel Input Audio Processor
Tel : 886-2-29162151
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
PT2314
Description
PT2314 is a four-channel input digital audio processor utilizing CMOS Technology. Volume, Bass, Treble and
Balance are incorporated into a single chip. Loudness Function and Selectable Input Gain are also provided to
build a highly effective electronic audio processor having the highest performance and reliability with the least
external components. All functions are programmable using the I2C Bus. The pin assignments and application
circuit are optimized for easy PCB layout and cost saving advantage for audio application.
Features
r CMOS Technology
r Least External Components
r Treble and Bass Control
r Loudness Function
r 4 Stereo Inputs with Selectable Input Gain
r Input/Output for External Noise Reduction System/Equalizer
r 2 Independent Speaker Controls for Balance Control
r Independent Mute Function
r Volume Control in 1.25 dB/step
r Low Distortion
r Low Noise and DC Stepping
r Controlled by I2C Bus Micro-Processor Interface
r Available in 28 Pins, DIP/SO Package
Applications
r Car Stereo (Audio)
r Hi-Fi Audio System
Note: Purchase of I2C Component of Princeton Technology Corporation (PTC) conveys a license under Philips I2C Patent Right to use
these components in any I2C System, provided that the system conforms to the I2C Standard Specification defined by Philips
PT2314 v1.1
Page 1
Updated March 1999
Free Datasheet http://www.datasheet4u.com/
1 Page Princeton Technology Corp.
Tel : 886-2-29162151
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
4-Channel Input Audio Processor
PT2314
Pin Description
Pin Name
VDD
AGND
TREB_L
TREB_R
RIN
ROUT
LOUD_R
RIN4
RIN3
RIN2
RIN1
LOUD_L
LIN4
LIN3
LIN2
LIN1
LIN
LOUT
BIN_L
BOUT_L
BIN_R
BOUT_R
OUT_R
OUT_L
DGND
DATA
CLK
REF
I/O
-
-
I
I
I
O
I
I
I
I
I
I
I
I
I
I
I
O
I
O
I
O
O
O
-
I
I
-
Description
Supply Input Voltage
Analog Ground
Left Channel Input for Treble Controller
Right Channel Input for Treble Control
Audio Processor Right Channel Input
Gain Output and Input Selector for Right Channel
Right Channel Loudness Input
Right Channel Input 4
Right Channel Input 3
Right Channel Input 2
Right Channel Input 1
Left Channel Loudness Input
Left Channel Input 4
Left Channel Input 3
Left Channel Input 2
Left Channel Input 1
Audio Processor Left Channel Input
Gain Output and Input Selector for Left Channel
Left Channel Input for Bass Controller
Left Bass Controller Output Channel
Right Channel Input for Bass Controller
Right Channel Output for Bass Controller
Right Speaker Output
Left Speaker Output
Digital Ground
Control Data Input
Clock Input for Serial Data Transmission
Analog Reference Voltage (1/2 VDD)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
PT2314 v1.1
Page 3
Updated March 1999
3Pages Princeton Technology Corp.
4-Channel Input Audio Processor
Tel : 886-2-29162151
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
PT2314
PT2314 ADDRESS
MSB FIRST BYTE
LSB MSB
START 1 0 0 0 1 0 0 0 ACK
DATA
LSB MSB
ACK
DATA
LSB
ACK STOP
DATA TRANSMITTED (N-BYTES + ACKNOWLEDGE)
Note: ACK = ACKNOWLEDGE
MAX. CLOCK SPEED = 100KBITS/S
Software Specification
PT2314 Address
PT2314 Address is shown below.
10001000
MSB
LSB
Data Bytes
MSB
LSB
0 0 B2 B1 B0 A2 A1 A0
1 1 0 B1 B0 A2 A1 A0
1 1 1 B1 B0 A2 A1 A0
0 1 0 G1 G0 S2 S1 S0
0 1 1 0 C3 C2 C1 C0
0 1 1 1 C3 C2 C1 C0
FUNCTION
Volume Control
Speaker ATT L
Speaker ATT R
Audio Switch
Bass Control
Treble Control
where Ax = 1.25 dB steps; Bx = 10 dB steps; Cx = 2 dB steps; Gx = 3.75 dB/steps
PT2314 v1.1
Page 6
Updated March 1999
6 Page | |||
ページ | 合計 : 18 ページ | ||
|
PDF ダウンロード | [ PTC2314 データシート.PDF ] |
データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。 |
部品番号 | 部品説明 | メーカ |
PTC2314 | 4-Channel Input Audio Processor | PTC |