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參數(shù)資料
| 型號： | SM7183 |
| 廠商： | SamHop Microelectronics Corp. |
| 英文描述： | ECHO |
| 中文描述： | 回聲 |
| 文件頁數(shù)： | 1/12頁 |
| 文件大?。?/td> | 56K |
| 代理商： | SM7183 |
Page 1
GENERAL DESCRIPTIONS
SM7183 is an Audio Echo Processor
using CMOS Technology. It has built-in
AD/DA and 30KBits SRAM for time delay.
Three sample rate selection and eight
delay time selection. Many combination
to fit your applications.
FEATURES
* Built-in adjustable OSC.
* Built-in power on reset circuit.
* Built-in 30KBits SRAM for delay control.
* Adjustable delay time setting:
Echo Mode: 20.5ms ~ 163.8ms
Surround Mode: 4.1ms ~ 41.0ms
(Based on 6MHz OSC)
* Direct control & Micro-processor control
interface.
* Auto muting during power up and change
mode.
APPLICATIONS
* VCD
* Karaok
* TV
* Audio System
* Car Stereo
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AVDD
VREF
AGND
DGND
NC1
OSCR
SDI/PDI
DVDD
Test
EC/SR
SDReq/PD1
SDCK/PD2
SDData/PD3
Mute
OP1-IN
OP1-OUT
ECFB
NC2
OP2-OUT
OP2-IN
DAC-OUT
DAC-IN
ADC-OUT
ADC-IN
ADCTL-2
ADCTL-1
DACTL-2
DACTL-1
V.2.0 MAR. 8, 2002
PIN ASSIGNMENT
SM7183
ECHO
S
AM
H
OP
Microelectronics Corp.
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