參數(shù)資料
型號: AK2301A
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 3.3V Single channel PCM CODEC LSI
中文描述: 3.3單聲道的PCM CODEC芯片
文件頁數(shù): 1/20頁
文件大?。?/td> 158K
代理商: AK2301A
ASAHI KASEI
AK2301A
<MS0300-E-00>
1
2004/3
AK2301A
3.3V Single channel
PCM
CODEC
LSI
GENERAL DESCRIPTION
The AK2301A is a single channel PCM CODEC
for speech processing 8kHz sampling PCM data by
DSP. The AK2301A interfaces with 14bit linear
data (16bit format).
It includes Band limiting filter, A/D and D/A
converter, and universal op-amps for construction
of the output filter. All functions are provided in
small 24pin VSOP package and it is good for
reducing the mounting space.
PACKAGE
- 24pin VSOP
Pin to pin 7.9mm x 7.6mm
Pin pitch 0.65mm
FEATURE
-
Single PCM CODEC and filtering systems
-
Mute function
-
PCM interface; 14bits linear data
(16bit format, serial interface)
-
Long Frame / Short Frame are selected
automatically
-
PCM data rate
256kHz/512kHz
- Op-Amp for the external gain adjustment
- Dual universal op-amps
- Single power supply voltage
+3.3
±
0.3V
- Low power consumption
- Small package
BLOCK DIAGRAM
AK2301A
CODEC Core
PCM I/F
AAF
SMF
BGREF
VDD
VSS
VREF
DX
DR
FS
BCLK
MUTEN
RSTN
TEST2
TEST3
GST
VFTN
VFTP
VR
VFR
GSR
AMPT
AMPR
A/D
D/A
PLL
TAGND
PLLC
TEST1
AMP1
AMP2
AMP1O
AMP1I
AMP2I
AMP2O
Internal
Main Clock
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