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AK2301A 반도체 회로 부품 판매점

3.3V Single channel PCM CODEC LSI



Asahi Kasei Microsystems 로고
Asahi Kasei Microsystems
AK2301A 데이터시트, 핀배열, 회로
ASAHI KASEI
AK2301A
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
GST
VFTN
VFTP
AMPT
VR
VFR
GSR
AMPR
AAF
A/D
SMF
D/A
CODEC Core
PCM I/F
TAGND
Internal
Main Clock
PLL
VREF
VDD
www.DataSheVeSt4SU.com
BGREF
AK2301A
AMP1
AMP2
AMP1O
AMP1I AMP2O
AMP2I
DX
DR
FS
BCLK
PLLC
MUTEN
RSTN
TEST1
TEST2
TEST3
<MS0300-E-00>
1
2004/3


AK2301A 데이터시트, 핀배열, 회로
ASAHI KASEI
CONTENT
ITEMS
PAGE
- BLOCK DIAGRAM…………………………………… 1
- PIN CONDITION……………………………………… 3
- PIN FUNCTION……………………………………….. 4
- ABSOLUTE MAXIMUM RATINGS………………… 5
- RECOMMENDED OPERATING CONDITIONS…...5
- ELECTRICAL CHARACTERISTICS………………...5
- PACKAGE INFORMATION…………………………. 10
- PIN ASSIGNMENT…………………………………… 11
- MARKING……………..………………………………. 11
- CIRCUIT DESCRIPTION….………………………. 12
- FUNCTIONAL DESCRIPTION……………………… 13
- PCM CODEC………….…………………………. 13
- PCM INTERFACE…………...…………………... 14
- Long Frame / Short Frame…....……………... 14
- MUTE……………………………….…………….. 16
- RESET SEQUENCE……………………….……. 17
- Universal op-amps……………………………. 18
- APPLICATION CIRCUIT EXAMPLE ……………….19
AK2301A
www.DataSheet4U.com
<MS0300-E-00>
2
2004/3




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