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AK2307LV 参数 Datasheet PDF下载

AK2307LV图片预览
型号: AK2307LV
PDF下载: 下载PDF文件 查看货源
内容描述: 语音编解码器的数字按键电话( 5.0V / 3.3V ) [SPEECH CODEC for Digital Key telephone (5.0V/3.3V)]
分类和应用: 解码器编解码器电信集成电路电信电路光电二极管PC电话
文件页数/大小: 39 页 / 453 K
品牌: AKM [ ASAHI KASEI MICROSYSTEMS ]
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ASAHI KASEI
BLOCK DIAGRAM
[AK2307/LV]
Handset Mic
I/F
HANDT4
HANDT1
HANDT2
HANDT3
upto +25dB
VOL1
+14dB
SW1
Amp1
+14dB
SW2
SW3
+0dB
Amp3
TX Digital
Attenuator
16 steps
by 1dB
+7 to -8dB
AGC
A/D
(Back ground
Noise ATT)
8 steps
by 3dB
0 to -21dB
Linear
A/u
External Mic
I/F
MIC3
MIC1
MIC2
Amp2
16 Steps
Side Tone
by 3dB
Digital ATT
-12 to -57dB
PCM
Interface
16bit Linear
or
A/u-law
DX
DR
FS
BCLK
PCM CODEC
RX Digital
Volume
DAOUT
D/A
RAIN
VOL2
24 steps
by 1dB
0 to -23dB
0dB/+3dB
SW4
SW5
VOL3
24 steps
by 1dB
0 to -23dB
+
PAD
0/-9dB
8 steps
by 3dB
+6 to -21dB
Linear
A/u
Handset Receiver
output
HANDR
-1
150ohm Driver
VOL4
16 steps
by 3dB
0 to -45dB
-1
SW10
150ohm Driver
Tone Gen H
(DTMF-H)
PLL
Clock generator
PLLCAP
Headset Receiver
output
HEADO
0dB/+3dB
Amp5
+
L_ATT
-2.5dB
Tone Gen L
(DMTF-L)
CPU Interface
CSN
SCLK
DATA
SW6
SW7
0dB/+3dB
VOL5
16 steps
by 2dB
0 to -30dB
SW8
SW9
VREF
Voltage Reference
TAGND
Speaker output
SPO
Amp10
RAGND
10K ohm Driver
AVDD
AVSS
DVDD
DVSS
EXRIN
MS0190-E-05
2
2005/12