參數(shù)資料
型號(hào): XE3005I064TRLF
廠商: Semtech
文件頁數(shù): 1/37頁
文件大?。?/td> 0K
描述: IC CODEC LOW PWR 16BIT 20-UCSP
標(biāo)準(zhǔn)包裝: 1
類型: 音頻編解碼器
數(shù)據(jù)接口: 串行
分辨率(位): 16 b
ADC / DAC 數(shù)量: 1 / 1
三角積分調(diào)變:
S/N 比,標(biāo)準(zhǔn) ADC / DAC (db): 78 / 78
動(dòng)態(tài)范圍,標(biāo)準(zhǔn) ADC / DAC (db): 78 / 78
電壓 - 電源,模擬: 1.8 V ~ 3.6 V
電壓 - 電源,數(shù)字: 1.8 V ~ 3.6 V
工作溫度: -20°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 20-UCSP?
供應(yīng)商設(shè)備封裝: 20-UCSP?(5x4)
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: XE3005I064DKR
Rev 1 August 2005
www.semtech.com
1
XE3005/XE3006
XE3005 / XE3006
Low-Power Audio CODEC
GENERAL DESCRIPTION
The XE3005 is an ultra low-power CODEC (Analog to
Digital and Digital to Analog Converter) for voice and
audio applications. It includes microphone supply,
preamplifier, 16-bit ADC, 16-bit DAC, serial audio
interface, power management and clock management
for the ADC and the DAC. The sampling frequency of
the ADC and of the DAC can be adjusted from 4 kHz to
48 kHz.
The XE3006 also includes the Sandman function,
which signals whether a relevant voice or audio signal is
present for the ADC or DAC.
APPLICATIONS
Wireless Headsets
Bluetooth headset
Hands-free telephony
Digital hearing instruments
Consumer and multimedia applications
All battery-operated portable audio devices
FEATURES
Ultra low-power consumption, below 2 mW
Low-voltage operation down to 1.8 V
Sandman function to reduce system power
consumption (XE3006)
Single supply voltage
Adjustable sampling frequency: 4 – 48 kHz
Digital format: 16 bit 2s complement
Requires a minimum number of external
components
Easy interfacing to various DSPs
Direct connection to microphone and speaker
Various programming options
QUICK REFERENCE DATA
supply voltage
1.8 – 3.6 V
current (@20 kHz sampling)
0.4 mA
sampling frequency
4 – 48 kHz
Typical dynamic range ADC
78 dB
Typical dynamic range DAC
78 dB
ORDERING INFORMATION
Part
Package
Ext. part no.
Temp. range
XE3005
TSSOP 20 pins
XE3005I033TRLF
-20 to 70
° C
XE3005
Lead free
uCSP 20 balls
XE3005I064TRLF
-20 to 70
° C
XE3006
TSSOP 24 pins
XE3006I019
-20 to 70
° C
Amp.
Σ
modulator
Decimator
Serial Audio
Interface
SPI
XE3006
Power supply
management
VDD
VSSD
VREF
MCLK
BCLK
FSYNC
SDI
SCK
SS
AIN
Microphone
Bias
VREG16
VSSA
Clock
mgt
PWM
DAC
Power
amplifier
AOUTP
AOUTN
VDDPA
VSSPA
SDO
MOSI
MISO
Sandman
Functions
SMDA
SMAD
RESET
VREG11
VSSA
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