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參數資料
型號: W681360
廠商: WINBOND ELECTRONICS CORP
元件分類: Codec
英文描述: 3V SINGLE-CHANNEL 13-BIT LINEAR VOICE-BAND CODEC
中文描述: 3V的單通道13位線性語音頻帶編解碼器
文件頁數: 11/34頁
文件大小: 348K
代理商: W681360
W681360
Publication Release Date: September 2005
- 11 -
Revision A.2
7.2.1. Receive Gain Adjust Mode
The W681360 can be put in the receive path adjust mode by applying a logic “1” to the BCLKR pin
while all other clocks are clocked normally. The device is then in a position to read 16-bits of data,
with three additional coefficient bits an addend to the 13-bit digital voice data. These three coefficients
are used to program a receive path attenuation, thereby allowing the receive signal to be attenuated
according to the values in the following table. If the feature is not used the default value is 0dB.
TABLE 7.2: ATTENUATION COEFFICIENT RELATIONSHIP IN RECEIVE GAIN ADJUST MODE
Coefficient
Attenuation (dB)
000
0
001
3
010
6
011
9
100
12
101
15
110
18
111
21
7.3.
P
OWER
M
ANAGEMENT
7.3.1. Analog and Digital Supply
The power supply for the analog and digital parts of the W681360 must be 2.7V to 5.25V. This supply
voltage is connected to the V
DD
pin. The V
DD
pin needs to be decoupled to ground through a 0.1
μ
F
ceramic capacitor.
7.3.2. Analog Ground Reference Bypass
The system has an internal precision voltage reference which generates the V
DD
/2 mid-supply analog
ground voltage. This voltage needs to be decoupled to V
SS
at the V
REF
pin through a 0.1
μ
F ceramic
capacitor.
7.3.3. Analog Ground Reference Voltage Output
The analog ground reference voltage is available for external reference at the V
AG
pin. This voltage
needs to be decoupled to V
SS
through a 0.01
μ
F ceramic capacitor. The analog ground reference
voltage is generated from the voltage on the V
REF
pin and is also used for the internal signal
processing.
相關PDF資料
PDF描述
W681360R 3V SINGLE-CHANNEL 13-BIT LINEAR VOICE-BAND CODEC
W681360RG 3V SINGLE-CHANNEL 13-BIT LINEAR VOICE-BAND CODEC
W681360S 3V SINGLE-CHANNEL 13-BIT LINEAR VOICE-BAND CODEC
W681360SG 3V SINGLE-CHANNEL 13-BIT LINEAR VOICE-BAND CODEC
W681360W 3V SINGLE-CHANNEL 13-BIT LINEAR VOICE-BAND CODEC
相關代理商/技術參數
參數描述
W681360DK 功能描述:KIT DEVELOPMENT FOR W681360 RoHS:否 類別:編程器,開發系統 >> 評估演示板和套件 系列:- 標準包裝:1 系列:- 主要目的:電信,線路接口單元(LIU) 嵌入式:- 已用 IC / 零件:IDT82V2081 主要屬性:T1/J1/E1 LIU 次要屬性:- 已供物品:板,電源,線纜,CD 其它名稱:82EBV2081
W681360ES 功能描述:KIT EVAL FOR W681360 RoHS:否 類別:編程器,開發系統 >> 過時/停產零件編號 系列:- 標準包裝:1 系列:- 傳感器類型:CMOS 成像,彩色(RGB) 傳感范圍:WVGA 接口:I²C 靈敏度:60 fps 電源電壓:5.7 V ~ 6.3 V 嵌入式:否 已供物品:成像器板 已用 IC / 零件:KAC-00401 相關產品:4H2099-ND - SENSOR IMAGE WVGA COLOR 48-PQFP4H2094-ND - SENSOR IMAGE WVGA MONO 48-PQFP
W681360R 制造商:WINBOND 制造商全稱:Winbond 功能描述:3V SINGLE-CHANNEL 13-BIT LINEAR VOICE-BAND CODEC
W681360RG 功能描述:IC VOICEBAND CODEC 3V 1CH 20SSOP RoHS:是 類別:集成電路 (IC) >> 接口 - 編解碼器 系列:- 標準包裝:2,500 系列:- 類型:立體聲音頻 數據接口:串行 分辨率(位):18 b ADC / DAC 數量:2 / 2 三角積分調變:是 S/N 比,標準 ADC / DAC (db):81.5 / 88 動態范圍,標準 ADC / DAC (db):82 / 87.5 電壓 - 電源,模擬:2.6 V ~ 3.3 V 電壓 - 電源,數字:1.7 V ~ 3.3 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-WFQFN 裸露焊盤 供應商設備封裝:48-TQFN-EP(7x7) 包裝:帶卷 (TR)
W681360RG TR 功能描述:IC VOICEBAND CODEC 3V 1CH 20SSOP RoHS:是 類別:集成電路 (IC) >> 接口 - 編解碼器 系列:- 標準包裝:2,500 系列:- 類型:立體聲音頻 數據接口:串行 分辨率(位):18 b ADC / DAC 數量:2 / 2 三角積分調變:是 S/N 比,標準 ADC / DAC (db):81.5 / 88 動態范圍,標準 ADC / DAC (db):82 / 87.5 電壓 - 電源,模擬:2.6 V ~ 3.3 V 電壓 - 電源,數字:1.7 V ~ 3.3 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-WFQFN 裸露焊盤 供應商設備封裝:48-TQFN-EP(7x7) 包裝:帶卷 (TR)