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AD1845 PDF预览

AD1845

更新时间: 2024-02-04 06:12:00
品牌 Logo 应用领域
亚德诺 - ADI 解码器编解码器
页数 文件大小 规格书
40页 335K
描述
Parallel-Port 16-Bit SoundPort Stereo Codec

AD1845 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:QFP
包装说明:LFQFP,针数:100
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.81
Is Samacsys:N商用集成电路类型:CONSUMER CIRCUIT
JESD-30 代码:S-PQFP-G100JESD-609代码:e3
长度:14 mm湿度敏感等级:3
功能数量:1端子数量:100
最高工作温度:70 °C最低工作温度:
封装主体材料:PLASTIC/EPOXY封装代码:LFQFP
封装形状:SQUARE封装形式:FLATPACK, LOW PROFILE, FINE PITCH
峰值回流温度(摄氏度):260认证状态:Not Qualified
座面最大高度:1.45 mm最大压摆率:130 mA
最大供电电压 (Vsup):5.25 V最小供电电压 (Vsup):4.75 V
表面贴装:YES温度等级:COMMERCIAL
端子面层:Matte Tin (Sn)端子形式:GULL WING
端子节距:0.5 mm端子位置:QUAD
处于峰值回流温度下的最长时间:40宽度:14 mm
Base Number Matches:1

AD1845 数据手册

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AD1845  
ANALO G-TO -D IGITAL CO NVERTERS  
Min  
Typ  
Max  
Units  
Resolution  
16  
81  
Bits  
dB  
%
dB  
dB  
Dynamic Range (–60 dB Input, T HD+N Referenced to Full Scale, A-Weighted)  
T HD+N (Referenced to Full Scale)  
73  
0.025  
–72  
–76  
85  
Signal-to-Intermodulation Distortion  
ADC Crosstalk*  
Line Inputs (Input L, Ground R, Read R; Input R, Ground L, Read L)  
Line to MIC (Input LINE, Ground and Select MIC, Read ADC)  
Line to AUX1  
–90  
–90  
–90  
–90  
–80  
–80  
–80  
–80  
+10  
±0.9  
10  
dB  
dB  
dB  
dB  
%
Line to AUX2  
Gain Error (Full-Scale Span Relative to Nominal Input Voltage)  
Interchannel Gain Mismatch (Difference of Gain Errors)  
ADC Offset Error  
–18.5  
dB  
mV  
D IGITAL-TO -ANALO G CO NVERTERS  
Min  
Typ  
Max  
Units  
Resolution  
16  
82  
Bits  
dB  
%
dB  
dB  
%
dB  
dB  
dB  
dB  
Dynamic Range (–60 dB Input, T HD+N Referenced to Full Scale, A-Weighted)  
T HD+N (Referenced to Full Scale)  
74  
0.032  
–70  
–78  
90  
Signal-to-Intermodulation Distortion  
Gain Error (Full-Scale Span Relative to Nominal Output Voltage)  
Interchannel Gain Mismatch (Difference of Gain Errors)  
DAC Crosstalk* (Input L, Zero R, Measure R_OUT ; Input R, Zero L, Measure L_OUT )  
T otal Out-of-Band Energy (Measured from 0.6 × FS to 100 kHz)*  
Audible Out-of-Band Energy (Measured from 0.6 × FS to 20 kHz)*  
–14.5  
+10  
±0.6  
–80  
–50  
–70  
D AC ATTENUATO R  
Min  
Typ  
Max  
Units  
Step Size (0 dB to –22.5 dB)  
Step Size (–22.5 dB to –94.5 dB)*  
Output Attenuation Range Span*  
1.3  
1.0  
93.5  
1.5  
1.5  
94.5  
1.7  
2.0  
95.5  
dB  
dB  
dB  
ANALO G O UTP UT  
Min  
Typ  
Max  
Units  
Full-Scale Output Voltage  
OL = 0  
OL = 1  
Output Impedance*  
1.7  
2.4  
2.0  
2.83  
2.2  
3.11  
600  
V p-p  
V p-p  
External Load Impedance  
Output Capacitance*  
10  
kΩ  
pF  
15  
External Load Capacitance  
VREF  
VREF Current Drive  
VREF Output Impedance  
Mute Attenuation of 0 dB Fundamental* (L_OUT , R_OUT , M_OUT )  
Mute Click (Muted Output Minus Unmuted Midscale DAC Output)*  
100  
2.60  
pF  
V
µA  
kΩ  
dB  
2.05  
2.25  
100  
4
–80  
±5  
mV  
*Guaranteed, not tested.  
REV. C  
–3–  

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