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ISD4002 参数 Datasheet PDF下载

ISD4002图片预览
型号: ISD4002
PDF下载: 下载PDF文件 查看货源
内容描述: 单芯片语音记录/播放设备120- , 150- , 180-和240 -二时长 [Single-Chip Voice Record/Playback Devices 120-, 150-, 180-, and 240-Second Durations]
分类和应用:
文件页数/大小: 38 页 / 396 K
品牌: WINBOND [ WINBOND ]
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ISD4002 SERIES  
Notes:  
[1]  
Typical values @ TA = 25°C, VCC = 3.0V and timing measurement at 50%.  
[2]  
All Min/Max limits are guaranteed by Winbond via electrical testing or characterization. Not all  
specifications are 100 percent tested.  
[3]  
[4]  
Low-frequency cutoff depends upon the value of external capacitors (see Pin Descriptions)  
Single-ended input mode. In the differential input mode, VIN maximum for ANA IN+ and ANA IN- is 16  
mVp-p.  
[5]  
[6]  
[7]  
Sampling Frequency can vary as much as ±2.25 percent over the commercial temperature and voltage  
ranges, and –6/+4 percent over the extended temperature, industrial temperature and voltage ranges.  
For greater stability, an external clock can be utilized (see Pin Descriptions)  
Playback and Record Duration can vary as much as ±2.25 percent over the commercial temperature and  
voltage ranges, and –6/+4 percent over the extended temperature, industrial temperature and voltage  
ranges. For greater stability, an external clock can be utilized (see Pin Descriptions)  
Filter specification applies to the antialiasing filter and the smoothing filter. Therefore, from input to  
output, expect a 6 dB drop by nature of passing through both filters.  
The typical output voltage will be approximately 450 mVp-p with VIN at 32 mVp-p.  
For optimal signal quality, this maximum limit is recommended.  
When a record command is sent, TRAC = TRAC + TRACL on the first row address.  
[8]  
[9]  
[10]  
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