參數(shù)資料
型號(hào): PCM56
英文描述: Serial Input 16-Bit Monolithic DIGITAL-TO-ANALOG CONVERTER
中文描述: 串行輸入16位單片數(shù)字模擬轉(zhuǎn)換器
文件頁數(shù): 9/9頁
文件大?。?/td> 94K
代理商: PCM56
9
PCM56
The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes
no responsibility for the use of this information, and all use of such information shall be entirely at the user's own risk. Prices and specifications are subject to change
without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant
any BURR-BROWN product for use in life support devices and/or systems.
FIGURE 11. Block Diagram of Distortion Test Circuit.
Distortion
Analyzer
(Shiba Soku Model
725 or Equivalent)
Programmable
Gain Amp
0dB to 60dB
Low-Pass
Filter
(Toko APQ-25
or Equivalent)
DUT
(PCM58P)
Parallel-to-Serial
Conversion
Digital Code
(EPROM)
Binary
Counter
Timing
Logic
Clock
Latch Enable
Sampling Rate = 44.1kHz x 4 (176.4kHz)
Output Frequency = 991Hz
Use 400Hz High-Pass
Filter and 30kHz
Low-Pass Filter
Meter Settings
LOW-PASS FILTER
CHARACTERISTIC
0
–20
–40
–60
–80
–100
–120
G
Frequency (Hz)
1
10 10 10 10 10
5
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