tc9404fng TOSHIBA Semiconductor CORPORATION, tc9404fng Datasheet - Page 5

• Manufacturer Part Number: tc9404fng
• Description: Modulation System Da Converter With Analog Filter
• Manufacturer: TOSHIBA Semiconductor CORPORATION

3. Digital Filter
during standard and double speed operations.
The 8-times oversampling IIR digital filter eliminates the noise returned from outside the bandwidth
The characteristics of the digital filter frequencies are shown below.
Standard operation
Double speed operation
Figure 3 Digital Filter Frequency Characteristics
Table 1 Basic Characteristics of Digital Filter
Figure 2b Example of Input Timing Chart
Pass-Band Ripple
± 0.11dB
± 0.11dB
5
Transient Bandwidth
20.0 k~24.1 kHz
20.0 k~24.1 kHz
(fs = 44.1 kHz)
− 26dB or less
− 26dB or less
Attenuation
TC9404FNG
2006-04-27