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WM8728SEDS/RV 参数 Datasheet PDF下载

WM8728SEDS/RV图片预览
型号: WM8728SEDS/RV
PDF下载: 下载PDF文件 查看货源
内容描述: 24位, 192kHz的立体声DAC,具有音量控制 [24-bit, 192kHz Stereo DAC with Volume Control]
分类和应用: 转换器光电二极管
文件页数/大小: 30 页 / 482 K
品牌: WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
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WM8728
Production Data
POWER SUPPLY TIMING
Figure 3 Power Supply Timing Requirements
Test Conditions
AVDD, DVDD = 5V, AGND = 0V, DGND = 0V, T
A
= +25
o
C, fs = 48kHz, MCLK = 256fs unless otherwise stated.
PARAMETER
DVDD set up time to AVDD
rising edge
SYMBOL
T
PSU
TEST CONDITIONS
Measured from DVDD=+2.4V to
AVDD=+0.7V
MIN
100
TYP
MAX
UNIT
µs
Power Supply Input Timing Information
POWER ON RESET (POR)
The WM8728 has an internal power-on-reset (POR) circuit which is used to reset the digital logic
into a default state after power up. A block diagram of the reset circuit is shown in Figure 4
Figure 4 Block Diagram of Power-On-Reset Circuit
w
PD, Rev 4.6 August 2008
9