參數(shù)資料
型號(hào): WM8728
廠商: Wolfson Microelectronics
英文描述: 24-bit, 192kHz Stereo DAC with Volume Control and DSD Support
中文描述: 24位,192kHz立體聲DAC,具有音量控制和渠務(wù)署支持
文件頁(yè)數(shù): 9/28頁(yè)
文件大?。?/td> 266K
代理商: WM8728
WM8728
Product Preview
WOLFSON MICROELECTRONICS LTD
PP Rev 1.2 April 2001
9
MPU 3-WIRE INTERFACE TIMING
LATI2S
SCKDSD
SDIDEM
t
CSL
t
DHO
t
DSU
t
CSH
t
SCY
t
SCH
t
SCL
t
SCS
LSB
t
CSS
CSBIWL
t
CSSH
t
CSSU
Figure 5 Program Register Input Timing - 3-Wire Serial Control Mode
Test Conditions
AVDD, DVDD = 5V, AGND = 0V, DGND = 0V, T
A
= +25
o
C, fs = 48kHz, MCLK = 256fs unless otherwise stated.
PARAMETER
Program Register Input Information
SCKDSD rising edge to LATI2S
rising edge
SCKDSD pulse cycle time
SCKDSD pulse width low
SCKDSD pulse width high
SDIDEM to SCKDSD set-up
time
SCKDSD to SDIDEM hold time
LATI2S pulse width low
LATI2S pulse width high
LATI2S rising to SCKDSD rising
CSBIWL to LATI2S set-up time
LATI2S to CSBIWL hold time
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
t
SCS
40
ns
t
SCY
t
SCL
t
SCH
t
DSU
80
20
20
20
ns
ns
ns
ns
t
DHO
t
CSL
t
CSH
t
CSS
t
CSSU
t
CSSH
20
20
20
20
20
20
ns
ns
ns
ns
ns
ns
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