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WM8802SCFT Просмотр технического описания (PDF) - Wolfson Microelectronics plc
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Компоненты Описание
производитель
WM8802SCFT
Digital Audio Interface Transceiver
Wolfson Microelectronics plc
WM8802SCFT Datasheet PDF : 65 Pages
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WM8802
MICROCONTROLLER INTERFACE AC CHARACTERISTICS
Test Conditions
I/F AC Characteristics at T
a
= 25
o
C, AVDD = DVDD = 3.3V, AGND = DGND = 0V
PARAMETER
SYMBOL TEST CONDITIONS
MIN
XMODE pulse width, Low
t
RST dw
200
INT
pulse width, Low
t
INT uw
1
5
CL pulse width, Low
t
CL dw
100
CL pulse width, High
t
CL uw
100
CL, CE setup time
t
CL setup
50
CL, CE hold time
t
CE hold
50
CL, DI setup time
t
DI setup
50
CL, DE hold time
t
DI hold
50
CL, CE hold time
t
CL hold
50
CL, DO delay time
t
CL to DO
−
CE, DO delay time
t
CE to DO
−
Notes:
1.
When INTOPF is set to "1", fs = input sampling frequency
TYP
−
1/fs
−
−
−
−
−
−
−
−
−
MAX
−
36
−
−
−
−
−
−
−
20
20
UNIT
µ
s
µ
s
ns
ns
ns
ns
ns
ns
ns
ns
ns
t
INTuw
INT
t
CLuw
t
CLdw
CL
t
CEhold
CE
t
DIsetup
t
DIhold
DI
t
CEtoDO
DO
Hi-Z
t
CEsetup
t
CLhold
t
CLtoDO
Figure 2 Micro-controller Interface AC Characteristics
w
PP Rev 1.1 April 2004
9
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