參數(shù)資料
型號: WM8150CDSR
廠商: Wolfson Microelectronics
英文描述: SINGLE CHANNEL 12 BIT CIS/CCD AFE WITH 4 BIT WIDE OUTPUT
中文描述: 單通道12位獨聯(lián)體/防治荒漠化公約與4位寬輸出模擬前端
文件頁數(shù): 7/24頁
文件大?。?/td> 271K
代理商: WM8150CDSR
Production Data
WM8150
w
PD Rev 3.0 November 2002
7
SERIAL INTERFACE
SCK
SDI
SEN
SDO
t
SPER
t
SCKL
t
SCKH
t
SSU
t
SH
t
SCE
t
SEW
t
SEC
t
SERD
t
SCRD
MSB
LSB
t
SCRDZ
ADC DATA
ADC
DATA
REGISTER DATA
Figure 3 Serial Interface Timing
Test Conditions
VDD = 5.0, DVDD = 3.3V, AGND = DGND = 0V, T
A
= 25
°
C, MCLK = 16MHz unless otherwise stated.
PARAMETER
SCK period
SYMBOL
t
SPER
TEST CONDITIONS
MIN
83.3
TYP
MAX
UNITS
ns
SCK high
t
SCKH
37.5
ns
SCK low
t
SCKL
37.5
ns
SDI set-up time
t
SSU
10
ns
SDI hold time
t
SH
10
ns
SCK to SEN set-up time
t
SCE
20
ns
SEN to SCK set-up time
t
SEC
20
ns
SEN pulse width
t
SEW
50
ns
SEN low to SDO = Register data
t
SERD
35
ns
SCK low to SDO = Register data
t
SCRD
35
ns
SCK low to SDO = ADC data
t
SCRDZ
25
ns
Note:
1.
Parameters are measured at 50% of the rising/falling edge
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