參數(shù)資料
型號(hào): WM8192
廠商: Wolfson Microelectronics
英文描述: TVS UNIDIRECT 400W 6.5V SMA
中文描述: (8)位輸出16位獨(dú)聯(lián)體/防治荒漠化公約AFE的/數(shù)字轉(zhuǎn)換器
文件頁數(shù): 6/24頁
文件大?。?/td> 619K
代理商: WM8192
WM8192
Product Preview
WOLFSON MICROELECTRONICS LTD
PP Rev 1.0 June 2000
6
INPUT VIDEO SAMPLING
MCLK
VSMP
INPUT
VIDEO
t
PER
t
VSMPSU
t
VSMPH
t
VSU
t
VH
t
RSU
t
RH
t
MCLKL
t
MCLKH
Figure 1 Input Video Timing
Note:
1.
See Page 14 (Programmable VSMP Detect Circuit) for video sampling description.
Test Conditions
AVDD = DVDD1 = DVDD2 = 4.75 to 5.25V, AGND = DGND = 0V, T
A
= 0 to 70
°
C, MCLK = 12MHz unless otherwise stated
PARAMETER
MCLK period
SYMBOL
t
PER
TEST CONDITIONS
MIN
83.3
TYP
MAX
UNITS
ns
MCLK high period
t
MCLKH
37.5
ns
MCLK low period
t
MCLKL
37.5
ns
VSMP set-up time
t
VSMPSU
10
ns
VSMP hold time
t
VSMPH
5
ns
Video level set-up time
t
VSU
15
ns
Video level hold time
t
VH
5
ns
Reset level set-up time
t
RSU
15
ns
Reset level hold time
t
RH
5
ns
Notes:
1.
2.
t
VSU
and t
RSU
denote the set-up time required after the input video signal has settled.
Parameters are measured at 50% of the rising/falling edge.
OUTPUT DATA TIMING
MCLK
OP[7:0]
t
PD
Figure 2 Output Data Timing
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