WM8141 Wolfson Microelectronics Ltd., WM8141 Datasheet - Page 8

• Manufacturer Part Number: WM8141
• Description: WM8141 : 12-BIT 6MSPS Cis/ccd Analogue Front End/digitiser
• Manufacturer: Wolfson Microelectronics Ltd.

WM8141
INPUT VIDEO SAMPLING
Figure 1 Input Video Timing
Test Conditions
AVDD = DVDD1 = DVDD2 = 4.75 to 5.25V, AGND = DGND = 0V, T
Notes: 1.
OUTPUT DATA TIMING
Figure 2 Output Data Timing
WOLFSON MICROELECTRONICS LTD
PARAMETER
MCLK period
MCLK high period
MCLK low period
VSMP set-up time
VSMP hold time
Video level set-up time
Video level hold time
Reset level set-up time
Reset level hold time
VIDEO
INPUT
MCLK
VSMP
OP[11:0]
2.
MCLK
t
Parameters are measured at 50% of the rising/falling edge.
VSU
and t
RSU
denote the set-up time required after the input video signal has settled.
t
VSMPSU
t
PER
SYMBOL
t
t
t
t
VSMPSU
MCLKH
VSMPH
MCLKL
t
t
t
t
t
PER
VSU
RSU
RH
VH
t
VSMPH
t
MCLKH
t
MCLKL
TEST CONDITIONS
t
VSU
t
PD
t
VH
A
= 0 to 70 C, MCLK = 12MHz unless otherwise stated
83.3
37.5
37.5
MIN
10
10
10
15
10
15
t
RSU
TYP
t
RH
PD Rev 3.0 October 2000
MAX
Production Data
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
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