TLC5733 Datasheet, PDF (11/23 Pages) Texas Instruments – 20 MSPS 3-CHANNEL ANALOG-TO-DIGITAL CONVERTER

TLC5733A
20 MSPS 3ĆCHANNEL ANALOGĆTOĆDIGITAL CONVERTER
WITH HIGHĆPRECISION CLAMP
SLAS104B − JULY 1995 − REVISED FEBRUARY 2001
detailed description (continued)
output data format
The TLC5733A can select three output data formats to various TV/VCR (video) data processing by the
combination of MODE0 and MODE1. The output is synchronous when INIT is taken high.
Table 5. Output Data Format Selection
CONDITION
MODE1 MODE0
L
L
L
H
H
L
H
H
OUTPUT DATA
OUTPUT DATA
FORMAT
RATIO OF Y:U:V
Format 1
4:1:1
Format 2
4:4:4
Format 3
4:2:2
Not used
N/A
tw(H)
CLK
INIT
OE A
OE B
OE C
Analog
Input VI(ANLG)
Output Data A
tw(L)
0
1
2
3
4
5
6
7
8
9 10 11 12
tsu1
n+3 _n+4
n
n+2
n+1
n+5 _n+6 n+7
6 fCLK
INVALID
tpd
A0 A1 A2 A3 A4 A5 A6 A7
Output Data B
BD8 −BD5
BD4 −BD1:
Hi-Z
Output Data C
CD8
INVALID
tpd
B08 B06 B04 B02 B48 B46 B44 B42
B07 B05 B03 B01 B47 B45 B43 B41
C08 C06 C04 C02 C48 C46 C44 C42
C07 C05 C03 C01 C47 C45 C43 C41
tpd
CD7
CD6 −CD1: Hi-Z
= Input signal sampling point
Figure 3. Format 1, 4:1:1
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
11