Datasheet

V
IN
CSOUT
HSOUT
BPOUT
T
BPOUT
BLANKING LEVEL
WHITE LEVEL
- SYNC
O
H
TRAILING
EDGE
50%
50%
50%
+ SYNC
VIDEO
td
BPOUT
T
HSOUT
td
HSOUT
td
CSOUT
VIDEO INPUT RANGE
0.5 V
PP
to 2 V
PP
1 V
PP
(typ.)
LEADING
EDGE
LMH1980
SNLS263A –JULY 2007–REVISED MARCH 2013 www.ti.com
HDTV Horizontal Interval Timing Diagram
Figure 10. HDTV Horizontal Interval with Tri-level Sync
Table 3. HDTV Horizontal Interval Timing Characteristics
(1)
Parameter Test Conditions Typ Units
td
CSOUT
Composite Sync Output See Figure 10 150 ns
Propagation Delay from
Input Sync Leading Edge
td
HSOUT
Horizontal Sync Output See Figure 10 60 ns
Propagation Delay from
Input Sync Reference
(O
H
)
td
BPOUT
Burst/Back Porch Timing See Figure 10 450
Output Propagation Delay
ns
from Input Sync Trailing
Edge
T
HSOUT
Horizontal Sync Output See Figure 10 525
ns
Pulse Width
T
BPOUT
Burst/Back Porch Timing See Figure 10 350 ns
Output Pulse Width
(1) V
CC
= 3.3V , T
A
= 25°C, No Input Filter, 1080I Video Input from Tek TG700 Generator with AWVG7 HD module
10 Submit Documentation Feedback Copyright © 2007–2013, Texas Instruments Incorporated
Product Folder Links: LMH1980