CSOUT

HSOUT

BPOUT

BLANKING LEVEL

WHITE LEVEL

- SYNC

TRAILING

EDGE

50%

SLICE

50%

50%

+ SYNC

VIDEO

VIDEO INPUT RANGE

LEADING

EDGE

LMH1981

www.ti.com

SNLS214H – APRIL 2006 – REVISED MARCH 2013

Symbol

Parameter

Conditions

Typ

Units

Composite Sync Output Propagation Delay from Input Sync

See Figure 9

NTSC, 480I

475

ns

PAL, 576I

525

Horizontal Sync Output Propagation Delay from Input Sync

See Figure 9(1)

NTSC, 480I

40

ns

PAL, 576I

60

Burst/Back Porch Timing Output Propagation Delay from

See Figure 9

300

ns

Input Sync Trailing Edge

Horizontal Sync Output Pulse Width

See Figure 9

2.5

µs

Burst/Back Porch Timing Output Pulse Width

See Figure 9

3.2

µs

(1)

Note: HSync propagation delay variation less than ±3 ns (typ) over 0°C to 70°C temperature range.

(2)

Table 2. EDTV Horizontal Interval Timing Characteristics (480P, 576P)

Symbol

Parameter

Conditions

Typ

Units

Composite Sync Output Propagation Delay from Input Sync

See Figure 9

450

ns

Horizontal Sync Output Propagation Delay from Input Sync

See Figure 9

35

ns

Burst/Back Porch Timing Output Propagation Delay from Input Sync

See Figure 9

500

ns

Trailing Edge

Horizontal Sync Output Pulse Width

See Figure 9

2.3

µs

Burst/Back Porch Timing Output Pulse Width

See Figure 9

350

ns

HDTV Horizontal Interval Timing

Figure 10. HDTV Horizontal Interval with Tri-level Sync

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