LMH1982SQ-NOPB Datasheet, PDF (10/43 Pages) Texas Instruments – Multi-Rate Video Clock Generator with Genlock

LMH1982
SNLS289C – APRIL 2008 – REVISED MARCH 2013
www.ti.com
Format
1080i/60
1080i/59.94
1080i/50
48 kHz AES
sample clock
Table 1. Input Reference and Output Timing Parameters ⁽¹⁾⁽²⁾ (continued)
INPUT TIMING PARAMETERS ⁽¹⁾
OUTPUT TIMING PARAMETERS ⁽²⁾
PLL 1
Reference
Divider¹⁽³⁾
PLL 1
Feedback
Divider
PLL 1 Phase
Comparison
Frequency
(kHz)
Total Lines
per Frame
Counter
Clock
Frequency
(MHz)
Total Clocks
per Line
Counter
Total Lines
per Frame
Counter
Frame Rate
(Hz)
1
800
33.75
[5]
[4000]
[6.75]
1125
[225]
74.25
(27.0)
2200
(800)
1125
(1125)
30
5
4004
6.7433
1125
74.176
(27.0)
2200
(4004)
1125
(225)
29.97
1
[5]
960
[4800]
28.125
[5.625]
1125
[225]
74.25
(27.0)
2640
(960)
1125
(1125)
25
2
1125
24.0
96
27.0
1125
96
250
10
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