SDA9400 Datasheet, PDF (61/94 Pages) Micronas – Scan Rate Converter using Embedded DRAM Technology Units

SDA 9400
FREQR
1
X1/CLK2
> 27 MHZ + 10%
Vertical expansion
off
The table below defines the internal expansion factor ZOOM depending on the RMODE, FREQR
and VERINT parameter.
Output write parameter: VERINT
FREQR
0
0
1
1
VERINT
I²C-bus
parameter
I²C-bus
parameter
x
x
RMODE
0
1
0
1
ZOOM
2*(VERINT+1)
(VERINT+1)
128
64
The reachable expansion factors are listed in the table below in case of VDECON=0 and
VDECON=2 (vertical compression of the input signal with factor 1.0 and 1.5).
Examples of reachable expansion factors
VERINT
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
100/120 Hz
interlaced
RMODE=0
CONV=0
ZOOM
128
126
124
122
120
118
116
114
112
110
108
106
104
102
100
98
96
50/60 Hz
progressive
RMODE=1
CONV=0
ZOOM
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
real vertical
expansion
factor
real vertical
expansion
factor
VDECON=0
1.00
1.02
1.03
1.05
1.07
1.08
1.10
1.12
1.14
1.16
1.19
1.21
1.23
1.25
1.28
1.31
1.33
VDECON=2
0.75
0.76
0.77
0.79
0.80
0.81
0.83
0.84
0.86
0.87
0.89
0.91
0.92
0.94
0.96
0.98
1.00
Micronas
61
Preliminary Data Sheet