BT869KRF Ver la hoja de datos (PDF) - Conexant Systems
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BT869KRF Datasheet PDF : 104 Pages
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1.0 Functional Description
1.3 Circuit Description
Bt868/Bt869
Flicker-Free Video Encoder with UltrascaleTM Technology
Table 1-5. Auto-Configuration Modes 0–3—RGB Input (2 of 2)
Register Name
Mode 0
NTSC 640x480(1)
Mode 1
PAL 640x480
Mode 2
NTSC 800x600
CLKO=28.195793 MHz CLKO=29.500008 MHz CLKO=38.769241 MHz
Mode 3
PAL 800x600
CLKO=36.000000 MHz
DEC
HEX
DEC
HEX
DEC
HEX
DEC
HEX
NI_OUT
0
0
0
0
0
0
0
0
SYNC_AMP [7:0]
229
E5
240
F0
229
E5
240
F0
BST_AMP [7:0]
118
76
88
58
116
74
87
57
MCR [7:0]
121
79
129
81
119
77
128
80
MCB [7:0]
68
44
73
49
67
43
72
48
MY [7:0]
133
85
140
8C
133
85
140
8C
MSC [31:0]
545259520 20800000 645499916 26798C0C 396552378 17A2E8BA 528951320 1F872818
NOTE(S):
(1) Assumes 13.5 MHz CLK-D frequency.
Table 1-6. Auto-Configuration Modes 4–7—YCrCb Input (1 of 2)
Register Name
Mode 4
Mode 5
Mode 6
Mode 7
NTSC 640x480
PAL 640x480
NTSC 800x600
PAL 800x600
CLKO=28.195793 MHz CLKO=29.500008 MHz CLKO=38.769241 MHz CLKO=36.000000 MHz
DEC
HEX
DEC
HEX
DEC
HEX
DEC
HEX
H_CLKO [11:0]
1792
700
1888
760
2464
9A0
2304
900
H_ACTIVE [9:0]
640
280
640
280
800
320
800
320
HSYNC_WIDTH [7:0]
132
84
138
8A
182
B6
170
AA
HBURST_BEGIN
[7:0]
150
96
166
A6
206
CE
202
CA
HBURST_END [7:0]
96
60
103
68
180
B4
154
9A
H_BLANKO [10:0]
381
17D
449
1C1
597
255
525
20D
V_BLANKO [9:0]
34
22
46
2E
32
20
41
29
V_ACTIVEO [8:0]
212
D4
242
F2
216
D8
252
FC
H_FRACT [7:0]
0
0
0
0
0
0
0
0
H_CLKI [10:0]
784
310
944
3B0
880
370
960
3C0
H_BLANKI [8:0]
126
7E
266
10A
66
42
140
8C
V_BLANK_DLY
0
0
0
0
0
0
0
0
V_LINESI [9:0]
600
258
625
271
735
2DF
750
2EE
V_BLANKI [7:0]
75
4B
90
5A
86
56
95
5F
V_ACTIVEI [9:0]
480
1E0
480
1E0
600
258
600
258
CLPF [1:0]
0
0
0
0
0
0
0
0
1-12
Conexant
100123B
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