LM185BYH-2.5 National Semiconductor, LM185BYH-2.5 Datasheet - Page 8

• Manufacturer Part Number: LM185BYH-2.5
• Description: Micropower Voltage Reference Diode
• Manufacturer: National Semiconductor

www.national.com
RS170 Default Register Values
Input Clock
Line Rate
Field Rate
Frame Rate
RS170 Horizontal Data
REG0
REG0
REG1
REG2
REG3
REG4
REG5
REG6
REG7
REG8
REG9
REG10
REG11
REG12
REG13
REG14
REG15
REG16
REG17
REG18
Reg
VPERiod (frame)
HBLANK Width
VBLANK Width
VPERiod (field)
HDRIVE Width
VDRIVE Width
HSYNC Width
HSERR Width
VSYNC Width
HEQP Width
VEQP Intrvl
HPER iod
Signal
HFP
VFP
1024
D Value H
157
910
525
410
526
911
23
91
13
41
57
19
41
92
21
0
7
1
1
09D
00D
20D
05C
05B
38E
19A
20E
38F
000
400
017
007
029
039
001
013
029
001
015
14.31818 MHz
15.73426 kHz
59.94 Hz
29.97 Hz
Status Register (715/LM1882)
Status Register
(715-R/LM1882-R)
HFP End Time
HSYNC Pulse End Time
HBLANK Pulse End Time
Total Horizontal Clocks
VFP End Time
VSYNC Pulse End Time
VBLANK Pulse End Time
Total Vertical Lines
Equalization Pulse End Time
Serration Pulse Start Time
Pulse Interval Start Time
Pulse Interval End Time
Vertical Interrupt Activate Time
Vertical Interrupt Deactivate Time
Horizontal Drive Start Time
Horizontal Drive End Time
Vertical Drive Start Time
Vertical Drive End Time
Rate
Register Description
262.5 Lines
156 Clocks
910 Clocks
11.0 Lines
22 Clocks
68 Clocks
91 Clocks
34 Clocks
68 Clocks
525 Lines
20 Lines
3 Lines
3 Lines
9 Lines
Width
69.841 ns
63.556 µs
16.683 ms
33.367 ms
Period
(Continued)
RS170 Vertical Data
16.683 ms
33.367 ms
1271.12
10.895
63.556
190.67
190.67
699.12
1.536
4.749
6.356
2.375
4.749
8
µs
17.15
10.00
7.47
3.74
7.47
7.62
4.20
3.63
%H
100
Specification (µs)
6 Serration Pulses
33.367 ms/Frame
0.075V
0.04V
16.683 ms/Field
0.1H
6 EQP Pulses
9 Lines/Field
10.9
4.7
1.5
2.3
4.7
±
±
±
0.005H
±
±
±
±
±
0.006V
0.005V
0.1
0.2
0.1
0.1
0.1