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mermaid ventura 170/181 TFT Video Models - Users Manual Version 1.0a
Appendix C: Technical Specifications
Input Video and sync signal
Parameter
Max. Output Resolution
Data Processing
Input impedance
Video
Sync
Sync Polarities
Sync Levels
Max. Number of colors
Electrical Parameters
Symbo Description
V
+12V DC power supply
D D
V
Video input signal (w.r.t. GND)
i(RGB)
f
Video sample rate
S
f
Horizontal sync frequency
H S
f
Vertical sync frequency
vs
F
Sync input high level
S I H
V
Sync input low level
S I L
I
Supply current @ +12V , ventura 170 TFT
D D 2
I
Supply current @ +12V , ventura 181 TFT
D D 2
Note 1. Power consumption measuring condition is 2pixel checkerboard pattern @ XGA 75Hz and
maximum brightness at t
Value
Unit
1280x1024
Pixels
24
Bits
75
Ohms
470
Ohms
+/-
TTL compatible
16.7 M
Colors
25 C.
A
reference: t
Min
Typ
Max
10.8
12.0
13.2
0.5
0.7
1.0
80
30
60
56
75
2.5
0.8
3.0
3.3
25
C
A
Unit
V
V
P P
MHz
KHz
Hz
V
VDC
A
A
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