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mermaid ventura 170/181 TFT Video Models - Users Manual Version 1.0a
Page 13 of 13
Appendix C: Technical Specifications
Input Video and sync signal
Parameter Value Unit
Max. Output Resolution 1280x1024 Pixels
Data Processing 24 Bits
Input impedance
• Video
• Sync
75
470
Ohms
Ohms
Sync Polarities +/-
Sync Levels TTL compatible
Max. Number of colors 16.7 M Colors
Electrical Parameters
Symbo Description Min Typ Max Unit
V
DD
+12V DC power supply 10.8 12.0 13.2 V
V
i(RGB)
Video input signal (w.r.t. GND) 0.5 0.7 1.0 V
PP
f
S
Video sample rate 80 MHz
f
HS
Horizontal sync frequency 30 60 KHz
f
vs
Vertical sync frequency 56 75 Hz
F
SIH
Sync input high level 2.5 V
V
SIL
Sync input low level 0.8 VDC
I
DD2
Supply current @ +12V , ventura 170 TFT
3.0 3.3 A
I
DD2
Supply current @ +12V , ventura 181 TFT
A
Note 1. Power consumption measuring condition is 2pixel checkerboard pattern @ XGA 75Hz and
maximum brightness at t
A
25 C.
reference: t
A
25 C