Mermaid Technology 150 user manual Appendix C. Technical Specifications, Description

mermaid ventura 150 TFT x4 - User manual Version 1.1

Appendix C. Technical Specifications

Input Video and sync signal

	Item			Description		Notes
			•	Type: Analog RGB
		Input	•	Level: 0.7Vp-p ±5%		VESA
			•	Polarity: Positive Bright		Compliance
			•	Impedance: 75Ω±5% (Terminated)
		Resolution	•	Optimum: 1024x768@60Hz		Down Scaling
			•	Maximum: 1280x1024@60Hz		mode
		Horizontal	•	30-61KHz (normal mode)
		Frequency	•	30-75KHz (Failure Safe mode)
		Vertical	•	55-75Hz (normal mode)
		Frequency	•	55-75Hz (Failure Safe mode)
		Applicable	•	Typical: 95MHz (1024x768@85Hz)		Depends on ADC
Video		Bandwidth	•	Max: 108MHz (1280x1024@60Hz)		specification
			• Type: Separate H/V sync, Composite H/V
		Sync		Sync, Sync-on-green (SOG)
		Signal	•	Level: TTL level (V high ≤2.0V, V low ≤0.8V)
			• Polarity: Positive or negative
			• Termination resistance: more than 2KΩ
			•	Type: Separate H/V sync, Composite	(SOG) Sync-on-
		Input		green
			• Level: TTL level (V high ≤2.0V, V low ≤0.8V)
			• Polarity: Positive or negative
Sync
		Horizontal	•	30-61 KHz (normal mode)
		Frequency	•	30-69 KHz (Failure Safe mode)
		Vertical	•	55-75Hz (normal mode)
		Frequency	•	55-75Hz (Failure Safe mode)

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