Purdy AND064VT8-HB-LED-KIT - Manual (Page 4)

Displays
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Tel: 408-523-8200 • Fax: 408-733-1287 • [email protected] • www.purdyelectronics.com
02/07/11 4
AND064VT8-HB-LED-KIT
High Bright TFT LCD Color Module
Timing Parameters - AC Electrical Characteristics (VCC = VDD1 = 3.3V, VDD2 = 10V, GND = VSS1 = VSS2 = 0V, Ta = 25ºC)
Item Symbol Format Min. Typ. Max. Unit
CLK Frequency
(tc is the period of sampling click. In case of low-fre-
quency, the imae-flicker may occur.)
Fc=1/tc All – 25.175 – MHz
tc All – 40 – ns
Hsync
Period Hp All – 31.778 – us
– 800 – tc
Display Period Hd All – 640 – tc
Pulse Width Hpw All 12 96 139 tc
Back-porch Hbp All 12 46 139 tc
Front-porch Hfp All – 18 – tc
Hpw + Hbp All 136 142 151 tc
Hsync-CLK Hhc All 10 – Tc-10 ns
Vsync-Hsync Hvh All 0 0 200 tc
Vsync
Period Vp
480 – 16.8 – ms
515 525 800 Hp
400 – 14.3 – ms
446 449 480 Hp
350 – 14.3 – ms
447 449 510 Hp
Display Period Vdp
480 – 480 –
Hp
400 – 400 –
350 – 350 –
Pulse Width Vpw All 2 2 35 Hp
Back-porch Vbp
480 2 33 35
Hp
400 2 35 38
350 2 60 63
Front-porch Vfp
480 1 10 –
Hp
400 1 12 –
350 1 37 –
Vpw + Vbp
480 31 35 38
Hp
400 33 37 40
350 58 62 65
Data CLK-DATA Dcd All 10 – – ns
DATA-CLK Ddc All 10 – – ns
DENB
Horizontal scanning period T1 All 780 800 900 tc
Horizontal display period T2 All – 640 – tc
Vertical display period T3 All – 480 – T1
Frame cycling period T4 All 515 525 800 T1