ST7689 Datasheet, PDF (46/195 Pages) Sitronix Technology Co., Ltd. – 128RGB x 160 dot 65K Color with Frame Memory Single-Chip CSTN Controller/Driver

Tearing Effect Line Timing
The Tearing Effect signal is described below:
ST7689
Figure 7 AC characteristics of Tearing Effect Signal
Idle Mode Off (Frame Rate = 77Hz, N-line = 0x8C, Vop=16.48V, VDDI/VDDA=1.8V/2.8V)
Symbol
Parameter
Typ
Unit
description
tVDL
Vertical Timing Low Duration
tVDH
Vertical Timing High Duration
tHDL
Horizontal Timing Low Duration
tHDH
Horizontal Timing High Duration
11.13
1.84
72.61
4.87
ms
Mode1
ms
us
Mode2
us
NOTE: The signal’s rise and fall times (tf, tr) are stipulated to be equal to or less than 15ns.
Version 1.0
Page 46 of 195
2009/10