Data Sheet

a-Si TFT LCD Single Chip Driver
240RGBx320 Resolution and 262K color
ILI9341
The information contained herein is the exclusive property of ILI Technology Corp. and shall not be distributed,
reproduced, or disclosed in whole or in part without prior written permission of ILI Technology Corp.
Page 231 of 233
19.3.4. Display Serial Interface Timing Characteristics (4-line SPI system)
t
css
CSX
D/CX
SCL
SDA (SDI)
SDA (SDO)
t
csh
t
as
t
ah
t
wrl
/t
rdl
t
wrh
/t
rdh
t
wc
/t
rc
t
acc
t
od
t
dh
t
ds
Signal Symbol Parameter min max Unit Description
tcss Chip select time (Write) 40 - ns
CSX
tcsh Chip select hold time (Read) 40 - ns
twc Serial clock cycle (Write) 100 - ns
twrh SCL “H” pulse width (Write) 40 - ns
twrl SCL “L” pulse width (Write) 40 - ns
trc Serial clock cycle (Read) 150 - ns
trdh SCL “H” pulse width (Read) 60 - ns
SCL
trdl SCL “L” pulse width (Read) 60 - ns
tas D/CX setup time 10 -
D/CX
tah D/CX hold time (Write / Read) 10 -
tds Data setup time (Write) 30 - ns SDA / SDI
(Input)
tdh Data hold time (Write) 30 - ns
tacc Access time (Read) 10 - ns SDA / SDO
(Output)
tod Output disable time (Read) 10 50 ns
For maximum CL=30pF
For minimum CL=8pF
Note: Ta = 25 °C, VDDI=1.65V to 3.3V, VCI=2.5V to 3.3V, AGND=VSS=0V
t
r
≦15ns
70%
30%
70%
30%
t
f
≦15ns