ra8835 Topway Display, ra8835 Datasheet - Page 85

• Manufacturer Part Number: ra8835
• Description: Dot Matrix Lcd Controller
• Manufacturer: Topway Display

RAiO TECHNOLOGY INC.
Version 1.7
Signal
XD0 to
XSCL
XD3
WF
YD
LP
Symbol
t
t
t
t
t
t
t
t
t
DHY
WX
WL
CX
DH
DS
t
LS
LD
DF
t
r
f
Rise time
Fall time
Shift clock cycle time
XSCL clock pulse
width
X data hold time
X data setup time
Latch data setup
time
LP pulse width
LP delay time from
XSCL
Permitted WF delay
Y data hold time
Parameter
85/86
2t
2t
2t
2t
4t
2t
V
C
Min.
DD
C
C
C
C
C
4t
—
—
– 100
—
0
– 60
– 50
– 50
– 80
– 20
= 4.5 to 5.5V
C
t
Max.
c
30
30
—
—
—
—
—
—
—
+10
—
2t
4t
2t
2t
2t
2t
V
C
C
DD
Min.
C
C
C
C
4t
—
—
– 105
– 120
—
0
– 60
– 50
– 50
– 20
C
= 2.7 to 4.5V
Dot Matrix LCD Controller
t
Max.
c
40
40
+10
—
—
—
—
—
—
—
—
www.raio.com.tw
Unit
Ta = –20 to 75℃
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
RA8835
CL =
100 pF
Condition