hd66789 Renesas Electronics Corporation., hd66789 Datasheet - Page 142

• Manufacturer Part Number: hd66789
• Description: 528-channel, One-chip Driver For Amorphous Tft Panels With 262,144-color Display Ram, Power Supply Circuit, And Gate Circuit
• Manufacturer: Renesas Electronics Corporation.

HD66789
AC Characteristics
(V
Clock Characteristics (V
Item
External clock
frequency
External clock duty
ratio
External clock rise time
External clock fall time
R-C oscillation clock
80-system Bus Interface Timing Characteristics
Normal Write Mode (HWM=0) (Vcc = 1.8 to 2.4 V)
Item
Bus cycle time
Write low-level pulse width
Read low-level pulse width
Write high-level pulse width
Read high-level pulse width
Write/Read rise/fall time
Setup time
Address hold time
VLD setup time
VLD hold time
Write data set up time
Write data hold time
Read data delay time
Read data hold time
Rev.0.12, May 09 2003, page 142 of 156
CC
= 1.7 to 3.7 V, Ta = –40 to +85°C
Write (RS to CS*,WR*)
Read (RS to CS*, RD*)
Write
Read
T.B.D.
T.B.D.
CC
Symbol
fcp
Duty
trcp
tfcp
fOSC
= 1.8 to 3.7 V)
Unit
kHz
%
µs
µs
kHz
Note 1
Symbol
t
t
PW
PW
PW
t
t
t
t
t
t
t
t
t
PW
CYCW
CYCR
WRr, WRf
AS
AH
VS
VH
DSW
H
DDR
DHR
LW
LR
HW
HR
)
Test Condition
VCC = 1.8 to 3.3 V
VCC = 1.8 to 3.3 V
VCC = 1.8 to 3.3 V
VCC = 1.8 to 3.3 V
Rf = TBD VCC = 3 V
ns
ns
ns
ns
ns
ns
ns
Unit
ns
ns
ns
ns
ns
ns
ns
ns
Test Condition
Figure 2
Figure 2
Figure 2
Figure 2
Figure 2
Figure 2
Figure 2
Figure 2
Figure 2
Figure 2
Figure 2
Figure 2
Figure 2
Figure 2
Figure 2
Min
100
45
—
—
244
Min
600
800
90
350
300
400
—
0
10
5
60
15
60
15
—
5
Typ
270
50
—
—
305
Typ
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Max
600
55
0.2
0.2
366
Preliminary
Max
—
—
—
—
—
—
25
—
—
—
—
—
—
—
200
—
Notes
9
9
9
9
10