UPD16488AP NEC [NEC], UPD16488AP Datasheet - Page 83

• Manufacturer Part Number: UPD16488AP
• Description: 1/92 DUTY LCD CONTROLLER/DRIVER WITH FOUR-LEVEL GRAY SCALE, ON-CHIP RAM
• Manufacturer: NEC [NEC]

When V
Note TYP. values are reference values when T
When V
Note TYP. values are reference values when T
Cautions 1. The rise and fall times of input signals (t
Address hold time
Address setup time
System cycle time
Data setup time
Data hold time
Access time
Output disable time
Enable high pulse width
Enable low pulse width
Address hold time
Address setup time
System cycle time
Data setup time
Data hold time
Access time
Output disable time
Enable high pulse width
Enable low pulse width
DD1
DD1
2. All timing is rated based on 20% or 80% of V
= 2.0 to 2.5 V
= 2.5 to 3.6 V
Parameter
Parameter
cycle time, the rated value range is either (t
t
EWHR
).
Read
Write
Read
Write
Read
Write
Read
Write
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
AH6
AS6
CYC6
DS6
DH6
ACC6
OH6
EWHR
EWHW
EWLR
EWLW
AH6
AS6
CYC6
DS6
DH6
ACC6
OH6
EWHR
EWHW
EWLR
EWLW
Symbol
Symbol
RS
RS
D
D
D
D
E
E
E
E
RS
RS
D
D
D
D
E
E
E
E
A
A
0
0
0
0
0
0
0
0
Data Sheet S15745EJ2V0DS
to D
to D
to D
to D
to D
to D
to D
to D
= 25°C.
= 25°C.
7
7
7
7
7
7
7
7
, C
, C
, C
, C
Conditions
Conditions
L
L
L
L
r
= 100 pF
= 5 pF, R = 3 kΩ
= 100 pF
= 5 pF, R = 3 kΩ
and t
r
DD1
+ t
f
) are rated at 15 ns or less. When using a fast system
f
.
) ≤ ≤ ≤ ≤ (t
CYC6
− − − − t
EWLW
MIN.
MIN.
600
120
240
120
120
120
250
120
60
60
60
60
0
0
0
0
0
0
0
0
0
0
− − − − t
EWHW
) or (t
TYP.
TYP.
Note
Note
r
+ t
f
) ≤ ≤ ≤ ≤ (t
MAX.
MAX.
280
170
140
70
CYC6
µ µ µ µ PD16488A
− − − − t
EWLR
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
− − − −
83