UPD16680 NEC, UPD16680 Datasheet - Page 37

• Manufacturer Part Number: UPD16680
• Description: 1/53/ 1/40 DUTY/ LCD CONTROLLER/DRIVER WITH BUILT-IN RAM
• Manufacturer: NEC

Switching characteristics (Unless otherwise specified, T
Remarks 1. The TYP. value is a reference value when T
Oscillation frequency
Transfer delay time 1
Transfer delay time 2
Parameter
2. The time for one frame is found from the following formula.
1 frame = 1/fosc x 8 x number of duties
(Example)
f
1 frame = 33 s x 8 x 53 = 13.25 ms
OSC
= 32 kHz, 1/53, then the result is :
Symbol
F
t
t
PHL
PLH
OSC
Self-oscillation
SCK
SCK
Data Sheet S12694EJ2V0DS00
DATA
DATA
Conditions
A
A
=+25 C.
75.5 Hz
= –40 to +85 C, V
DD
= 2.7 to 3.3 V)
MIN.
25
TYP.
32
MAX.
100
300
38
PD16680
Unit
kHz
ns
ns
37