SL20T0081 System Logic Semiconductor, SL20T0081 Datasheet - Page 49

• Manufacturer Part Number: SL20T0081
• Description: SLS System Logic Semiconductor
• Manufacturer: System Logic Semiconductor

SLS System Logic Semiconductor
[*Remark Solves]
Table 22. The Relationship between Oscillation Frequency and Frame Frequency
*1
*2
*3
*4
*5
*6
*7
*8
*9
*10
*11,*12
. Though the wide range of operating voltages is guaranteed, a spike voltage change may affect the voltage
. In case of external power supply is applied.
. CE1, CE2, RS, D7, to D0, RD(E), WR(R/W), RESET, MS, P68/80, PS, INTRS, HPMB, CLS, CL, SYNC, FR, DISP
. D0 to D7, SYNC, FR, DISP, CL pins.
. CE1, CE2, RS, D7 to D0, RD(E), WR(R/W), RESET, MS, P68/80, PS, INTRS, HPMB,CLS, CL, SYNC, FR, DISP
. Applies when the DB[7:0], SYNC, FR, DISP, and CL pins are in high impedance.
. Resistance value when
. See table 22 for the relationship between oscillation frequency and frame frame frequency.
. The voltage regulator circuit adjusts V0 within the voltage follower operating voltage range
. On-chip reference voltage source of the voltage regulator circuit to adjust V0.
assurance during access from the MPU.
pins.
pins.
[k
current consumption, when the built-in power supply circuit is ON or OFF. The current flowing through voltage
regulation resistors (Ra and Rb) is not included. It does not include the current of the LCD panel capacity, wiring
capacity, etc.
Duty ratio
. Applies to the case where the on-chip oscillation circuit is used and no access is made from the MPU. The
ã
] (
1/81
1/65
1/55
1/49
1/33
Ù
V : voltage change when
On-chip oscillator circuit is
On-chip oscillator circuit is
On-chip oscillator circuit is
On-chip oscillator circuit is
On-chip oscillator circuit is
On-chip oscillator circuit is
On-chip oscillator circuit is
On-chip oscillator circuit is
On-chip oscillator circuit is
On-chip oscillator circuit is
Ç
0.1[
(fosc:oscillation frequency, f
not used
not used
not used
not used
not used
mA
used
used
used
used
used
Item
] is applied during the ON status of the output pin SEGn or COMn. RON =
Ç
0.1[
mA
] is applied in the IN status.)
CL
External input ( f
External input ( f
External input ( f
External input ( f
External input ( f
: display clock frequency, f
f
f
OSC
OSC
f
f
f
OSC
OSC
OSC
= 12.57 kHz
= 10.90 kHz
= 9.96 kHz
= 8.72 kHz
= 5.82 kHz
f
CL
CL
CL
CL
CL
CL
)
)
)
)
)
FR
: LCD AC signal frequency)
2 x 2 x 81
2 x 2 x 81
2 x 2 x 65
2 x 2 x 65
2 x 2 x 55
2 x 2 x 55
2 x 2 x 49
2 x 2 x 49
2 x 2 x 33
2 x 2 x 33
f
f
f
f
f
f
OSC
f
OSC
f
OSC
f
OSC
f
OSC
f
SL20T0081
CL
CL
CL
CL
CL
FR
Ù
V / 0.1