S1D12200 Epson Electronics America, Inc., S1D12200 Datasheet - Page 243

• Manufacturer Part Number: S1D12200
• Description: S1d12000 Series Lcd Driver Ic Technical Manual Technical Manual
• Manufacturer: Epson Electronics America, Inc.

*1: The wide operating voltage range is guaranteed
*2: At triple boosting, take care about supply voltage
*3: D0 to D5, D6 (SCL), D7 (SI), A0, RES, CS, WR (E),
*4: This is a resistance value when a voltage of 0.1 V is
*5: Applies under the following conditions:
*6: Applies under the following conditions:
*7: Indicates that fcyc is used for writing at all times.
*8: Specifies the RES signal minimum pulse width. To
Rev. 2.1
except the case where a sudden voltage change
occurs during MPU access.
In the low-supply voltage data holding characteristic,
it is applied in the sleep mode and MPU access
cannot be guaranteed
V
voltage range.
P/S, IF. C86. CK
applied between output pins SEGn, SEGSn, COMn,
and COMSn, and each power pin (V
This is specified within the range of operating
voltage (2).
• No access from MPU during all characters ‘HIGH’
• The built-in circuit and oscillating circuit are
• CGRAM unused, HPM = 0 specified, V
• Standby mode
• ALl the built-in power circuit off
• Display off
• Oscillating circuit on
The current consumption during access is
approximately proportional to the access frequency
(fcyc).
perform resetting, it is necessary to input the pulse
having a width of
for reset case 1 is used, but the method for reset case
2 can also be used if the reset start time condition of
t
RES
display
operating.
SS2
R
ON
or less is satisfied.
so that it may not exceed the V
Power
supply
RES
Power
supply
RES
= 0.1 V / I
( I: A current flowing when 0.1 V is
applied between the power supply and
the output)
t
RW
V
V
V
V
V
V
V
DD
DD
DD
DD
SS
SS
SS
or more. Original, the method
1
, V
5
2
operating
, V
SS
3
= -3.0
, V
4
).
EPSON
* All timing are specified on the basis of 20% and 80% of V
*9: The boosting circuit performs boosting, using voltage
*10: Frequency
*11: Enter the following input when performing
*12: Adjust the V
t
t
RES
RW
between the V
the V
exceed V
operating voltage range of the V
V
oscillating circuit and boosting clock fBST vary
according to the type. The following shows the
relationship between the oscillating circuit
boosting clock f BST:
•
•
operations by the external clock, without using the
built-in oscillating circuit:
• Duty = (
•
voltage follower operating voltage range.
f
f
f
5
OSC
BST
OSC
system (V
Reset case 1
Reset case 2
SS2
= (1/2) (1/number of digits)
= (number of digits) (1/duty)
= 1/
t
RW
input voltage to ensure that it does not
t
OUT
t
OSC
h/
t
OSC
f
5
t
5
OSC
DD
OSC
voltage regulating circuit within the
).
absolute maximum rating, or the
and V
) 100 = 20 to 30%
of the internal circuit drive
SS2
as source voltage. Check
t
h
S1D12400 Series
SS
system (V
f
OSC
f
FR
f
OSC
SS
6–55
) and
and
SS
.