MSM6222 OKI [OKI electronic componets], MSM6222 Datasheet - Page 8

• Manufacturer Part Number: MSM6222
• Description: DOT MATRIX LCD CONTROLLER WITH 16-DOT COMMON DRIVER AND 40-DOT SEGMENT DRIVER
• Manufacturer: OKI [OKI electronic componets]

¡ Semiconductor
*2 Applicable to the current that flows in pin V
AC Characteristics
Supply Current (1)
Supply Current (2)
LCD Driving Bias
Input Voltage
R
Frequency
Clock Input
Frequency
Input Clock Duty
Input Clock Rise
Time
Input Clock Fall
Time
Ceramic Filter
Oscillation
Frequency
f
Clock Oscillation
Parameter
V
Parameter
DD
= 5V, GND = 0V, V
Symbol
Symbol
V
V
f
f
I
I
f
DUTY
OSC1
DD1
DD2
LCD1
LCD2
OSC
f
t
t
IN
r
f
V
resistor oscillation or
external clock input via
OSC
f
E is in "L" level.
Other inputs are open.
Output pins are
all no load.
V
ceramic oscillation,
f
E is in "L" level.
Other pins are open.
Output pins are
all no load.
V
R
OSC
Input from OSC
R
C
R
Ceralock CSB250A.
OSC
OSC
DD
DD
DD
1
f
f
d
1
= 91kW ± 2%
= 510kW,
= C
= 30kW, and
–V
1
2
= 5.0V,
= 5.0V,
= 3.4V, V
= 270kHz.
= 250kHz.
.
is open.
2
5
Condition
Condition
= 200 pF,
*7
1
2
1/5 bias
1/4 bias
= 1.8V, V
*3
*4
*5
*5
*6
*2
*2
DD
Min.
Min.
175
125
245
3.0
3.0
—
—
45
—
—
when power is input as follows:
3
= 0.2V, V
Typ.
Typ.
0.35
0.55
250
250
250
—
—
50
—
—
(V
(V
4
DD
DD
= –1.4V, and V
Max.
Max.
= 4.5 to 5.5V, Ta = –20 to +75°C)
= 4.5 to 5.5V, Ta = –20 to +75°C)
350
350
255
0.6
0.8
8.0
8.0
0.2
0.2
55
Unit Applicable pin
Unit Applicable pin
kHz
kHz
kHz
mA
mA
ms
ms
%
V
MSM6222B-xx
5
V
= –3V.
V
DD
3
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
, V
, V
V
V
DD
DD
4
1
, V
, V
1
2
1
1
1
1
1
2
8/45
5
2
,