msm6577 Oki Optical Components, msm6577 Datasheet - Page 12

• Manufacturer Part Number: msm6577
• Description: Operatable 0.9v Built-in Driver 4-bit Microcontroller
• Manufacturer: Oki Optical Components

¡ Semiconductor
*1 Dependent on program ("1.5 mA typ." is under 5% duty of the microcontroller)
*2 PORT0=P0.0 to P0.3, PORT1=P1.0 to P1.3, PORT2=P2.0 to P2.3
*3 RESET pin can be selected by mask option (with pull-down, with pull-up or without inter-
ELECTRICAL CHARACTERISTICS (MSM6577K/N/S/U)
1.5 V operation •Backup flag (BUF)="1"
The input of the constant voltage circuit corresponds to the output of the battery (V
Current Consumption
Oscillation Start Voltage
Output Current 1
Output Current 2
Output Current 3
(LCD driver
Input Current 1
Input Current 2
Input Leakage Current
Input Current 3
Input Current 4
Input Voltage
Common • Segment)
(P1.2 is shared with SCLK, P1.3 with SOUT, and P2.0 with SIN.)
nal resistor).
MSM6577K: System reset by a "H" level with a pull-down resistor
MSM6577N: System reset by a "H" level without a pull-down resistor
MSM6577S: System reset by a "L" level with a pull-up resistor
MSM6577U: System reset by a "L" level without a pull-up resistor
Parameter
(V
DD
=0 V, V
SS1
=–1.5 V (Battery Voltage), V
Symbol
–V
I
I
–I
–I
–I
–|
–I
–V
OMH3
OML3
–V
I
I
I
I
I
I
OL1
OL2
OL3
I
IH1
IH3
DD
OH1
OH2
OH3
OSC
IL
IL2
IL4
IH
IL
without internal
with pull-down
with pull-down
V
Within 2 sec
Input mode,
Input mode,
Input mode,
Condition
with pull-up
with pull-up
V
I
V
V
V
V
V
V
V
V
=0 V, –1.5 V
V
OH
OL
OMH
OML
resistor
resistor
resistor
resistor
resistor
O
O
O
O
I
I
V
V
±0.2 V
±0.2 V
=–1.5 V,
=–1.5 V,
=–0.5 V
=–1.0 V
=–0.5 V
=–1.0 V
I
=–4.3 V
I
=–0.2 V
=0 V,
=0 V,
*1
—
SS2
=V
=V
=–3.0 V, V
SS2
SS1
Min. Typ. Max.
3.75
3.75
150
150
SS3
1.2
—
—
20
20
—
30
30
—
4
4
4
4
=–4.5 V, f
100
100
1.5
7.5
7.5
—
—
—
—
—
—
—
—
—
—
—
—
OSC
200
200
0.9
0.3
—
—
—
—
—
—
—
—
—
15
15
—
1
=32.768 kHz, C
Unit
µA
µA
µA
µA
µA
µA
µA
µA
µA
V
V
PORT0, PORT1 *2
PORT0, PORT1 *2
Applicable Pin
SEG0 to SEG27
BD
RESET *3
All input pins
V
PORT0, PORT2 *2
SOUT, SCLK
PORT0, PORT1 *2
SIN, SOUT, SCLK
RESET *3
RESET *3
TEST
X
SS1
=35 pF, Ta=25°C)
MSM6577-xx
—
SS1
).
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