¡ Semiconductor
ML9211
Pin
Symbol
Type
Description
QFP-1* QFP-2*
Synchronous signal output.
SYNC OUT 1 38
SYNC OUT 2 37
36
35
O
Connect these pins to the slave side SYNC IN 1 and 2 pins.
RC oscillator connecting pins.
Oscillation frequency depends on display tubes
VDD
OSC0
R
OSC0
34
32
I/O
to be used. For details, refer to ELECTRICAL
C
CHARACTERISTICS.
*
QFP-1: QFP80-P-1420-0.80-BK
QFP-2: QFP80-P-1414-0.65-K
ABSOLUTE MAXIMUM RATING
Parameter
Driver Supply Voltage
Logic Supply Voltage
Input Voltage
Symbol
VDISP
VDD
Condition
Ratings
Unit
—
–0.3 to +20
–0.3 to +6.5
–0.3 to VDD+0.3
760
V
V
V
—
VIN
—
QFP80-P-1420-0.80-BK
QFP80-P-1414-0.65-K
—
Power Dissipation
PD
Ta≥25°C
mW
630
Storage Temperature
TSTG
IO1
–55 to +150
–10.0 to +2.0
–20.0 to +2.0
–10.0 to +20.0
–2.0 to +2.0
°C
SEG1 to 37
SEG38 to 56
GRID1 to 3
mA
mA
mA
mA
IO2
Output Current
IO3
IO4
DIM OUT, SYNC OUT1, SYNC OUT2
RECOMMENDED OPERATING CONDITIONS
Parameter
Driver Supply Voltage
Logic Supply Voltage
High Level Input Voltage
Low Level Input Voltage
Clock Frequency
Symbol
VDISP
VDD
Condition
Min.
8.0
Typ.
13.0
5.0
—
Max.
18.0
5.5
Unit
V
—
—
4.5
V
VIH
All inputs except OSC0
All inputs except OSC0
—
0.8VDD
—
—
V
VIL
—
0.2VDD
2.0
V
fC
—
—
MHz
MHz
Hz
Hz
°C
Oscillation Frequency
fOSC
R=10KW 5ꢀ, C=27pF 5ꢀ
R=10KW 5ꢀ, 1/3 Duty
2.6
3.3
269
403
—
4.0
211
317
–40
325
488
+85
Frame Frequency
fFR
C=27pF 5ꢀ
1/2 Duty
Operating Temperature
TOP
—
7/19
OKI [ OKI ELECTRONIC COMPONETS ]
