MSC7112-01SS 查看數據表（PDF） - Oki Electric Industry
零件编号
产品描述 (功能)
生产厂家
MSC7112-01SS
Oki Electric Industry
MSC7112-01SS Datasheet PDF : 18 Pages
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SCLK
DATA IN
LOAD
OSCI
OSCO
POR
VDD (+5V)
VSS (0V)
VEE (–20 to –40)
I 18-bit S•R
18
LATCH
LATCH
L 18-bit LATCH
POR
bit 0
LOAD
bit 18
COMMAND
DECODER
b0-16
17
3
b15-17
4
1 TEST
MODE
RAM
16W ¥ 17bits
A0-A3
17
17
L
(ROM)
PLA
Address
32 ¥ 16bits
fW RAM PC RAM fR
PLA PC1 PC2
16 Q 12
L
PLA fR
DECODER
CONTROL
W/R
4 b0-3
ADDRESS SELECTOR
4
LATCH
4
4
4 4O
16
OSC
TIMING
GENERATOR
W•A LOAD
W•A•C COUNT
L W•A•C
R•A•C
R
L
R•A•C COUNT A=B
POR
4 b0-3
D•R LATCH
ADDRESS COMP
DIGIT
LOAD
D•C•R
4
4 AB 4
BLANK
LOAD L D•C•R
POR
4
D•C•C
L
b0-3
L 16 A=B
BLANK DUTY
D•R
O A=B L•R LATCH
LOAD
b0-4 5
5
DOWN COUNTER
DUTY CYCLE
COUNTER
L
D•T•C
S
L•R LOAD
DIGIT TIME COUNTER
SEG DRV
OE
DIGIT DRV
OE
LED DRV
SEG A (b0)
¥ 12
SEG L (b11)
D1 (0)
¥ 16
D16 (15)
LED1
¥5
LED5
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