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Part Number LC72321N

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52298TS APS B8-2553,2555,2552 No.5945-1/13
No.
N5945
5945
52298
No.
-11
LC72321N
LC72322N
LC72323N
1PLL
LCD
CMOS LSI
I/OLC72321N
80s
1ms
2ms
5ms
8
BEEP
6
2.08
2.25
2.5
3.0
3.75
4.17kHz
LC72321N

HCTR
LCTR/
LCD56
1/2
1/2
ROM
RAM
4×256

2.67s
13.33s
40.00s
FF
0.55s1.1s
FF
1ms
5ms
25ms
125ms
×1
×1
×2
×1
CMOS×2
1LCD
CMOS×7
LCD
I/O
4I/O×1
1I/O×1
3174
unit:mm
LC72321N72322N72323N150MHzPLL
LCD
ROM
LC72321N
LC72322N
LC72323NLC72321
LC72322
LC72323
16×4095
8K
LC72321N
LC72322N
16×3071
6K
LC72323N
1
4
LSICCB
CCB
CCB
SANYOQIP-80E
0.15
1.6
14.0
17.2
0.8
1
24
25
40
41
64
65
80
21.6
0.8
3.0max
1.0
2.7
15.6
0.8
1.6
0.35
23.2
20.0
0.8
0.8
LC72321N, 72322N, 72323N
No.5945-2/13

INTRESADI
SNSHOLD13V

V
DD
13V
NCH

15V
PH2/PH3DAC
2
PH1BEEP
1
CMOS I/O
1
I/O
CMOS I/O
4
I/O
PE1
2
3SI/O
1
CMOS
CMOS
OK
1 LC72321N
2 LC72321NLC72322N

LCD

CMOS
S1S28
CMOS
COM2
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
S21
S22
S23
X
IN
TEST2
PG3
PG2
PG1
PG0
DAC2/PH3
DAC1/PH2
BEEP/PH1
PH0
PF3
PF2
PF1
PF0
SI/PE3
SO/PE2
SCK/PE1
PE0
PD3
PD2
PD1
PD0
PC3
PC2
LC72321N
LC72322N
LC72323N
41
24
40
25
64
1
80
65
X
OUT
TEST1
EO2
EO1
V
SS
AM
IN
FM
IN
V
DD
SNS
LCTR
HCTR
ADI
RES
HOLD
INT
COM1
PC1
PC0
PB3
PB2
PB1
PB0
V
DD
PA3
PA2
PA1
PA0
PI3/S28
PI2/S27
PI1/S26
PI0/S25
S24
H
G
S
I
A
B
C
D
E
F



6ADC×1
8DAC×2
PWM
LC72321N72322N
×1
//I/O
LC72321N
1
RAM
/FF
PLL4.55.5V
CPU3.55.5V
RAM1.35.5V
CMOS
LC72321N, 72322N, 72323N
No.5945-3/13
XIN
XOUT
BACK UP
DIVIDER
1.125MHz
BEEP
REFERENCE DIVIDER
DAC
DAC1
DAC2
2
SELECTOR
1 of 14
PHASE
DETECTOR
E01 E02
FMIN
AMIN
1/2
SWALLOW COUNTER
1/16
1/17
4bit
12bit
PROGRAMMABLE
COUNTER
12
F.F.
UNLOCK 2
4
4
4
4
4
4
7
LCD
LCP
SEG.
PLA
LATCH
56
LCD
PORT
DRIVER
OUTPUT
PORT
DRIVER
LCD PORT/OUTPUT PORT
CONTROLOPTION
COM1
COM2
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
S21
S22
S23
S24
4
HCTR
LCTR
ADI
VDD
1/4
START
STOP
CONTROL
SELECTOR
COMPARATOR
6
VDET
UNIVERSAL COUNTER
20bit
LATCH
LATCH
SIO 0
SIO 1
8bit
SHIFT REGISTER
SI
SO
SCK
1
LATCH
LATCH
LATCH
LATCH
LATCH
LATCH
LATCH
LATCH
LATCH
LATCH
LATCH
A
LATCH
B
S25/PI0
S26/PI1
S27/PI2
S28/PI3
PH3/DAC2
PH2/DAC1
PH1/BEEP
PH0
PG3
PG2
PG1
PG0
PF3
PF2
PF1
PF0
SI
SO
SCK
RES
HOLD
SNS
INT
TEST1
TEST2
RAM
256×4bit
ADDR
DECODER
4
2
4
4
4
4
4
4
4
4
4
4
4
4
12
8
2
2
DH
LATCH
DL
LATCH
BANK
DAC2
DAC1
BEEP
ROM
4K×16bit
LC72321N
LC72322N
3K×16bit
LC72323N
ADDRESS DECODER
PROGRAM COUNTER
STACK REGISTER
BUS
LINE
DRIVER
INSTRUCTION
DECODER
JUDGE
CARRY
ALU
DH0DH
DL0 DL3
DB0 DB3
2
4
4
PE3/SI
PE2/SO
PE1/SCK
PE0
PD3
PD2
PD1
PD0
PC3
PC2
PC1
PC0
PA3
PA2
PA1
PA0
PB3
PB2
PB1
PB0
1
12
12
JMPCAL
INTRESET
1 LC72321N
2 LC72321NLC72322N
4
8X2
16
16
LC72321N, 72322N, 72323N
No.5945-4/13
/Ta25V
SS
0V
unit
V
DD
max
-0.36.5
V
V
IN
1
HOLD
INT
RES
ADI
SNS
-0.313
V
G
V
IN
2
V
IN
1
-0.3V
DD
0.3
V
V
OUT
1
H
-0.315
V
V
OUT
2
V
OUT
1
-0.3V
DD
0.3
V
I
OUT
1
D
H
05
mA
I
OUT
2
E
F
03
mA
I
OUT
3
B
C
01
mA
I
OUT
4
S1S28
I
01
mA
Pd max
Ta-4085
300
mW
Topr
-4085
Tstg
-45125
/Ta-4085V
DD
3.55.5V
min
typ
max
unit
V
DD
1
CPU
PLL
4.5
5.5
V
V
DD
2
CPU
3.5
5.5
V
V
DD
3
1.3
5.5
V
H
V
IH
1
G
0.7V
DD
8.0
V
V
IH
2
RES
INT
HOLD
0.8V
DD
8.0
V
V
IH
3
SNS
2.5
8.0
V
V
IH
4
A
0.6V
DD
V
DD
V
V
IH
5
E
F
0.7V
DD
V
DD
V
V
IH
6
LCTR
V
DD
1
PE1
PE3 0.8V
DD
V
DD
V
L
V
IL
1
G
0
0.3V
DD
V
V
IL
2
RES
INT
PE1
PE3
0
0.2V
DD
V
V
IL
3
SNS
0
1.3
V
V
IL
4
A
0
0.2V
DD
V
V
IL
5
PE0
PE2
F
0
0.3V
DD
V
V
IL
6
LCTR
V
DD
1
0
0.2V
DD
V
V
IL
7
HOLD
0
0.4V
DD
V
f
IN
1
XIN
4.0
4.5
5.0
MHz
f
IN
2
FMIN
V
IN
2
V
DD
1
10
130
MHz
f
IN
3
FMIN
V
IN
3
V
DD
1
10
150
MHz
f
IN
4
AMIN
L
V
IN
4
V
DD
1
0.5
10
MHz
f
IN
5
AMIN
H
V
IN
5
V
DD
1
2.0
40
MHz
f
IN
6
HCTR
V
IN
6
V
DD
1
0.4
12
MHz
f
IN
7
LCTR
V
IN
7
V
DD
1
100
500
kHz
f
IN
8
LCTR
V
IH
6
V
IL
6
V
DD
1
1
20×10
3
Hz
V
IN
1
XIN
0.50
1.5
Vrms
V
IN
2
FMIN
0.10
1.5
Vrms
V
IN
3
FMIN
0.15
1.5
Vrms
V
IN
4
5
AMIN
0.10
1.5
Vrms
V
IN
6
7
LCTR
HCTR
0.10
1.5
Vrms
V
IN
8
ADI
0
V
DD
V
LC72321N, 72322N, 72323N
No.5945-5/13
/
min
typ
max
unit
V
H
LCTRRESINTPE1PE3
0.1V
DD
V
P
REJ
SNS
50
s
V
DET
2.7
3.0
3.3
V
H
I
IH
1
INTHOLDRESADISNSG
3.0
A
V
I
5.5V
I
IH
2
A
E
FE
F
3.0
A
AR
PD
V
I
V
DD
I
IH
3
XINV
I
V
DD
5.0V
2.0
5.0
15
A
I
IH
4
FMIN
AMIN
HCTR
LCTR
4.0
10
30
A
V
I
V
DD
5.0V
I
IH
5
AR
PD
V
I
V
DD
5.0V
50
A
L
I
IL
1
INT
HOLD
RES
ADI
SNS
3.0
A
GV
I
V
SS
I
IL
2
A
E
FE
F
3.0
A
AR
PD
V
I
V
SS
I
IL
3
XINV
IN
V
SS
2.0
5.0
15
A
I
IL
4
FMINAMINHCTRLCTRV
I
V
SS
4.0
10
30
A
V
IF
AR
PD
0.05V
DD
V
R
PD
AR
PD
V
DD
5.0V
75
100
200
k
H
I
OFFH
1 EO1
EO2V
O
V
DD
0.01
10
nA
I
OFFH
2 B
C
D
E
F
IV
O
V
DD
3.0
A
I
OFFH
3 HV
O
13V
5.0
A
L
I
OFFL
1 EO1
EO2V
O
V
SS
0.01
10
nA
I
OFFL
2 B
C
D
E
F
IV
O
V
SS
3.0
A
H
V
OH
1
B
CI
O
1mA
V
DD
-2.0 V
DD
-1.0 V
DD
-0.5
V
V
OH
2
E
FI
O
1mA
V
DD
-1.0
V
V
OH
3
EO1
EO2I
O
500A
V
DD
-1.0
V
V
OH
4
XOUTI
O
200A
V
DD
-1.0
V
V
OH
5
S1S28
II
O
-0.1mA
V
DD
-1.0
V
V
OH
6
DI
O
5mA
V
DD
-1.0
V
V
OH
7
COM1
COM2I
O
25A
V
DD
-0.75 V
DD
-0.5 V
DD
-0.3
V
L
V
OL
1
B
CI
O
50A
0.5
1.0
2.0
V
V
OL
2
E
FI
O
1mA
1.0
V
V
OL
3
EO1
EO2I
O
500A
1.0
V
V
OL
4
XOUTI
O
200A
1.0
V
V
OL
5
S1S28
II
O
0.1mA
1.0
V
V
OL
6
DI
O
5mA
1.0
V
V
OL
7
COM1
COM2I
O
25A
0.3
0.5
0.75
V
V
OL
8
HI
O
5mA
150
400
0.75
2.0
V
V
M
1
COM1COM2V
DD
5.0VI
O
20A
2.0
2.5
3.0
V
AD
ADIV
DD
1
-1/2
1/2
LSB
I
DD
1
V
DD
1
f
IN
2130MHz
15
20
mA
I
DD
2
V
DD
2
PLL
CT2.67s
1.5
mA
HOLD 1
I
DD
3
V
DD
2
PLL
CT13.33s
1.0
mA
HOLD 1
I
DD
4
V
DD
2
PLL
CT40.00s
0.7
mA
HOLD 1
I
DD
5
V
DD
5.5V
OSC
Ta25
5
A
BACK UP 2
V
DD
2.5V
OSC
Ta25
1
A
BACK UP 2