LC7219M 데이터 시트보기 (PDF) - SANYO -> Panasonic
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LC7219M Datasheet PDF : 12 Pages
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Block Diagram
XIN 1
XOUT 24
FMIN 19
AMIN 18
CE 2
DI 3
CL 4
DO 5
Pin Assignment
LC7219, 7219M
SYC
6
REFERENCE
DIVIDER
PHASE DETECTOR
CHARGE PUMP
1 SWALLOW COUNTER
2
1/16, 1/17 4BIT
12BIT PRORAMABLE
DIVIDER
21 PD1
22 PD2
16 HCTR
15 LCTR
SHIFT REGISTER
LATCH
UNIVERSAL
COUNTER
20 VDD
23 VSS
9 10 11 12 13 14 17 7
8
OUT0 OUT1 OUT2 OUT3 OUT4 OUT5 OUT6 IN0 IN1
Pin Description
Number
1
2
3
4
5
6
7, 8
9 to 14, 17
15
16
18
19
20
21, 22
23
24
Top view
Name
XIN
CE
DI
CL
DO
SYC
IN0, IN1
OUT0 to OUT6
LCTR
HCTR
AMIN
FMIN
VDD
PD1, PD2
VSS
XOUT
Description
7.2MHz crystal oscillator input
Chip-enable input
Data input from microcontroller
Clock input
Data otuput to microcontroller
400kHz, 66% duty cycle, system-clock output
Shift register data inputs
Shift register data outputs
Period or frequency measurement general-purpose counter input
Frequency measurement general-purpose counter input
AM band VCO signal input
FM band VCO signal input
Supply voltage
Phase-detector charge pump outputs
Ground
7.2MHz crystal oscillator output
No.3661–2/12
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