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HFA3524IA データシートの表示(PDF) - Intersil
部品番号
コンポーネント説明
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HFA3524IA
2.5GHz/600MHz Dual Frequency Synthesizer
Intersil
HFA3524IA Datasheet PDF : 15 Pages
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Block Diagram
HFA3524
V
CC1
1
V
P1
2
D
O
RF
3
4
GND
1X 4X
RF CHARGE PUMP
RF
LOCK
DETECT
PU
f
OUT
/
LOCK DETECT/
FASTLOCK
MULTIPLEXER
IF
LOCK
DETECT
1X 4X
IF CHARGE PUMP
PU
RF
FR 1
PD
PHASE
DETECTOR
FP 1
FR 2
IF
PHASE
FP 2
DETECTOR
PD
20
V
CC2
19
V
P2
18
D
O
IF
17
GND
5
f
IN
RF
f
IN
RF
6
-
+
SWALLOW
CONTROL
32/33 OR 64/65
RF PRESCALER
PROGRAMMABLE
18-BIT (RF)
N-COUNTER
SWALLOW
CONTROL
PROGRAMMABLE
15-BIT (IF)
N-COUNTER
8/9 OR 16/17
IF PRESCALER
16
+
-
15
f
IN
IF
f
IN
IF
1-BIT RF
PWDN
1-BIT P1
LATCH
(RF) 18-BIT N-LATCH
7
GND
5-BIT MODE LATCH
15-BIT R1 LATCH
8
OSC
IN
9
GND
PROGRAMMABLE 15-BIT
(R1) REFERENCE COUNTER
PROGRAMMABLE 15-BIT
(R2) REFERENCE COUNTER
(IF) 15-BIT N-LATCH
1-BIT P2
LATCH
1-BIT IF
PWDN
14
GND
20-BIT SHIFT REGISTER
LATCH
DECODE
13
LE
2-BIT
CONTROL
LATCH
12
DATA
11
CLOCK
5-BIT MODE LATCH
15-BIT R2 LATCH
10
F
O
LD
NOTES:
1. V
CC1
supplies power to the RF prescaler, N-counter and phase detector. V
CC2
supplies power to the IF prescaler, N-counter and phase detector,
RF and IF R-counters along with the OSC
IN
buffer and all digital circuitry. V
CC1
and V
CC2
are separated by a diode and must be run at the
same voltage level.
2. V
P1
and V
P2
can be run independently as long as V
P
≥
V
CC
.
4
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