參數(shù)資料
型號(hào): MB15F88UL
廠商: Fujitsu Limited
英文描述: Fractional-N PLL Frequency Synthesizer
中文描述: 分?jǐn)?shù)N PLL頻率合成器
文件頁(yè)數(shù): 4/29頁(yè)
文件大小: 175K
代理商: MB15F88UL
MB15F88UL
4
I
BLOCK DIAGRAM
7
3
4
1
17
11
(9)
10
(8)
16
13
18
19
20
12
15
14
2
9
8
5
6
PS
TX
fin
TX
Xfin
TX
OSC
IN
(5)
(7)
(18)
(17)
(16)
(11)
(14)
(15)
(1)
(2)
(19)
Power
saving
TX-PLL
Prescaler
(TX-PLL)
16/17,
32/33
5-bit latch
11-bit latch
Binary 14-bit pro-
grammable ref.
counter (TX-PLL)
Binary 11-bit
programmable
counter
(TX-PLL)
VCC
TX
GND
TX
(4)
Vp
TX
(6)
(3)
(10)
(13)
(12)
(20)
fp
TX
Phase
comp.
(TX-PLL)
Charge
pump
(TX-PLL)
Do
TX
LD/fout
14-bit latch
Binary 5-bit
swallow counter
(TX-PLL)
L
T
T
S
F
C
6-bit latch
Lock
Det.
(TX-PLL)
LD
TX
Slector
LD
TX
LD
RX
fr
TX
fr
RX
fp
TX
fp
RX
OR
Lock
Det.
(RX-PLL)
Phase
comp.
(RX-PLL)
Charge
pump
(RX-PLL)
Do
RX
SC
(RX-PLL)
SC1
SC2
Vp
RX
GND
RX
GND
Vcc
RX
Clock
Data
LE
PS
RX
Xfin
RX
fin
RX
Schmitt
circuit
Schmitt
circuit
Schmitt
circuit
C
N
1
C
N
2
C
N
3
23-bit shift
register
Latch selector
Power
saving
RX-PLL
Prescaler
(RX-PLL)
32/33
MD2
Binary 5-bit
swallow counter
(RX-PLL)
Binary 10-bit
programmable
counter
(RX-PLL)
5-bit latch
10-bit latch
MD1
F
1
F
2
F
3
F
4
4-bit latch
Fractional
Counter
5, 8
fr
RX
fp
RX
fr
RX
fp
RX
Selector
S
Q
S
S
F
C
6-bit latch
14-bit latch
Binary 14-bit pro-
grammable ref.
counter
(RX-PLL)
OR
O : TSSOP 20
( ) : BCC 20
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