Alinco DX-70 - MB87086 A (XA0297) PLL Frequency Synthesizer

CD
17) MB87086A (XA0297)
PLL Frequency Synthesizer
Crystal oscillator
{>-
Amp
H >
©-&>— i-* it,
No. Pin Name
I/O
Description
1 OSC*n 1
Crystal connection terminal
2
OSCout
O Crystal connection terrnma1
3 fv o
Phase comparator input monitor terminal
Comparator drvxJer output terminal
4
Vdd Power supply
s Dop 0
Passive LPF connection terminal
tr>V Drive mode. Dop»'H"
fr-tv: High impedance
fr<tv: Sink moOe, Dop-'L"
6 Vss
GND terminal
7 LD o
Phase detect ex output terminal
locW H ', Uniock.negative pulse
8
fin
1 Comparator divider input termina1
Clock
Senal clock input terminal
10
Data 1
Senal data input lerminai
11
L£
1
Load enable inpcrt tormina I
1? Do*
0
Aclive LPF connection terminal
tr>fv Dnve mode, Do*-'L‘
fr—tv: High impedance
fr<tv Sink mode. D o »-’ H"
13
*
o
Phase comparator input monitor terminal
Re’erence divider oirtput terminal
14
NC
No connection
15
bv
o
Orfterential LPF connection terminal
16
bR
o
f*>fv. bR »’ L’
bV-‘ H', eR*"H"
tr<tv: oV-"L\ ®R»“H"
O S C o u tL Z Z
= D -
T f t t t t t t t t t t t t t t
16bit Latch I
i i t t i t t t t t i i t t i t .
Reference Divider
T T T f t f tt tt t
—+j lObit uaich j
i l l f f i L .
*| 10pt! Programmable Counter }-
Charge
Charqe
Pump
-►—( F ) Dcp
Doa
— & h