NXP Semiconductors TDA8752B Fig 3. PLL diagram.

Philips Semiconductors TDA8752B
Triple high-speed Analog-to-Digital Converter 110 Msps
Product specification Rev. 03 — 21 July 2000 6 of 38
9397 750 07338 © Philips Electronics N.V. 2000. All rights reserved.
Fig 3. PLL diagram.
FCE465
PHASE
FREQUENCY
DETECTOR
I
2
C-bus; 5 bits
(Ip, Up, Do)
I
2
C-bus; 1 bit
(Vlevel)
I
2
C-bus; 12 bits (Di) I
2
C-bus;
1 bit (Ckb)
phase selector A
I
2
C-bus;
5 bits (Pa) I
2
C-bus;
1 bit (Cka)
I
2
C-bus;
1 bit (Ckab)
edge selector
I
2
C-bus;
1 bit
(Edge) CLKADC
I
2
C-bus;
2 bits (Vco)
CZ
loop filter
I
2
C-bus;
3 bits (Z)
12 to
100 MHz
DIV N (100 to 4095)
0°/180°
MUX
SYNCHRO
MUX
MUX
NCKBO
CP
CZ CP
COAST CKEXT INV
VCO CKADCO
CKAO
CKREFO
CKREF
phase selector B
I
2
C-bus; 5 bits (Pb)
CKBO