810001-22_17 Datasheet, PDF (2/19 Pages) Integrated Device Technology – FemtoClock™ Dual VCXO Video PLL

810001-22 DATA SHEET
Block Diagram
Loop
Filter
CLK0
0
CLK1
1
CLK_SEL
4
V3:V0
VCXO
Divider
Table
Phase
Detector
0
1
Charge
Pump
VCXO
VCXO Feedback Divider
(M Value from Table)
VCXO Jitter Attenuation PLL
00
01
Output
FemtoClock
10
Frequency Multiplier
Divider
01
10
10
Q
11
0= x22
11
00 = 4
11
01 = 8
OE
MR
Master Reset
1= x24
10 = 12
11 = 18
MF
N1:N0 ²
2
nBP1:nBP0
Pin Assignment
32 31 30 29 28 27 26 25
LF1 1
24 N0
LF0 2
23 N1
ISET 3
22 nBP1
V_DD 4
nBP0 5
21 OE
20 GND
GND 6
19 Q
CLK_SEL 7
18 VDDO
CLK1 8
17 VDDA
9 10 11 12 13 14 15 16
810001-22
32 Lead VFQFN
5mm x 5mm x 0.925mm package body
K Package
Top View
FEMTOCLOCK™ DUAL VCXO VIDEO PLL
2
Rev A 8/14/15