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CY22389

Description
Factory Programmable Quad PLL Clock Generator with VCXO
File Size293KB,10 Pages
ManufacturerCypress Semiconductor
Download Datasheet View All

CY22389 Overview

Factory Programmable Quad PLL Clock Generator with VCXO

CY22388/89/91
Factory Programmable Quad PLL
Clock Generator with VCXO
Features
Fully integrated phase-locked loops (PLLs)
QFN package:
40% smaller than 20-pin TSSOP
22% smaller than 16-pin TSSOP
Selectable Output Frequency
Programmable Output Frequencies
• up t rq e c R n eo 5 1 6MH
O tu Fe u n y a g f – 6
z
Input Frequency Range
• rs l 0 3 MH
C yt : – 0 z
a1
• x ra R frn e 1 1 0MH
E t n l eee c : – 0
e
z
Analog VCXO
16-/20-pin TSSOP and 32-pin QFN packages
3.3V operation with 2.5V output buffer option
Benefits
Meets most Digital Set Top Box, DVD Recorder, and DTV
application requirements
Multiple high-performance PLLs allow synthesis of
unrelated frequencies
Integration eliminates the need for external loop filter
components
Meets critical timing requirements in complex system
designs
Enables application compatibility
Complete VCXO solution with ±120 ppm (typical pull range)
Block Diagram
C LK A
C LK B
P LL1
C LK C
X IN
VC X O
XOUT
V IN
P LL3
P LL2
D ivider
&
M ultiplexer
C LK D
C LK E
C LK F
P LL4
C LK G
C LK H
FS 0/1/2
OE
S elect
Logic
Pin Configurations
16 -P in TS S O P
X IN
FS 0
FS 1
V IN
VD D
VSS
C LK A
C LK B
1
2
3
4
5
6
7
8
C Y 2 23 88
16
15
14
13
12
11
10
9
XOUT
VDD
FS2
VDD
VSS
C LK E
C LK D
C LK C
20-P in TSSO P
32
FS1
31
FS0
3 2 -P in Q F N
27
XOUT
26
VDD
X IN
FS 0
FS 1
CLKH
VDD
VSS
CLKD
CLKB
CLKA
CLKC
1
2
3
4
5
C Y22389
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
XO UT
VD D
V IN
1
2
3
4
5
6
7
8
25
VDD
NC
29
30
XIN
28
NC
24
23
22
O E /P D #
FS2
VDD
VDD
VSS
VSS
C LK G
C LK F
O E /P D
FS2
VIN
VD D
VSS
CLK G
CLK F
CLK E
VD D
VD D
VSS
VSS
VSS
VSS
C LKH
C Y22391
21
20
19
18
17
11
16
10
CLKB
12
13
14
15
CLKC
CLKD
CLKA
Cypress Semiconductor Corporation
Document #: 38-07734 Rev. *B
198 Champion Court
San Jose
,
CA 95134-1709
408-943-2600
Revised October 10, 2006
[+] Feedback
CLKE
NC
NC
VDD
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