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CY22388_06 Datasheet, PDF (1/10 Pages) Cypress Semiconductor – Factory Programmable Quad PLL Clock Generator with VCXO | |||
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Features
â¢Fully integrated phase-locked loops (PLLs)
â¢QFN package:
â¢40% smaller than 20-pin TSSOP
â¢22% smaller than 16-pin TSSOP
â¢Selectable Output Frequency
â¢Programmable Output Frequencies
â¢OutputFrequencyRangeof5â166MHz
â¢Input Frequency Range
â¢Crystal:10â30MHz
â¢ExternalReference:1â100MHz
â¢Analog VCXO
â¢16-/20-pin TSSOP and 32-pin QFN packages
â¢3.3V operation with 2.5V output buffer option
CY22388/89/91
Factory Programmable Quad PLL
Clock Generator with VCXO
Benefits
â¢Meets most Digital Set Top Box, DVD Recorder, and DTV
application requirements
â¢Multiple high-performance PLLs allow synthesis of
unrelated frequencies
â¢Integration eliminates the need for external loop filter
components
â¢Meets critical timing requirements in complex system
designs
â¢Enables application compatibility
â¢Complete VCXO solution with ±120 ppm (typical pull range)
Block Diagram
X IN
XOUT
V IN
VCXO
PLL1
PLL2
PLL3
PLL4
D iv ide r
&
M ultiplexer
F S 0 /1 /2
OE
Select
Logic
Pin Configurations
XIN
FS0
FS1
VIN
VDD
VSS
CLKA
CLKB
16-Pin TSSOP
1
16
2
15
3
14
4
13
CY22388
5
12
6
11
7
10
8
9
XOUT
VDD
FS2
VDD
VSS
CLKE
CLKD
CLKC
X IN
FS0
FS1
CLKH
VDD
VSS
CLKD
CLKB
CLKA
CLKC
20-Pin TSSOP
1
20
2
19
3
18
4
17
5
16
CY22389
6
15
7
14
8
13
9
12
10
11
XOUT
VDD
O E /P D
FS2
VIN
VDD
VSS
CLKG
CLKF
CLKE
C LK A
CLKB
C LK C
CLKD
CLKE
C LK F
CLKG
CLKH
VIN 1
VDD 2
VDD 3
VSS 4
VSS 5
VSS 6
VSS 7
CLKH 8
32-Pin Q FN
CY22391
24 OE /PD #
23 FS2
22 VDD
21 VDD
20 VSS
19 VSS
18 CLKG
17 CLKF
Cypress Semiconductor Corporation
Document #: 38-07734 Rev. *B
⢠198 Champion Court ⢠San Jose, CA 95134-1709 ⢠408-943-2600
Revised October 10, 2006
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