W194 Datasheet, PDF (1/6 Pages) Cypress Semiconductor – Frequency Multiplier and Zero Delay Buffer

W194
Frequency Multiplier and Zero Delay Buffer
Features
• Two outputs
• Configuration options allow various multiplications of
the reference frequency—refer to Table 1 to determine
the specific option which meets your multiplication
needs
• Available in 8-pin SOIC package
Key Specifications
Operating Voltage: .............................. 3.3V±5% or 5.0±10%
Operating Range: .......................10 MHz < f_OUT1 < 133 MHz
Absolute Jitter: ......................................................... ±500 ps
Output to Output Skew: .............................................. 250 ps
Propagation Delay: ................................................... ±350 ps
Propagation delay is affected by input rise time.
Block Diagram
Table 1. Configuration Options
FBIN
OUT1
OUT1
OUT1
OUT1
OUT2
OUT2
OUT2
OUT2
FS0 FS1
OUT1
0
0
2 X REF
1
0
4 X REF
0
1
REF
1
1
8 X REF
0
0
4 X REF
1
0
8 X REF
0
1
2 X REF
1
1
16 X REF
Pin Configuration
OUT2
REF
2 X REF
REF/2
4 X REF
2 X REF
4 X REF
REF
8 X REF
FBIN
FS0
÷Q
FS1
External feedback connection to
OUT1 or OUT2, not both
FBIN
IN
GND
FS0
SOIC
1
8
2
7
3
6
4
5
OUT2
VDD
OUT1
FS1
IN
Reference
Input
Phase
Detector
Charge
Pump
Loop
Filter
Output
Buffer
VCO
÷2
Output
Buffer
OUT1
OUT2
Cypress Semiconductor Corporation • 3901 North First Street • San Jose • CA 95134 • 408-943-2600
January 5, 2000, rev. *A