PL500-37 Datasheet, PDF (3/6 Pages) Micrel Semiconductor – Low Phase Noise VCXO (36MHz to 130MHz)

(Preliminary )P L 5 0 0 -3 7
Low Phase Noise VCXO (36MHz to 130MHz)
2. AC Electrical Specifications
PARAMETERS
SYMBOL
CONDITIONS
MIN. TYP. MAX. UNITS
Input Crystal Frequency
Output Clock Rise/Fall Time
0.8V ~ 2.0V, 10 pF load
0.3V ~ 3.0V, 15 pF load
36
130
MHz
1.15
ns
3.7
Output Clock Duty Cycle
Short Circuit Current
Measured @ 1.4V
45
50
55
%
50
mA
3. DC Specifications
PARAMETERS SYMBOL
CONDITIONS
MIN.
TYP.
Supply Current,
78MHz, 15pF output load, 3.3V
7.2
Dynamic, with
I_DD
Loaded Outputs
78MHz, 15pF output load, 2.5V
5.2
Allowable output
load capacitance
C_L
(Output)
8mA drive up to 100MHz
Operating Voltage
V_DD
2.25
Output Low Voltage
at CMOS level
V_OLC
I_OL = +4mA
Output High Voltage
at CMOS level
V_OHC I_OH = -4mA
V_DD – 0.4
Output drive current
For V_OL<0.4V or V_OH>2.4V
8
Short Circuit Current
50
VCXO Control
Voltage
V_CON
0
MAX.
9
7
15
3.63
0.4
UNITS
mA
pF
V
V
V
mA
mA
V_DD
V
Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel [phone] • fax [phone] • www.micrel.com Rev 09/09/05 Page 3