PL502-04
Low Phase Noise VCXO (96MHz to 200MHz)
FEATURES
Low phase noise VCXO output for the 96MHz to
200MHz range (-128 dBc at 10kHz offset)
LVCMOS output
12 to 25MHz crystal input
Integrated variable capacitors
Selectable High Drive (30mA) or Standard Drive
(10mA) output
Wide pull range (± 250 ppm typ)
Low period jitter: 4ps RMS
3.3V operation
Available in 8-Pin SOP
XOUT
1
N/C
2
VCON
3
GND
4
PL502-04
PIN CONFIGURATION
8
XIN
7
OE^
6
VDD
5
CLK
SOP-8L
OUTPUT RANGE
DESCRIPTION
The PL502-04 is a low cost, high performance, low
phase noise VCXO, providing less than -128dBc at
10kHz offset in the 96MHz to 200MHz operating
range. The very low jitter (4 ps RMS period jitter)
makes this chip ideal for applications requiring vol tage controlled frequency sources. Input crystal can
range from 12MHz to 25MHz (fundamental resonant
mode).
MULTIPLIER
FREQUENCY
RANGE
OUTPUT
BUFFER
X8
96 - 200MHz
LVCMOS
BLOCK DIAGRAM
VCO
Divider
Reference
Divider
XIN
XOUT
XTAL
OSC
Phase
Comparator
Charge
Pump
Loop
Filter
VCO
CLK
OE
VARICAP
VCON
Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1(408) 944 -0800 • fax +1(408) 474-1000 • www.micrel.com Rev 5/16/11 Page 1
PL502-04
Low Phase Noise VCXO (96MHz to 200MHz)
PIN DESCRIPTIONS
Name
Number
Type
Description
XOUT
1
I
Crystal output. See Crystal Specifications on page 4.
N/C
2
-
Not connected.
VCON
3
I
Voltage Control input.
GND
4
P
Ground.
CLK
5
O
Output clock.
VDD
6
P
+3.3V power supply.
OE
7
I
Output Enable. Internal Pull Up.
XIN
8
I
Crystal input. See Crystal Specifications on page 4.
ELECTRICAL SPECIFICATIONS
1. Absolute Maximum Ratings
PARAMETERS
SYMBOL
Supply Voltage
MIN.
V DD
MAX.
UNITS
4.6
V
Input Voltage, dc
VI
-0.5
V DD+0.5
V
Output Voltage, dc
VO
-0.5
V DD+0.5
V
Storage Temperature
TS
-65
150
C
Ambient Operating Temperature*
TA
-40
85
C
Junction Temperature
TJ
125
C
Lead Temperature (soldering, 10s)
260
C
ESD Protection, Human Body Model
2
kV
Exposure of the device under conditions beyond the limits specified by Maximum Ratings for extended periods may cause permane nt damage to the
device and affect product reliability. These conditions represent a stress rating only, and functional oper ations of the device at these or any other co nditions above the operational limits noted in this specification is not implied. Note: Operating Temperature is guaranteed by design for all parts (CO MMERCIAL and INDUSTRIAL), but tested for COMMERCIAL grade on ly.
2. AC Electrical Specifications
PARAMETERS
SYMBOL
CONDITIONS
Input Crystal Frequency
TYP.
12
Output Clock Rise/Fall Time
(Standard Drive)
t r/t f
Output Clock Rise/Fall Time
(High Drive)
t r/t f
Output Clock Duty Cycle
MIN.
0.3V ~ 3.0V, 15 pF load
MAX.
UNITS
25
MHz
2.4
ns
0.3V ~ 3.0V, 15 pF load
Measured @ 50% V DD
1.2
45
50
55
%
Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1(408) 944 -0800 • fax +1(408) 474-1000 • www.micrel.com Rev 5/16/11 Page 2
PL502-04
Low Phase Noise VCXO (96MHz to 200MHz)
3. DC Specifications
PARAMETERS
SYMBOL
CONDITIONS
MIN.
F XIN = 25MHz
Output load 10pF
TYP.
MAX.
UNITS
20
25
mA
3.63
V
Supply Current, Dynamic,
with Loaded Outputs
I DD
Operating Voltage
V DD
Output Drive Current
(High Drive)
I OH
V OH= V DD -0.4V, V DD =3.3V
30
mA
I OL
V OL = 0.4V, V DD = 3.3V
30
mA
Output Drive Current
(Standard Drive)
I OH
V OH= V DD -0.4V, V DD =3.3V
10
mA
I OL
V OL = 0.4V, V DD = 3.3V
10
mA
2.97
50
Short Circuit Current
VCXO Control Voltage
VCON
0
mA
3.3
V
4. Voltage Control Crystal Oscillator
PARAMETERS
VCXO Stabilization Time *
SYMBOL
T VCXOSTB
CONDITIONS
MIN.
TYP.
From power valid
VCXO Tuning Range
F XIN = 12 – 25MHz;
XTAL C0 /C1 < 250
0V VCON 3.3V
CLK output pullability
VCON=1.65V, 1.65V
UNITS
10
ms
500
ppm
200
VCXO Tuning Characteristic
ppm
165
Pull range linearity
ppm/V
10
VCON pin input impedance
VCON modulation BW
MAX.
0V VCON 3.3V, -3dB
%
2000
kΩ
10
kHz
Note: Parameters denoted with an asterisk (*) represent nominal characterization data and are not production tested to any specific limits.
5. Jitter and Phase Noise Specification
PARAMETERS
CONDITIONS
RMS Period Jitter
(1 sigma – 1000 samples)
At 155MHz with capacitive
decoupling between VDD and GND.
Phase Noise relative to carrier
MIN.
TYP.
MAX.
UNITS
4
ps
155.52MHz @100Hz offset
-95
dBc/Hz
Phase Noise relative to carrier
155.52MHz @1kHz offset
-120
dBc/Hz
Phase Noise relative to carrier
155.52MHz @10kHz offset
-128
dBc/Hz
Phase Noise relative to carrier
155.52MHz @100kHz offset
-122
dBc/Hz
Phase Noise relative to carrier
155.52MHz @1MHz offset
-120
dBc/Hz
Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1(408) 944 -0800 • fax +1(408) 474-1000 • www.micrel.com Rev 5/16/11 Page 3
PL502-04
Low Phase Noise VCXO (96MHz to 200MHz)
6. Crystal Specifications
PARAMETERS
Crystal Resonator Frequency
Crystal Loading Capacitance Rating
SYMBOL
MIN.
F XIN
12
TYP.
CL (x ta l)
UNITS
25
MHz
9.5
pF
C0/C1
ESR
MAX.
RS
250
-
30
Ω
Note: Crystal Loading rating: 9.5pF is the loading the crystal sees from the VCXO chip at VCON = 1.65V. It is assumed that the cr ystal will be at nominal frequency at this load. If the crystal requires more load to be at nominal frequency, the additiona l load must be added externally.
This however may reduce the pull range.
PACKAGE INFORMATION (GREEN PACKAGE COM PLIANT)
8 PIN SOP (in mm)
Symbol
A
A1
B
C
D
E
H
L
e
Min.
Max.
1.47
1.73
0.10
0.25
0.33
0.51
0.19
0.25
4.80
4.95
3.80
4.00
5.80
6.20
0.38
1.27
1.27 BSC
E
H
D
A
A1
C
e
B
L
Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1(408) 944 -0800 • fax +1(408) 474-1000 • www.micrel.com Rev 5/16/11 Page 4
PL502-04
Low Phase Noise VCXO (96MHz to 200MHz)
ORDERING INFORM ATION (GREEN PACKAGE COM PLIANT)
For part ordering, please contact our Sales Department:
2180 Fortune Drive, San Jose, CA 95131, USA
Tel: (408) 944-0800 Fax: (408) 474-1000
PART NUMBER
The order number for this device is a combination of the following:
Part number, Package type and Operating temperature range
PL502-04 H X X X
Part Number
Shipping Option
Blank=Tube
R=Tape & Reel
Optional High
Drive
Package Type
S=SOP-8L
Part/Order Number
PL502-04SC
PL502-04SC-R
PL502-04HSC
PL502-04HSC-R
Temperature Range
C=Commercial (0°C to 70°C)
I=Industrial (-40°C to 85°C)
Marking
P502-04
SC
LLLLL
P502-04H
SC
LLLLL
Package Option
SOP - Tube
SOP - Tape and Reel
SOP - Tube
SOP - Tape and Reel
*Note: “LLL” or “LLLLL” are designates lot number
Micrel Inc., reserves the right to make changes in its pr oducts or specifications, or both at any time without notice. The information furnished by Micrel
is believed to be accurate and reliable. However, Micrel makes no guarantee or warranty concerning the accuracy of said info rmation and shall not be
responsible for any loss or damage of whatever nature resulting from the use of, or reliance upon this product.
LIFE SUPPORT POLICY: Micrel’s products are not authorized for use as critical components in life support devices or systems without the express
written approval of the President of Micrel Inc.
Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1(408) 944 -0800 • fax +1(408) 474-1000 • www.micrel.com Rev 5/16/11 Page 5
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