Crystal Oscillator
PX-421
PX-421
PX-4
21
PX-421
PX-421
Features
•
•
•
•
•
•
Frequency: 10 KHz to 125 MHz
4 Pin 1/2 DIP Package
with Through Hole and SMD lead options
Fully RoHS Compliant
*
No pure tin is used in this product
Previous Model: CO-449, MC720, MC721, 7140, 4140, ACA1
Made in USA
•
•
•
•
•
•
Applications
Low voltage clock applications
Military Portable Radios
Avionics and Instrumentation
Test and Measurement Equipment
Medical Equipment
Navigation
*
( Except parts with Sn/Pb
Solder Coated Option
)
Performance Specifications
Frequency Stabilities
Parameter
Min
-15
-25
-50
-100
-25
-50
-100
-50
-100
-50
-100
-50
-100
Initial tolerance
-15
-25
-50
-100
Typ
Max
+15
+25
+50
+100
+25
+50
+100
+50
+100
+50
+100
+50
+100
+15
+25
+50
+100
Units
Condition
ppm
ppm
*
( Except parts with Sn-Pb Solder Coated
+70°C
)
0…
Option
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
-40… +85°C
-55… +85°C
-55… +105°C
-55… +125°C
@+25°C
@+25°C
@+25°C
@+25°C
vs. operating temperature range
(referenced to +25°C)
Vectron International • 267 Lowell Road, Unit 102, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
1 of
8
Performance Specifications
Frequency Stabilities
Parameter
Min
-20
-25
-50
-100
Overall tolerance
(Referenced to +25°C)
(includes operating temperature
and initial accuracy)
-25
-50
-100
-50
-65
-100
-50
-65
-100
-65
-80
-100
vs. supply voltage change
vs. load change
vs. aging / 1st year
vs. aging / year (following years)
Supply voltage
Supply voltage
Supply voltage
Supply voltage
Current consumption
(+5 VDC)
-2
-1
-3
-1
4.75
3.135
2.375
1.71
5.0
3.3
2.5
1.8
Typ
Max
+20
+25
+50
+100
+25
+50
+100
+50
+65
+100
+50
+65
+100
+65
+80
+100
+2
+1
+3
+1
5.25
3.465
2.625
1.89
15
20
40
1.5
4
8
12
20
30
1.0
2
3
4
10
15
Units
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
VDC
VDC
VDC
VDC
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
Condition
0… +70°C
-40… +85°C
-55… +85°C
-55… +105°C
-55… +125°C
VS ± 5%
Load ± 5%
after 30 days of operation
Supply Voltage (Vs)
ACMOS or TTL 1.0 to 23.9 MHz
ACMOS or TTL 24 to 49.9 MHz
ACMOS or TTL 50 to 125.00 MHz
ACMOS 1.0 to 14.9 MHZ
ACMOS 15.0 to 39.9 MHZ
ACMOS 40.0 to 59.9 MHZ
ACMOS 60.0 to 84.9 MHZ
ACMOS 85.0 to 124.9 MHZ
ACMOS 125.0 to 170.0 MHZ
ACMOS 1.0 to 14.9 MHZ
ACMOS 15.0 to 39.9 MHZ
ACMOS 40.0 to 59.9 MHZ
ACMOS 60.0 to 84.9 MHZ
ACMOS 85.0 to 124.9 MHZ
ACMOS 125.0 to 170.0 MHZ
Current consumption
(+3.3 VDC or +2.5 VDC)
Current consumption
(+1.8 VDC)
RF Output
Signal
Load
Signal Level (Vol)
4.5
3.0
2.25
1.62
10
6
3
HCMOS / ACMOS
15
0.5
0.3
0.25
0.2
pF
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
ns
ns
ns
with Vs=5.0V and 15pF load
with Vs=3.3V and 15pF load
with Vs= 2.5V and 15pF load
with Vs= 1.8V and 15pF load
with Vs=5.0V and 15pF load
with Vs=3.3V and 15pF load
with Vs=2.5V and 15pF load
with Vs=1.8V and 15pF load
1.0 to 23.9 MHz
24.0 to 79.9 MHz
80.0 to 125.0 MHz
Signal Level (Voh)
Rise and fall times for ACMOS
(measured 10% to 90%)
Duty cycle
45
55
%
@ 50% < 15 MHz
Vectron International
267 Lowell Road, Unit 102, Hudson, NH
%
40
60
@ 50% => 15 MHz
Vectron International •
• 267 Lowell Road, Unit 102, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
2 of
8
Performance Specifications
Frequency Stabilities
Parameter
Signal
Load
Min
Typ
Max
TTL
10
0.4
Units
TTL
VDC
Condition
Signal Level (Vol)
Signal Level (Voh)
Rise and fall times for ACMOS
(measured
0
.8
V
to
2.0 V
)
+2.4
5
3
45
40
55
60
7.0
3.6
-55
-62
+125
+125
VDC
ns
ns
%
%
V
V
°C
°C
1.0 to 23.9 MHz
24.0 to 125 MHz
@ 1.4V < 15 MHz
@ 1.4V >= 15 MHz
with Vs=5.0VDC and 3.3 VDC
with Vs=2.5VDC and 1.8 VDC
Duty cycle
Absolute Maximum Ratings
Supply voltage (Vs)
Supply voltage (Vs)
Operable temperature range
Storage temperature range
Additional Parameters
Screening
Vectron Verification
Class B, MIL-PRF-55310, Rev. E
Logic “0“ input = Outputs disabled (Tri-state)
Logic “1“ or floating input = Outputs enabled
Logic “1” input = Outputs disabled (Tri-state)
Logic”0” or floating input = Outputs enabled
Handling & processing note
Output Enable Hi
Output Enable Lo
Processing & Packing
Standard Environmentals
Vibration
Shock
Acceleration
Temperature Cycling
Thermal Shock
Solderability
Leak Test (Fine and Gross)
MIL-STD-202, Method 204, Condition G (30 G, 10Hz-2000Hz)
MIL-STD-202, Method 213, Condition
E
(1000g,
0.5ms, 1/2 sine)
MIL-STD-883, Method 2001, Condition A (5000 G, Y1 Plane)
MIL-STD-883, Method 1010, Condition B
MIL-STD-
202
, Method 107, Condition B
MIL-STD-202, Method 208
MIL-STD-883, Method 1014, Condition A1 and C1
Vectron International • 267 Lowell Road, Unit 102, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
3 of
8
Phase Noise Plot
Vectron International • 267 Lowell Road, Unit 102, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
4
of
8
Outline Drawing / Enclosure
Dimensions in inches (mm)
Pin Connections
1
4
5
8
Enable, Disable, or No Connection
Case Ground
Output
B+ (+5VDC Supply Voltage)
Standard Shipping Method
Vectron International • 267 Lowell Road, Unit 102, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
5
of
8
测试/测量
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
