Voltage Controlled Crystal Oscillator
VCXO
Page 1 of 2
VC7000 Series- General Specification
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APPROVALS
CUSTOMER
Name (please print):
Title (please print):
Signature, date:
RALTRON
Eng. approval, date: Luis Vargas 12/09/02
Sales approval, date: Tod Raphaely Dec 9,02
Created by, date:
Revision:
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ELECTRICAL SPECIFICATION:
Note 1: measurements are done @ Tamb = +25 C = 15 pF to ground; unless otherwise noted
Note 2: Fo is the actual output frequency measured during Accuracy test
Note 2: frequencies above 52 MHz use straight multi lication design
p
PARAMETER
SYMBOL
CONDITIONS
VALUE
UNIT
Frequency, nom
Supply voltage, nom.
Supply current
Freq. stability vs. temperature,
max.
Freq. stability vs. supply
changes, max.
Freq. stability vs. load changes,
max.
Aging characteristics, max.
HCMOS output levels
Duty cycle
Rise- / fall time, max.
fn
Vcc
Is
∆f/fc
(Ta)
-
Vcc” 5%
-
(ref. to +25°C)
1.000±
±
160.000
3.3VDC
5.0VDC
25.0± ..60.0
SEE PART NUMBER
GENERATION TABLE
MHz
VDC
mA
ppm
ppm
ppm
ppm
ppm
V
%
ns
∆f/fc
(∆Vs)
Supply change,
”
5%
”
5.0
”
3.0
”
4.0
”
2.0
2.97 / 0.3
4.5 / 0.5
SEE PART NUMBER
GENERATION TABLE
2.0± 10.0 (see note A)
0± +3.3
+0.5± +4.5
SEE PART NUMBER
GENERATION TABLE
∆f/fc
(∆load) Load change,
”
10%
∆f/fc
(∆t)
∆f/fc
(∆t)
VOH / VOL
DC
tr / tf
∆t=1
year
∆t=per
year thereafter
st
-
@ 50%Vcc
20%~80% Vout, 80%~20% Vout
Control voltage range
Pullability
Linearity, max.
Input impedance, min.
Modulation freq. bandwidth, min.
Operating temperature range
Storage temperature range
Absolute voltage ranges
Vc
∆F/Fo
DC
-
V
ppm
%
KΩ
KHz
°C
°C
V
Positive slope
∆f/V
Zin
-
MBW (-3dB) -
Ta
-
T(stg)
-
Vcc,Vc(abs) Non-destructive, DC
≤
10
≥
10
≥
10
SEE PART NUMBER
GENERATION TABLE
-45± +120
-0.5± +7.0
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MECHANICAL SPECIFICATION
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RALTRON ELECTRONICS CORP.
§
10651 N.W . 19 St
§
Miami, Florida 33172
§
U.S.A.
Tel: +001(305) 593-6033
§
Fax: +001(305)594-3973
§
e-mail: sales@raltron.com
§
internet: http:/www.raltron.com
Voltage Controlled Crystal Oscillator
VCXO
Page 2 of 2
1
MARKING
AREA
.820
OUTLINE TOLERANCE:
”
0.015° / 0.4mm
(Unless otherwise specified)
.520
13.2
20.32
.600
15.24
1
7
.300
7.60
.180 .005
4.60 .127
PIN OUT
Pin # 1 is the Control Voltage
Pin # 7 is the Ground, Case
Pin # 8 is the Output
Pin # 14 is the Supply Voltage,Vcc
7.874
.310
.034
.86
14
.480
12.20
8
.250 TYP.
6.35 TYP.
.018 .003 DIA(4 PLACES)
.45 .076
TYPICAL PHASE NOISE FOR FUNDAMENTAL MODE FREQUENCY
0
-50
dBc
-100
-150
-200
10 Hz
100 Hz
1 KHz
Offset from carrier
10 KHz
100 KHz
-70
-95
-120
-140
-150
PART NUMBERING SYSTEM
MINIMUM
PULLABILITY
(Over control
voltage range)
50:
100:
150:
200:
±50
ppm
±100
ppm
±150
ppm
±200
ppm
14 PIN DIP
SERIES
STABILITY
OVER
TEMPERATURE
10:
15:
20:
25:
50:
00:
±15
ppm
±15
ppm
±20
ppm
±25
ppm
±50
ppm
±100
ppm
REVISION
LEVEL
TEMPERATURE
RANGE (°C)
FREQUENCY
(MHz)
SYMMETRY
VC72: 5.0V HCMOS
VC74: 3.3V HCMOS
Assigned
LV: 0±
LZ: 0±
HZ: -20±
D3: -40±
+50
+70
+70
+85
1.00 to 160.00
Blank:40%± 60%
T: 45%± 55%
(Tight)
NOTE: Variations from standard specification are available, please contact factory.
All combinations of Stability Vs. Temperature range might not be available, please contact factory.
EXAMPLE: VC7425A-LZ-100-16.384-T
RALTRON ELECTRONICS CORP.
§
10651 N.W . 19 St
§
Miami, Florida 33172
§
U.S.A.
Tel: +001(305) 593-6033
§
Fax: +001(305)594-3973
§
e-mail: sales@raltron.com
§
internet: http:/www.raltron.com
th
DSP 与 ARM 处理器
