Pl tronics, Inc.
.
19013 36th Ave. W, Suite H Lynnwood, WA 98036 USA
Manufacturer of High Quality Frequency Control Products
VC7 VCXO Series
6 Pad Leadless Ceramic Surface Mount Voltage Controlled Xtal Oscillator
CMOS/ TTL Compatible with Enable/Disable
Standard Specifications
Overall Frequency Stability
Operating Temperature Range
Supply Voltage (Vcc)
Output Load
Control Voltage Range (CVR)
Pullablity over CVR
Linearity
Enable/Disable Option (E/D)
± 25, 50 PPM over Operating Temperature Range
0 to +70° C is standard, but can be extended to
-
40 to +85°C for certain frequencies
5.0 volts and 3.3 volts available, .01
μF
bypass cap recommended
Standard load is 15pF maximum, see Test Circuit 9 (consult factory for
heavier
loads)
0.5 to 4.5 volts for 5.0 volt Supply; 0.0 to 3.3 volts for 3.3 volt Supply
± 90 PPM. Consult factory for other values.
± 10% (Consult factory for ± 5%)
Output enabled when Pin #2 is open or at Logic “1”; Output disabled when Pin #2 is at Logic “0”.
Supply Current
Icc (mA)
Typical
Maximum
Rise and Fall Time
Tr & Tf (nS)
Typical
Maximum
8.000 MHz
–
70.000 MHz
Frequency Range
(MHz)
8.000 – 20.000
20.001 – 30.000
30.001 – 70.000
10
15
3.5
20
25
3.0
25
30
3.0
Part Numbering Guide
5.0
4.5
4.0
Portions of the part number that appear after the frequency may not be marked on part (C of C provided)
3 VC75H 25 B S - 10.0M - XXX
(Internal Code or blank)
Packaging
Tray or
16mm tape
8mm pitch
Supply Voltage
Blank= 5.0 volts ±5%
Model
3= 3.3 volts ±5%
VC74H = E/D on 5
VC75H = E/D on 2
Frequency Stability
25: ± 25 PPM
50: ± 50 PPM
00: ± 100 PPM
Frequency in MHz
Frequency Deviation (Pullability) over CVR
S: ± 90 PPM
Operating Temperature Range
B: 0 to +70
°
C
F: -40 to +85
°
C
Consult factory for available frequencies and specs. Not all options available for all frequencies. A special part number may be assigned.
Frequency Stability is inclusive of frequency shifts due to calibration, temperature, supply voltage, shock, vibration and load
Mechanical: inches (mm)
not to scale
Solder Pads
0.200 (5.08)
Due to part size and factory abilities, part marking may vary from lot to lot and may contain our part number or an internal code.
0.276 (7.0 ± .15)
0.197
(5.0 ± .15)
4
3
0.200 (5.08)
0.075 (1.9)
MAX
0.055
(1.4)
5
2
6
1
0.024
(0.60)
0.004 (0.10)
6
5
4
0 .087 (2.2)
0.050 (1.27)
.01
m
F
bypass
capacitor
1
2
3
0 .079 (2.0)
VC75H
PIN
1
2
3
4
5
6
SIGNAL
Vcon
E/D
GND
OUT
N.C.
Vcc
VC74H
PIN
1
2
3
4
5
6
SIGNAL
Vcon
N.C.
GND
OUT
E/D
Vcc
0 .055
(1.4)
For Best Performance,
Do NOT allow any traces other
than ground under oscillators
(Even in buried layers)
Dec 2006
Pl tronics, Inc.
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com
25
Electronics Design Contest
京公网安备 11010802033920号
EEWORLD
