Data Sheet

VF594-T
V C X O
VF594–T
HCMOS/TTL Compatible Tristate VCXO
Surface Mount Ceramic Package
F E AT U R E S
Wide Frequency Range
• Very Low Phase Jitter
at All Frequencies
• Wide Pullability (±1000ppm
available at some frequencies)
•
Absolute
Max. Ratings
Parameter
Symb
Max
Unit
Vcc
–0.5
7.0
V
Storage Temp.
Ts
–55
+85
°C
Control Voltage
Vc
–1
9
V
F
1.54
160
MHz
Input Break
Down Voltage
Frequency
Range
EMI Shielded
• Standard Footprint
•
Frequency
Stability
∆F/F
Input Voltage
Vcc
Input Current
Icc
VF594-T
Duty Cycle
0.385" MAX.
(9,78mm)
44.736MHZ
Electrical
BO1H
1
0.550" TYP.
(13,97mm)
0.130" TYP.
(3,302 mm)
0.200"
(5,08mm)
40
20% to 80%
Voh
Max Load
Logic “0” Level
Vol
Max Load
Start–up Time
Ts
1
2
3
Absolute
Pull Range
6
5
4
Tristate
Function
50
Setability (Vc
for center freq)
VF594
FREQUENCY STABILITY
Code
Specification
S
±20
±25
FREQ.
T
ABSOLUTE PULL RANGE (ppm)
ppm
ppm (std.)
Code
Specification
XXXX
±50 ppm (std.)
up to ±1000 ppm
Environmental
and Mechanical
Creating a Part Number
(customer to specify)
V
Std.
LV Opt.
mA
@20MHz
fm
Vc
60
%
1
6
ns
2
0.1Vcc
2
10
1
@Vc = 2.5V
10
fm<10KHz
50
Vcc = 5V
Vcc = 3.3V
0.00
0.00
ms
ps
fj>1KHz
KHz
@–3db
KOhm
2.50
1.65
Monotonic,
Positive
5.00
3.30
50
75
APR
V
3
ppm/V Vcc = 5.0V
Vcc = 3.3V
±50
ppm
Input HIGH (>2.5V) or floating: ACTIVE
Input LOW (<0.5V): INFINITE IMPEDANCE
Linearity
All dimensions are typical unless otherwise specified.
ppm
0.9Vcc
1σ
Deviation Slope
0.300"
(7,62 mm)
Mounting Center
5.25
3.45
12
Tr/Tf
Control Voltage
5.00
3.30
No Load
Logic “1” Level
Input Impedance
0.100"
(2,54mm)
Note
±25
4.75
3.15
Rise/Fall Time
Modulation BW
Typ
Vs. Temp., Vcc
@1.4V
Phase Jitter
0.185" MAX.
(4,70mm)
Min
10 TTL gates or 50pF MAX
AC coupled 50 Ohm termination recommended @ F>54 MHz
Load
0.350" MAX.
(8,89mm)
Condition
Vc0
@25°C, Fnom.
2.00
1.20
2.50
1.65
±20
%
4
3.00
2.10
V
Vcc = 5.0V
Vcc = 3.3V
Operating
Temperature Range
0°C to +70°C (–40°C to +85°C available)
Mechanical Shock
Per MIL–STD–202, Method 213, Cond. E
Thermal Shock
Per MIL–STD–883, Method 1011, Cond. A
Vibration
Per MIL–STD–883, Method 2007, Cond. A
Soldering Conditions
260°C, for 10s, Max; 230°C, for 90s, Max.
Hermetic Seal
Leak rate less than 5 x 10–8 atm.cc/s of helium
Pin Out
Pin #1–Voltage Control
Pin #3–Ground, Case
Pin #5–N/C
Code
Specification
H
±5%
±10% (std.)
Code
Specification
1
0°C to +70°C (std.)
-40°C to +85°C
INPUT VOLTAGE
Code
Specification
L
3.3 Volt ±5%
5.0 Volt ±5% (std.)
Example: VF594SHL-T-100-44.736MHz: Frequency Stability ±20ppm,
Duty Cycle ±5%, Input Voltage 3.3 Volt ±5%, Operating Temperature
0°C to +70°C, Tristate Output, APR ±100ppm, Frequency 44.736MHz.
Electrical
Connections
OPERATIONAL TEMP. RANGE
DUTY CYCLE
Pin #2–Tristate Control
Pin #4–Output
Pin #6–Vcc
Notes:
1. Tighter duty cycle available.
2. Frequency dependent. Shorter at higher frequencies.
3. 0V to 5V control voltage available for Vcc 3.3V. Nominal Control Voltage is 2.5V and Setability is ±0.5V
in this case.
4. 10% and 5% available.
All specifications are subject to change without notice.
86
75 South Street, Hopkinton, MA 01748
800-982-5737
508-435-6831
Fax: 508-435-5289 www.valpeyfisher.com
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