FLAT PACK
Q-TECH
CORPORATION
CRYSTAL CLOCK OSCILLATORS
-5.2 to -4.5Vdc & 1.8 to 15Vdc - 0.12Hz to 200MHz
Description
Q-Tech’s flat pack crystal oscillators consist of a source
clock square wave generator, logic output buffers and/or
logic divider stages, and a round A high-precision
T
quartz crystal built in an all metal flat package.
Features
• Made in the USA
• ECCN: EAR99
• DFARS 252-225-7014 Compliant:
Electronic Component Exemption
• USML Registration # M17677
• Wide frequency range from 0.12Hz to 200MHz
• Available as QPL MIL-PRF-55310/21 (TTL)
QT24 only
• Choice of flat packs and pin outs
• Choice of supply voltages
• Choice of output logic options
• A
T-Cut crystal
• All metal hermetically sealed package
• Tight or custom symmetry available
• Capacitive load drive capability (Z output)
• Low height
• External tuning capacitor option
• Fundamental and third overtone designs
• Tristate function option D
• Three-point crystal mounts
• Custom design available tailors to meet
customer’s needs
• Q-Tech does not use pure lead or pure tin in its
products
• RoHS compliant
Ordering Information
Solder Dip Option:
T = Standard
S = Solder Dip (*)
(See page 4)
Q T2 5TD 9 M - 6 0. 0 0 0M H z
Q T 25 T D 9 M - 60.000MHz
Output Frequency
Screening Option:
Blank = No Screening
M = Per MIL-PRF-55310, Level B
1=
4=
5=
6=
9=
10 =
11 =
12 =
(Sample part number)
Package:
C
AC
HC
T
L
N
R
E
EH
EF
PE
LP
LW
NW
Z
Logic & Supply Voltage:
= CMOS +5.0V to +15.0V (**)
= ACMOS
+5.0V
= HCMOS
+5.0V
= TTL
+5.0V
= LVHCMOS
+3.3V
= LVHCMOS
+2.5V
= LVHCMOS
+1.8V
= 10K ECL
-5.2V
= 10KH ECL
-5.2V
= 100K/300K ECL -4.5V
= PECL
+5.0V
= PECL
+3.3V
= LVDS
+3.3V
= LVDS
+2.5V
= Z output
Tristate Option:
(Standard offering in LW & NW)
Blank = No Tristate
D = Tristate
Frequency vs. Temperature Code:
± 100ppm at
0ºC to +70ºC
± 50ppm at
0ºC to +70ºC
± 25ppm at -20ºC to +70ºC
± 50ppm at -55ºC to +105ºC
± 50ppm at -55ºC to +125ºC
± 100ppm at -55ºC to +125ºC
± 50ppm at -40ºC to +85ºC
± 100ppm at -40ºC to +85ºC
(*) Hot Solder Dip Sn60/Pb40 per MIL-PRF 55310 is optional for an additional cost
(**) Please specify supply voltage when ordering CMOS
For frequency stability vs. temperature options not listed herein,
request a custom part number.
Applications
• Designed to meet today’s requirements for all
voltage applications
• Wide military clock applications
• Industrial controls
• Microcontroller driver
For Non-Standard requirements, contact Q-Tech Corporation at
Sales@Q-Tech.com
Packaging Options
• Standard packaging in a locked anti-static cardboard
Other Options Available For An Additional Charge
• Lead forming available on all packages. Please contact for
details.
• P. I. N. D. test (MIL-STD 883, Method 2020)
• Lead trimming
All Flat Pack packages are available in surface mount form.
Specifications subject to change without prior notice.
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
QPDS-0131 (Revision -, March 2017) renamed from Flat Pack (Revision F, August 2010) (ECO# 9934)
1
FLAT PACK
Q-TECH
CORPORATION
CRYSTAL CLOCK OSCILLATORS
-5.2 to -4.5Vdc & 1.8 to 15Vdc - 0.12Hz to 200MHz
Electrical Characteristics
Output freq. range QT21, 24, 25, 27
(Fo)
QT22, 26, 28, 29
Supply voltage (Vdd)
Maximum Applied Voltage (Vdd max.)
Operating temp. (Topr)
Storage temp. (Tsto)
F and Vdd dependent
3 mA max. at 5V up to 5MHz
25 mA max. at 15V up to 15MHz
20 mA max. -
25 mA max. -
35 mA max. -
45 mA max. -
60 mA max. -
0.12Hz ~
16MHz ~
40MHz ~
60MHz ~
85MHz ~
<
<
<
<
16MHz
40MHz
60MHz
85MHz
125MHz
Freq. stability (∆F/∆T)
Parameters
500Hz — 15MHz
C
5V ~ 15Vdc ± 10%
-0.5 to +18Vdc
500Hz — 15MHz
500Hz — 125MHz
500Hz — 85MHz
AC
0.12Hz — 125MHz
500Hz — 85MHz
5.0Vdc ± 10%
HC
0.12Hz — 125MHz
500Hz — 85MHz
T
0.12Hz — 160MHz
500Hz — 85MHz
3.3Vdc ± 10%
L (*)
ECL / PECL (**)
1MHz — 200MHz
8MHz — 85MHz
-5.2Vdc ± 5% (10K / 10KHECL)
5Vdc ± 5% (PECL)
3.3Vdc ± 5% (LVPECL)
-0.5 to +7.0Vdc
See Option codes
-62ºC to + 125ºC
See Option codes
-0.5 to +5.0Vdc
0 to -8.0Vdc (10K / 10KHECL)
0 to +8.0Vdc (PECL)
0 to +5.0Vdc (LVPECL)
Operating supply current
(Idd) (No Load)
Symmetry
(50% of ouput waveform or 1.4Vdc for
TTL)
Rise and Fall times
(with typical load)
Output Load
45/55% max. Fo < 4MHz
40/60% max. Fo ≥ 4MHz
30ns max.
(Measured from 10% to 90%)
45/55% max. Fo < 12MHz
40/60% max. Fo ≥ 12MHz
3 mA max. - 0.12Hz ~ < 500kHz
6 mA max. - 500kHz ~ < 16MHz
10 mA max. - 16MHz ~ < 32MHz
20 mA max. - 32MHz ~ < 60MHz
30 mA max. - 60MHz ~ < 100MHz
40 mA max. - 100MHz ~ < 130MHz
50 mA max. - 130MHz ~ 160MHz
45 mA max. - 8MHz ~ < 125MHz
75 mA max. - 125MHz ~ 200MHz
45/55% max. Fo < 12MHz
40/60% max. Fo ≥ 12MHz
3.5ns max. Fo < 125MHz
3ns max. Fo 125MHz ~ 200MHz
15pF // 10kΩ
15ns max. Fo < 15kHz
6ns max. Fo 15kHz ~ 39.999MHz
3ns max. Fo 40MHz ~ 160 MHz
(Measured from 10% to 90% CMOS or from 0.8V to 2.0V TTL)
10TTL Fo < 20MHz
6TTL Fo ≥ 20MHz
2.4V min.; 0.4V max.
±8 mA
VIH ≥ 2.2V Oscillation;
VIL ≤ 0.8V High Impedance
-1.6mA / TTL
+40μA / TTL
10ms max.
15pF // 10kΩ
(Measured from 20% to 80%)
50Ω to -2V (10K / 10KH)
50Ω to Vcc -2V (P & LP)
Start-up time (Tstup)
Output voltage (Voh/Vol)
Output Current (Ioh/Iol)
± 1mA typ. at 5V
± 6.8mA typ. at 15V
Call for details
0.9 x Vdd min.; 0.1 x Vdd max.
± 24mA
0.9 x Vdd min.; 0.1 x Vdd max.
± 4mA .
VIH ≥ 0.7 x Vdd Oscillation;
VIL ≤ 0.3 x Vdd High Impedance
15ps typ. - < 40MHz
8ps typ. - ≥ 40MHz
-1.15V min; -1.54V max. (E)
4V min.; 3.37V max. (PE)
2.27V min.; 1.68V max. (LP)
-50mA
Enable/Disable
Tristate function
Aging (at 70ºC)
Jitter RMS 1σ (at 25ºC)
8ps typ. - < 40MHz
5ps typ. - ≥ 40MHz
(*)
(**)
Z
Available in 2.5Vdc (N) or 1.8Vdc (R)
Please contact Q-Tech for details on 100KECL logic (EF)
Output logic can drive up to 200 pF load with typical 6ns rise & fall times (tr, tf)
Q-TECH Corporation
-
± 5ppm max. first year / ± 2ppm typ. per year thereafter
Integrated phase jitter
12kHz - 20MHz 1ps typ.
Call for details
10150 W. Jefferson Boulevard, Culver City 90232
-
Tel: 310-836-7900 - Fax: 310-836-2157
-
www.q-tech.com
QPDS-0131 (Revision -, March 2017) renamed from Flat Pack (Revision F, August 2010) (ECO# 9934)
2
FLAT PACK
Q-TECH
CORPORATION
CRYSTAL CLOCK OSCILLATORS
-5.2 to -4.5Vdc & 1.8 to 15Vdc - 0.12Hz to 200MHz
Electrical Characteristics
Output frequency range (Fo)
Supply voltage (Vdd)
Max. Applied Voltage
Parameters
40.000MHz — 200.000MHz
3.3Vdc ± 5%
LW
80.000MHz — 200.000MHz
2.5Vdc ± 5%
NW
Notes
FP16, FP20
Frequency stability (∆F/∆T)
Operating Temperature
Storage Temperature
Logic
-0.5Vdc min. | +5Vdc max.
See Option Codes
-62ºC to +125ºC
66 mA max.
LVDS
Input Current
(Measured without Load at max. Vdd)
Output Voltage VOL
Output Voltage VOH
FP16, FP20
Differential Output Voltage (VOD)
Offset Voltage (VOS)
Output Waveform
Duty Cycle
Load
Rise and Fall Time
247mV min. | 330 mV nom. | 454mV max.
1.125V min. | 1.125V nom. | 1.375V max.
Square Wave
600ps max.
100Ω
1.65V min. | 1.45V nom.
0.90V min. | 1.1V nom.
45% min. | 50% nom. | 55% max.
±1.5 ppm
±2.0 ppm
±5 ppm
10 ms
20% to 80%
Connected between Q and QNOT
40MHz < F < 150MHz
F > 150MHz
(Note 1)
(Note 2)
Frequency Aging after 30 days
Frequency Aging/Year
Start-up Time
Output Enable VIH
Output Disable VIL
0.3 x Vdd max.
0.7 x Vdd min.
Output High Impedance
Notes:
1. Normal frequency aging is up to 30 days. However, aging may be ceased if value at 15 days is half than the limit of
30-day aging value, or continued up to 90 days if value exceeds 30 day aging limit.
2. Aging is ±5ppm after first year and ±2ppm/year thereafter.
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
QPDS-0131 (Revision -, March 2017) renamed from Flat Pack (Revision F, August 2010) (ECO# 9934)
3
FLAT PACK
Q-TECH
CORPORATION
CRYSTAL CLOCK OSCILLATORS
-5.2 to -4.5Vdc & 1.8 to 15Vdc - 0.12Hz to 200MHz
B
C
D
Package Outline and Pin Connections
Dimensions are in inches (mm)
A
QT21
Q-TECH
P/N
FREQ.
D/C S/N
QT22
QT24
Q-TECH
P/N
FREQ.
D/C S/N
QT25
Q-TECH
P/N
FREQ.
D/C S/N
Q-TECH
P/N
FREQ.
D/C S/N
.120
MAX.
(3.05)
.140
(3.56)
.120
(3.05)
.150
MAX.
(3.81)
MAX.
.060/.035
(1.52/.889)
.085/.070
(2.16/1.78)
.010
(.254)
.010
(.254)
.060/.045
(1.52/1.14)
.010
(.254)
.060/.045
(1.52/1.14)
.010
(.254)
.375±.005
.625
.050
(1.27)
10
11
(15.88)
SQ.
(9.53±.13)
.050
(1.27)
8
9
.500±.005
(12.70±.13)
.450
(11.43)
.625
.050
(1.27)
10
SQ.
.050
(1.27)
11
.625
(15.88)
(15.88)
SQ.
10
11
.350
(8.89)
1
16
.015
1
20
.450
(11.43)
.450
(11.43)
1
.015
.500
(12.70)
MIN.
20
.500
1
20
.015
.015
(.381)
.500
MIN.
(.381)
.500
MIN.
(.381)
(.381)
(12.70)
MIN.
E
(12.70)
(12.70)
F
Pin Connections
QT # Conf Vcc
GND Case
10
10
10
7
9
9
10
10
10
7
9
9
Output
(*)
10
11
11
10
8
11
QT21
QT22
.120
(3.05)
QT26
QT28
A
B
C
E
F
13
13
13
14
8
8
E/D
or
N/C
12
12
12
11
6
11
Equivalent
MIL-PRF-55310
Configuration
N/A
N/A
N/A
N/A
N/A
Q-TECH
P/N
FREQ.
D/C S/N
Q-TECH
P/N
FREQ.
D/C S/N
QT24
MAX.
.160
(4.06)
QT25
QT26
QT28
D
/21 = QT24T
MAX.
.05
MIN.
(1.27)
.070
(1.78)
.590
.100
(2.54)
7
8
.010
(.254)
.05
MIN.
(1.27)
.010
(.254)
(*)
ECL / PECL complimentary output available on pin 12 (except
QT22, 26, & 28) with a Q-Tech custom part number
±.005
(14.99)
.375±.005
.050
(1.27)
.790
±.005
.600
(15.24)
(20.07)
(9.53±.13)
LVDS Pin Connections
9
8
QT # Conf Vcc
.500±.005
(12.70±.13)
.350
(8.89)
QT21
QT22
QT24
QT25
QT26
QT28
A
B
C
E
F
D
13
13
N/A
8
13
8
Output Output
GND Case
(-)
(+)
10
10
N/A
9
10
9
10
10
N/A
9
10
9
10
11
11
N/A
10
11
12
12
N/A
11
12
11
E/D
or
N/C
8
7
8
N/A
7
8
1
14
1
16
.15
(3.81)
.015
(.381)
.500
(12.70)
MIN.
.015
(.381)
•
•
•
•
•
Package Information
Package material (Header and Leads): Kovar
Lead finish: Gold Plated – 50µ ~ 80µ inches, Nickel Underplate – 100µ ~ 250µ inches
Cover: Kovar, Gold Plated – 50µ ~ 100µ inches, Nickel Underplate – 70µ ~ 90µ inches
Package to lid attachment: Seam weld
Weight: 2.0g typ., 4.0g max.
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
QPDS-0131 (Revision -, March 2017) renamed from Flat Pack (Revision F, August 2010) (ECO# 9934)
4
FLAT PACK
Q-TECH
CORPORATION
CRYSTAL CLOCK OSCILLATORS
-5.2 to -4.5Vdc & 1.8 to 15Vdc - 0.12Hz to 200MHz
Test Circuit
Typical test circuit for ECL logic.
mA
+
POWER
SUPPLY
-
+
Vdc
-
0.1µF
or
0.01µF
-2Vdc
-4.5V
or
-5.2V
Typical test circuit for TTL logic.
Vdd
GND
OUT
Vcc
50Ω
OUT
Output Waveform (Typical)
SYMMETRY =
TH
T
Tr
VOH
Tf
Vdd
0.9xVdd
x 100%
0.5xVdd
0.1xVdd
RL
VOL
TH
T
+
mA
-
+
Vdc
-
0.1µF
or
0.01µF
GND
+
POWER
SUPPLY
-
Vdd OUT
OUT
E/D GND
CL
Rs
Startup Time
CL(*)
12pF
20pF
RL
430Ω
270Ω
RS
10kΩ
6kΩ
LOAD
6 TTL
10 TTL
TYPICAL SET-UP FOR START-UP TIME
Variable Ramp
(*) CL inclides the loading effect of the oscilloscope probe.
Oscilloscope
54616B Agilent
Typical test circuit for CMOS logic
DUT
+ mA
+
Power
supply
-
+
Vdc
Vdd
0.1µF
or
E/D
0.01µF
Out
Output
Ts
15pF
(*)
10k
Ground
Tristate Function
Start-up box
GND
-
The Tristate function on pin 1 has a built-in pull-up resistor typical 50kΩ, so it can
be left floating or tied to Vdd without deteriorating the electrical performance.
(*) CL includes probe and jig capacitance
Supply Current
TYPICAL SUPPLY CURRENT ICC (mA) AT 3.3Vdc & 5.0Vdc CMOS Logic NO LOAD
45
40
35
30
Icc (mA)
25
20
15
10
5
0
0.5 2
8
16 24 27 32 36
40 48 50 55 65
Freq(MHz)
Icc 3.3V
Icc 5V
70 75 85 100 125 133 150 160
Frequency vs. Temperature Curve
50
40
30
Frequency Stability (PPM)
20
10
0
-10
-20
-30
-40
-50
-55
-50
-45
-40
-35
-30
-25
-20
-15
-10
-5
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100 105 110 115 120 125
Temperature (°C)
FREQUENCY STABILITY VERSUS TEMPERATURE QT24T- 48.000MHz
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
QPDS-0131 (Revision -, March 2017) renamed from Flat Pack (Revision F, August 2010) (ECO# 9934)
5
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