Q-Tech QT75 - Manual (Page 4)

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Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
LEADLESS CHIP CARRIER
CRYSTAL CLOCK OSCILLATORS
1.8 to 15Vdc - 732.4Hz to 150MHz
Q-TECH
CORPORATION
QPDS-0011 (Revision H, April 2013 ) (ECO# 10850)
Vdd
GND
0.1xVdd
0.9xVdd
VOH
VOL
Tr Tf
TH
T
0.5xVdd
SYMMETRY = x 100%
TH
T
Ao P ш1.5
ш1.5
Ko
1.75±0.1
5º Max
0.3±.005 4.0±0.1
2.0±0.1
24.0±0.3
5.5±0.1
Bo
ш13.0±0.5
2.5
2.0
ш80±1
26
120º
ø178±1
or
ø330±1
Output Waveform (Typical) Tape and Reel
Test Circuit
-
-
Output
Ground
0.1µF
15pF
Tristate Function
Power
supply
10k
mA
Vdc
+
+
+
(*)
or
0.01µF
(*) CL includes probe and jig capacitance
Typical test circuit for CMOS logic
Vdd Out
GND E/D
POWER
SUPPLY
+
-
mA
0.1µF
Vdc
-
Vdd OUT
OUT
GND
Typical test circuit for TTL logic.
0.01µF
Rs
(*) CL inclides the loading effect of the oscilloscope probe.
E/D
CL
+
+
-
RL
LOAD
6 TTL
10 TTL
CL(*)
12pF
20pF
RL
430Ω
270Ω
RS
10kΩ
6kΩ
or
Vdd
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.
Frequency vs. Temperature Curve
0
FREQUENCY STABILITY VS. TEMPERATURE QT66T-64.000MHz
-50
-40
-30
-20
-10
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 (PPM)
1_5 2_5 3_5 4_5
QT# P
(mm)
Ao
(mm)
Bo
(mm)
Ko
(mm)
Reel size
(Diameter in mm)
Qty per reel
(pcs)
QT62 20 17 17.30 2.70
178mm
330mm
100
600
QT66 16 12.57 12.57 2.54
178mm
330mm
280
1,200
QT71 16 12.00 12.00 3.00
178mm
330mm
280
1,200
QT75 12 9.50 14.60 3.40
178mm
330mm
250
1,000
QT76 16 12.57 12.57 2.54
178mm
330mm
280
1,200
QT77 16 12.57 12.57 2.54
178mm
330mm
280
1,200
Dimensions are in mm. Tape is compliant to EIA-481-A.