G576

Product
Series
Output
Load
VCXO (Voltage Controlled Crystal Oscillator)
G576
CMOS Square Wave
15 pF
MERCURY
Since 1973
● RoHS compliant and Pb-free product
● Ideal choice of fundamental frequency range VCXOs (<55 MHz).
● Low cost and high performance.
● Phase noise < 132 dBc/Hz at 1 KHz offset.
● Ideal for set-top boxes, MPEG and telecommunicnations.
Absolute Maximum Ratings:
Parameter
Supply Voltage
Input Pin Voltage
Power Dissipation
Min.
-0.3 V D.C.
Max.
+5.5 V D.C.
VSS -0.3 V D.C.
VDD+0.3 V D.C.
100 mW
Note
VDD-VSS
Environmental Performance Specifications
80% wave from
50%VDD
VOL
T
Duty Cycle = (TH / T) x100%
MERCURY
3G576
5G576
0
-30
-50
-70
-90
-110
-130
-150
Control Voltage
0.3 V
0.5 V
20% wave form
TH
+150
+130
+110
+90
+70
+50
+30
(postive transfer)
4.5 V
VOH
Frequency Deviation
CMOS
3.0 V
Tf
2.5 V
Tr
1.65 V
Output Waveform:
RoHS Compliant and Pb (lead) free
260°C for 10 sec. IPC/JEDEC J-STD-020C
Level 1
85% RH, 85°C, 48 hours
Leak rate 2x10-8 ATM-cm3/sec max.
MIL-STD-883F method 203.8
MIL-STD-883E method 1010
MIL-STD-202G method 210F
MIL-STD-202F, method 215J
MIL-STD-883F method 2007.3A,
MIL-STD-883F method 2002.3 B,
2 KV max. Human body model.
-55°C to +125°C
Freq. Deviation
(ppm)
RoHS Status
Reflow
Moisture Sensitivity Level
Humidity
Gross and Fine Leak
Solderability
Temperature Cycling
Resistance to Soldering Heat
Resistance to Solvents
Vibration
Shock
ESD Rating
Storage Temperature
www.mercury-crystal.com
Taiwan: TEL (886)-2-2406-2779, FAX (886)-2-2496-0769, e-mail: [email protected]
U.S.A.: TEL (1)-909-466-0427,
FAX (1)-909-466-0762,
e-mail: [email protected]
MERCURY
Page 1 of 3
Date: Oct. 1, 2006
Rev. 0
General Specifications
TA=+25°C, at specified voltage, CL=15 pF
Product Series
Input Voltage (VDD)
Frequency Range
Circuit Design
Package Type
Initial Frequency Accuracy (at+25°C)
Output Voltage HIGH “1”
Output Voltage LOW “0”
(1)
Frequency Stability
Commercial Temperature Range
(code “C”)
Industrial Temperature Range
(code “I”)
Current Consumption
Output Load
Rise Time (Tr) and Fall Time (Tf)
Voltage Control Characteristics
(pad No. 1)
Duty Cycle
Start-up Time (Ts)
Control Voltage Range
Control Voltage Center (Vc)
Frequency Deviation Range
Linearity
Slope Polarity
(Transfer Function)
Positive: Increasing control voltage increases output frequency.
Modulation Bandwidth
Input Impedance
Tri-State Control
Characteristics
Aging
Phase Noise
Offset
dBc/Hz
Integrated Phase Jitter
Period Jitter – RMS
Period Jitter – peak to peak
Packaging
G576
VDD = +3.3 V D.C. ±10%
VDD = +5.0 V D.C. ±10%
Voltage code is“3”
Voltage code is “5”
0.625 MHz ~ 45 MHz
1.25MHz ~ 55.2 MHz
Fundamental mode crystal used. No PLL.
6 pad ceramic leadless SMD. 5x7x1.8 mm.
To tune to the nominal frequency
To tune to the nominal frequency
with control voltage Vc = 1.65V±0.2V with control voltage Vc =2.5V±0.2V
90% of VDD min.
10% of VDD max.
“A”: ±25 ppm over 0°C to +70°C
“B”:±50 ppm over 0°C to +70°C
“C”:±100 ppm over 0°C to +70°C
For non-standard please specify desired frequency stability after the “C”.
For example “C20” is ±20 ppm over 0 to +70°C
“D”:±25 ppm over -40°C to +85°C
“E”:±50 ppm over -40°C to +85°C
“F”:±100 ppm over -40°C to +85°C
For non-standard please specify desired frequency stability after the “I”.
For example “I20” is ±20 ppm over -40 to +85°C
10 mA max.
15 mA max.
15 pF
10 n Sec. max; 4 n Sec. typical.
Measured between 20% and 80% of the wave form.
45% min. 55 % max. (measured at 50% of wave form)
10 m Sec. max. 3 m Sec. typical
+0.3 V to +3.0 V
+0.5 V to +4.5 V
+1.65 V
+2.5 V
From ±30 ppm to ±120 ppm.
From ±30 ppm to ±150 ppm.
To define the deviation range please use
“N” for minimum (no less than the deviation specified);
“M” for maximum (no more than the deviation specified)
“T” for typical (±20% of the range specified).
10% max.; 6% typical
10 kHz min. measured at -3 dB with Vcon=1.65V for 3G576 and
Vcon=2.5V for 5G576
1 MΩ. typical
Output is enabled when no connection or ≥1.6 V is applied to pad 2 or pad 5
Output is disabled and high impedance when ≤0.55 V is applied to pad 2 or
pad 5. Pad 2 and pad 5 are internally connected.
±5 ppm per year max.
10 Hz
100 Hz
1 KHz
10 KHz
100 KHz
1 MHz
-70
-105
-132
-142
-145
-150
1 ps max. 12 KHz ~20 MHz
2 ps typical
14 ps typical
180 mm reel, 16 mm tape, 1000 pcs per reel.
(1)
Inclusive of 25°C calibration tolerance, stability over operating temperature range, ±10% supply voltage variation,
±10% load variation, aging, shock and vibration.
MERCURY
Page 2 of 3
Date: Oct.1, 2006
Rev. 0
Part Number Format and Example:
Example: 3G576A-100N-35.328
Explanation: +3.3V G576 series VCXO, 35.328 MHz, frequency stability is ±25 ppm over 0°C to +70°C,
frequency deviation range is ±100 ppm minimum.
": customer to specify
"
"
"
"
"
3
G576
A
— 100
N
—
35.328
n o
p
q
r
s
n: Voltage code: “3” for +3.3 V; o: G576 product series
p: Frequency stability code: “A” ~ “F” or
custom. See table above. q: Frequency deviation range in ppm; r: Deviation range code: “N” is minimum;
“M” for maximum; “T” for typical (±20%); s: VCXO Frequency in MHz
G576 Test Circuit
Frequency counter
A
6
+
+
-
-
V
1
1.0
uF
Vcc
4
5
Oscilloscope
G576
MEC
2
3
15 pF
+
V control
-
2.54[0.100]
MEC
3
1.8±0.1
[0.070 ± 0.004]
2
Pad 1 Control Voltage Pad 4 Output
Pad 2 Tri-State
Pad 5 Tri-State
Pad 3 Ground
Pad 6 Supply Voltage
[0.004]
0.1
[0.049]
1.25
G576
1
[0.055]
1.4
0.6[0.024]
4
6
5R
0.
7
2
3
1
5.08 [0.200]
typical
bottom view
1.5[0.059]
1.8[0.071]
[0.275±0.006]
7.00±0.15
5
6
4
2.0[0.079]
[0.197± 0.006]
5.00±0.15
Package Dimensions and suggested Pad Layout::
unit: mm [inches]
For proper power line filtering, a 0.01 uF ceramic decoupling capacitor is required between the VDD and ground.
For better performance, add a 0.1 uF tantalum capacitor in parallel with the 0,01 uF.
Pad 2 and pad 5 are internally connected
5.08 [0.200]
Rounded pad is pad No. 1. Count counter-clockwise when looking at top view.
Count clockwise when looking at bottom view.
MERCURY
Page 3 of 3
Date: Oct.1, 2006
Rev. 0