GV576

Product
Series
Output
Load
VCXO (Voltage Controlled Crystal Oscillator)
GV576
CMOS Square Wave
15 pF
MERCURY
Since 1973
● RoHS compliant and Pb-free product
● Up to 200 MHz from low phase noise and low jitter PLL.
● Low cost and high performance.
● Ideal for ADSL and SONET.
Absolute Maximum Ratings:
Parameter
Supply Voltage
Input Pin Voltage
Power Dissipation
Min.
-0.3 V D.C.
Max.
+4.6 V D.C.
VSS -0.3 V D.C.
VDD+0.3 V D.C.
100 mW
Note
VDD-VSS
Environmental Performance Specifications
Tf
VOH
Frequency Deviation
CMOS
80% wave from
50% wave form
VOL
TH
T
Duty Cycle = (TH / T) x100%
MERCURY
3GV576
0
-30
-50
-70
-90
-110
-130
-150
Control Voltage
0.3 V
20% wave form
+150
+130
+110
+90
+70
+50
+30
(postive transfer)
3.0 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: Nov. 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)
Modulation Bandwidth
Input Impedance
Positive: Increasing control voltage increases output frequency.
Tri-State Control
Characteristics
Aging
Phase Noise
Offset
dBc/Hz (77.760 MHz)
dBc/Hz (155.520 MHz)
Integrated Phase Jitter
Jitter
(measured with
Vcon =0 V)
(12 KHz~20 MHz)
Period Jitter – RMS
Period Jitter – peak to peak
Packaging
GV576
VDD = +3.3 V D.C. ±10%. Voltage code is“3”
12 MHz ~ 200 MHz
Low phase noise low jitter PLL.
6 pad ceramic leadless SMD. 5x7x1.8 mm.
To tune to the nominal frequency with control voltage Vc = 1.65V±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
<24 MHz: 15 mA max.; 24~96 MHz: 30 mA max.; >96 MHz: 40 mA max.
15 pF
5 n sec. max; 3 n sec. typical. 15 pF load.
Measured between 20% and 80% of the wave form.
45% min. 55 % max. (measured at 50% of the wave form)
10 m Sec. max. 3 m Sec. typical
+0.3 V to +3.0 V
+1.65 V
From ±50 ppm to ±120 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
25 kHz min. measured at -3 dB with Vcon=1.65V
2 MΩ. typical
Output is enabled when no connection or ≥0.9 VDD is applied to pad 2 or pad 5.
Pad 2 and pad 5 are internally connected. Enable time is 100 n sec max.
Output is disabled and high impedance when ≤0.1VDD is applied to pad 2 or pad
5. Pad 2 and pad 5 are internally connected. Disable time is 100 n sec max.
±5 ppm per year max.
10 Hz
100 Hz 1 KHz
10 KHz
100 KHz 1 MHz
10 MHz
-72
-100
-123
-130
-125
-125
-143
-65
-95
-120
-128
-122
-120
-140
77.760 MHz
155.520 MHz
2.7 ps typical
2.3 ps typical.
3.5 ps typical
4.0 ps typical
25 ps typical
27 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: Nov. 1, 2006
Rev. 0
Part Number Format and Example:
Example: 3GV576A-100T-77.760
Explanation: +3.3V GV576 series VCXO, 77.760 MHz, frequency stability is ±25 ppm over 0°C to +70°C,
frequency deviation range is ±100 ppm typical (.±20%).
": customer to specify
"
"
"
"
"
3
GV576
A
— 100
T
—
77.760
n o
p
q
r
s
n: Voltage code: “3” for +3.3 V; o: GV576 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
GV576 Test Circuit
Phase Noise:
Typical value.
Frequency counter
A
6
+
+
Vcc
-
V
1.0
uF
1
4
5
Oscilloscope
GV576
MEC
3
2
15 pF
+
V control
-
2.54[0.100]
[0.275±0.006]
7.00±0.15
5
6
4
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
Pad 2 and pad 5 are internally connected
4
3
5R
0.
7
2
6
1
5.08 [0.200]
typical
bottom view
1.5[0.059]
1.8[0.071]
MEC
[0.004]
0.1
[0.049]
1.25
GV576
1
[0.055]
1.4
0.6[0.024]
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.
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: Nov. 1, 2006
Rev. 0