VFCG100-005 [CTS]
Support Circuit, 1-Func, PDSO14, 19.50 X 17 MM, ROHS COMPLIANT, SMD-14;
| 型号： | VFCG100-005 |
| 厂家： | 
CTS |
| 描述： | Support Circuit, 1-Func, PDSO14, 19.50 X 17 MM, ROHS COMPLIANT, SMD-14 光电二极管 |
| 文件： | 总3页 (文件大小：223K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
VFCG100
Quad Output
Clock Generator
Features
RoHS Status
300MHz to 1.5GHz frequency range
4 selectable output frequencies
Stability: < 1 ppm
Low power: <220mW typical
Low profile SMD package
Applications
Optical Networking, SONET / SDH / ATM
10 Gigabit Ethernet
Forward Error Correction (FEC)
Description
The VFCG100 is a Clock Generator which provides an output frequency up to 1.5GHz. Up to four preset output
frequencies can be selected by asserting the frequency select inputs [S1:S0]. The VFCG100 is offered in a
19.5mm x17mm surface mount package. Consult factory for frequency selections.
Filter
FOUT (12)
Ref Clock
VCO
PFD
/FOUT (11)
/EN (10)
N- Divider
(13) P1
S1 S0
(3) (5)
P2 (14)
0.1uF
Block Diagram
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 • www.ctsvalpey.com • RevB0912
Specifications are subject to change without notice
1
VFCG100
Quad Output
Clock Generator
Electrical Specifications
Parameter
Symbol
Condition
Min
Typ
Max
Unit
Note
Output
Frequencies
Output
Frequency
Range
FOUT
(F0) – F0(3)
300
1500
MHz
See table 2
FOUT min to
FOUT max
F
100
MHz
Frequency
Stability
1
∆F/F
Vs. Operating temperature
ppm
@ 25ºC
Operating
Temperature
T
-40
+85
C
Output
Differential LVPECL
Unterminated
Supply Voltage
Supply Current
RMS Jitter
VCC
3.135
3.3
3.465
80
V
mA
ps
50kHz to 80MHz
0.2
±5
Accuracy
ppm
ms
@ 25ºC
LVMOS
Start Up Time
300
I/O Select
Inputs
S1: S0
Tristate
Enable/Disable
Input
Logic “0” or Floating: Output Enabled
Logic “1”: Output Disabled
Absolute Maximum Ratings
Parameter
Min
-0.5
-45
Max
+4.0
+90
Units
Volts
ºC
Power Supply Voltage
Storage Temperature
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 • www.ctsvalpey.com • RevB0912
Specifications are subject to change without notice
2
VFCG100
Quad Output
Clock Generator
Pin Assignments
Pin #
1
2
3
4
5
6
7
8
Symbol
DNC
GND
S1
DNC
S0
DNC
DNC
VCC
GND
/OE
Description
Do not connect to this pad
Ground
Output select (msb)
Do not connect to this pad
Output select (lsb)
Do not connect to this pad
Do not connect to this pad
3.3 volt power supply
Ground
Output disable
Complimentary output
Output
Connect to P2 externally
Connect to P1 externally
Notes
9
10
11
12
13
14
/FOUT
FOUT
P1
Add 0.1 uF capacitor
P2
Ordering Information:
Once input and output frequencies have been submitted and approved, the Factory will assign a part number.
VFCG100 -
SUFFIX
Sample Frequencies
Table 2
Mechanical Outline
P/N
suffix
S1:S0
Output
Frequency
(MHz)
P/N
suffix
S1:S0
Output
Frequency (MHz)
00
01
10
11
622.080
00
01
10
11
1065.00
1066.00
1067.00
1068.00
-001
-003
-005
-002
644.5314
669.32658
693.48315
00
01
10
11
666.5192
669.32658
693.48315
704.38
00
01
10
11
900.00
910.00
920.00
930.00
-004
-006
00
01
10
11
622.080
625.000
666.5192
690.5692
00
01
10
11
800.00
820.00
840.00
860.00
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 • www.ctsvalpey.com • RevB0912
Specifications are subject to change without notice
3
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