CF5074A PDF даташит
Спецификация CF5074A изготовлена «Nippon Precision Circuits» и имеет функцию, называемую «VCXO Module ICs». |
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Детали детали
Номер произв | CF5074A |
Описание | VCXO Module ICs |
Производители | Nippon Precision Circuits |
логотип |
9 Pages
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CF5074A
VCXO Module IC with Built-in Varicap
OVERVIEW
The CF5074A is VCXO module IC with built-in varicap diodes. The integrated varicap diode BiCMOS pro-
cess allows the device to be fabricated on a single chip. A newly developed oscillator circuit features reduced
drive level of crystal and wide pullrange. A VCXO module can be constructed with just the connection of a
crystal unit, making the devices ideal as surface-mounted, compact VCXO modules.
FEATURES
I 2.25 to 3.6V operating supply voltage range
I 50MHz to 80MHz operating frequency range
I Varicap diode built-in
I Oscillation start-up detector function
I CMOS output duty level
I 4mA (min) output drive capability
I 15pF output load
I Standby function
• High impedance in standby mode
I BiCMOS process
I Chip form (CF5074A)
APPLICATIONS
I VCXO modules
ORDERING INFORMATION
Device
CF5074A−1
CF5074A−3
Package
Chip form
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PAD LAYOUT
(Unit: µm)
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CF5074A
XT 5
VC 6
INHN 7
TESN 8
DA5074
(1070,1270)
4 XTN
3 VDD
VSS 1
(0,0)
2Q
Chip size: 1.07 × 1.27mm
Chip thickness: 300 ± 30µm (CF5074A-1)
180 ± 20µm (CF5074A-3)
PAD size: 100 × 100µm (TESN: 80 × 80µm)
Chip base: VSS potential
PAD DESCRIPTION AND DIMENSIONS
Pad No.
1
2
3
4
5
6
7
8
Name
VSS
Q
VDD
XTN
XT
VC
INHN
TESN
I/O Description
– (−) supply pin
O Output pin. High-impedance in standby mode
– (+) supply pin
O Oscillator output. Crystal connection pin
I Oscillator input. Crystal connection pin
I
Oscillation frequency control voltage input pin.
Positive polarity (frequency increases with increasing voltage)
I
Output state control voltage input pin.
Standby mode when LOW. Power-saving pull-up resistor built-in
I Test pin (leave open)
Pad dimensions [µm]
XY
111 111
958 111
958 567
930 1104
140 1104
140 932
140 734
140 547
BLOCK DIAGRAM
XTN
XT
VC
INHN
RVC3
RVC1
CVC1
RUP
RVC2
CVC2
Oscillator
Detection
CMOS
Output Buffer
VDD
Q
VSS
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CF5074A
ABSOLUTE MAXIMUM RATINGS
VSS = 0V unless otherwise noted.
www.datasheet4u.com Parameter
Supply voltage range
Input voltage range
Output voltage range
Storage temperature range
Output current
Symbol
VDD
VIN
VOUT
TSTG
IOUT
Rating
−0.5 to 7.0
−0.5 to VDD + 0.5
−0.5 to VDD + 0.5
−65 to +150
20
RECOMMENDED OPERATING CONDITIONS
VSS = 0V unless otherwise noted.
Parameter
Operating supply voltage
Output frequency
Output load capacitance
Input voltage
Operating temperature
Symbol
VDD
fOUT
CL
VIN
TOPR
Min
2.25
50
–
VSS
–40
Rating
Typ
–
–
–
–
+25
Max
3.6
80
15
VDD
+85
Unit
V
V
V
°C
mA
Unit
V
MHz
pF
V
°C
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Номер в каталоге | Описание | Производители |
CF5074A | VCXO Module ICs | Nippon Precision Circuits |
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