CF5074B PDF даташит
Спецификация CF5074B изготовлена «Nippon Precision Circuits» и имеет функцию, называемую «VCXO Module IC». |
|
Детали детали
Номер произв | CF5074B |
Описание | VCXO Module IC |
Производители | Nippon Precision Circuits |
логотип |
13 Pages
No Preview Available ! |
CF5074B
VCXO Module IC with Built-in Varicap
OVERVIEW
The CF5074B 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 (CF5074B)
APPLICATIONS
I VCXO modules
ORDERING INFORMATION
Device
CF5074B−1
CF5074B−3
Package
Chip form
SEIKO NPC CORPORATION —1
No Preview Available ! |
PAD LAYOUT
(Unit: µm)
CF5074B
XT 5
VC 6
INHN 7
TESN 8
DA5074B
(1070,1270)
4 XTN
3 VDD
VSS 1
(0,0)
2Q
Chip size: 1.07 × 1.27mm
Chip thickness: 300 ± 30µm (CF5074B-1)
180 ± 20µm (CF5074B-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
SEIKO NPC CORPORATION —2
No Preview Available ! |
CF5074B
ABSOLUTE MAXIMUM RATINGS
VSS = 0V unless otherwise noted.
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
SEIKO NPC CORPORATION —3
Скачать PDF:
[ CF5074B.PDF Даташит ]
Номер в каталоге | Описание | Производители |
CF5074A | VCXO Module ICs | Nippon Precision Circuits |
CF5074B | VCXO Module IC | Nippon Precision Circuits |
Номер в каталоге | Описание | Производители |
TL431 | 100 мА, регулируемый прецизионный шунтирующий регулятор |
Unisonic Technologies |
IRF840 | 8 А, 500 В, N-канальный МОП-транзистор |
Vishay |
LM317 | Линейный стабилизатор напряжения, 1,5 А |
STMicroelectronics |
DataSheet26.com | 2020 | Контакты | Поиск |