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Tuner IC. CXA3627N Datasheet

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Tuner IC. CXA3627N Datasheet
















CXA3627N IC. Datasheet pdf. Equivalent













Part

CXA3627N

Description

All Band Tuner IC



Feature


www.DataSheet4U.com CXA3627N 30 pin SSO P (Plastic) All Band Tuner IC with On- chip PLL Description The CXA3627N is a monolithic TV tuner IC which integrates local oscillator and mixer circuits fo r VHF band, local oscillator and mixer circuits for UHF band, an IF amplifier and a tuning PLL onto a single chip, en abling further miniaturization of the t uner. Features • L.
Manufacture

Sony Corporation

Datasheet
Download CXA3627N Datasheet


Sony Corporation CXA3627N

CXA3627N; ow power consumption (5V, 63mA typ.) • Low noise figure, low distortion chara cteristics • High gain/low gain selec table • Supports IF double-tuned/adja cent channel trap • Balanced oscillat or circuits with excellent oscillation stability • On-chip PLL supports I2C bus • On-chip high voltage drive tran sistor for charge pump • Frequency st ep selectable from 31.25, 50 or .


Sony Corporation CXA3627N

62.5kHz (when using a 4MHz crystal) • Low-phase noise synthesizer • On-chip 4-output band switch (output voltage: 5V, current capacity: 13mA) • 30-pin SSOP small package • UHF band switch output switchable Applications • TV t uners • VCR tuners • CATV tuners St ructure Bipolar silicon monolithic IC Absolute Maximum Ratings • Supply vol tage VCC • Operating temperature T.


Sony Corporation CXA3627N

opr • Storage temperature Tstg • All owable power dissipation PD Operating C onditions Supply voltage –0.3 to +5. 5 –25 to +75 –55 to +150 580 V °C °C mW VCC 4.75 to 5.30 V Note: Th is IC has pins whose electrostatic disc harge strength is weak as the operating frequency is high and the high-frequen cy process is used for this IC. Take ca re of handling the IC. Sony r.




Part

CXA3627N

Description

All Band Tuner IC



Feature


www.DataSheet4U.com CXA3627N 30 pin SSO P (Plastic) All Band Tuner IC with On- chip PLL Description The CXA3627N is a monolithic TV tuner IC which integrates local oscillator and mixer circuits fo r VHF band, local oscillator and mixer circuits for UHF band, an IF amplifier and a tuning PLL onto a single chip, en abling further miniaturization of the t uner. Features • L.
Manufacture

Sony Corporation

Datasheet
Download CXA3627N Datasheet




 CXA3627N
www.DataSheet4U.com
All Band Tuner IC with On-chip PLL
CXA3627N
Description
The CXA3627N is a monolithic TV tuner IC which
integrates local oscillator and mixer circuits for VHF
band, local oscillator and mixer circuits for UHF
band, an IF amplifier and a tuning PLL onto a single
chip, enabling further miniaturization of the tuner.
30 pin SSOP (Plastic)
Features
Low power consumption (5V, 63mA typ.)
Low noise figure, low distortion characteristics
High gain/low gain selectable
Supports IF double-tuned/adjacent channel trap
Balanced oscillator circuits with excellent oscillation
stability
On-chip PLL supports I2C bus
On-chip high voltage drive transistor for charge
pump
Frequency step selectable from 31.25, 50 or
62.5kHz (when using a 4MHz crystal)
Low-phase noise synthesizer
On-chip 4-output band switch (output voltage: 5V,
current capacity: 13mA)
30-pin SSOP small package
UHF band switch output switchable
Absolute Maximum Ratings
Supply voltage
VCC
Operating temperature Topr
Storage temperature Tstg
Allowable power dissipation
PD
–0.3 to +5.5
–25 to +75
–55 to +150
V
°C
°C
580 mW
Operating Conditions
Supply voltage
VCC
4.75 to 5.30
V
Applications
TV tuners
VCR tuners
CATV tuners
Structure
Bipolar silicon monolithic IC
Note: This IC has pins whose electrostatic discharge strength is weak as the operating frequency is high
and the high-frequency process is used for this IC. Take care of handling the IC.
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
–1–
E02715A2Y-PS




 CXA3627N
www.DataSheet4U.com
Block Diagram and Pin Configuration
CXA3627N
SCL 1
SDA 2
BS1 3
BS2 4
IFIN1 5
IFIN2 6
Vcc 7
MIXOUT1 8
MIXOUT2 9
GND1 10
VHFIN 11
BYP 12
BS4 13
UHFIN1 14
UHFIN2 15
IF AMP
I2C Bus
Interface
Shift
Register
Divider
1/128, 160, 256
REF
OSC
Band SW
Driver
Phase
Detector
Charge
Pump
Programmable
Divider
14/15 bit
Prescaler
1/2
VHF
MIX
UHF
MIX
30 IFOUT
29 ADSW
28 BS3
27
REF
OSC
26 CPO
25 VT
24 GND2
23 UOSCB2
22 UOSCE2
21 UOSCE1
20 UOSCB1
19 VOSCB2
18 VOSCC2
17 VOSCC1
16 VOSCB1
–2–




 CXA3627N
www.DataSheet4U.com
Pin Description
Pin
No.
Symbol
1 SCL
2 SDA
3 BS1
4 BS2
5 IFIN1
6 IFIN2
7 Vcc
8 MIXOUT1
9 MIXOUT2
10 GND1
11 VHFIN
12 BYP
13 BS4
14 UHFIN1
15 UHFIN2
16 VOSCB1
17 VOSCC1
18 VOSCC2
19 VOSCB2
20 UOSCB1
21 UOSCE1
22 UOSCE2
23 UOSCB2
24 GND2
25 VT
26 CPO
27 REFOSC
28 BS3
29 ADSW
30 IFOUT
Description
SCL input
SDA I/O
Band switch output 1
Band switch output 2
IF amplifier input
IF amplifier input
Power supply
MIX output (open collector)
MIX output (open collector)
Analog circuit GND
VHF input
Switch of VHF input GND and UHF band switch output
(GND: UHF for BS4, Open: UHF for BS3)
Band switch output 4
UHF input
UHF input
VHF oscillator (base pin)
VHF oscillator (collector pin)
VHF oscillator (collector pin)
VHF oscillator (base pin)
UHF oscillator (base pin)
UHF oscillator (emitter pin)
UHF oscillator (emitter pin)
UHF oscillator (base pin)
PLL circuit GND
Tuning voltage output (open collector)
Charge pump output (loop filter connection)
Crystal connection for PLL reference oscillator
Band switch output 3
Address selection (I2C bus)
IF amplifier output
CXA3627N
3




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