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QN8025 Datasheet PDF - Quintic

Part Number QN8025
Description Single-Chip Low-Power FM Receiver
Manufacturers Quintic 
Logo Quintic Logo 

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QN8025
Single-Chip Low-Power FM Receiver for Portable Devices
________ General Description ________ _________Typical Applications________
The QN8025 is a high performance, low power, full-
featured single-chip stereo FM receiver designed for cell
phones, MP3 players, and portable radios. The QN8025 also
supports RDS/RBDS data reception.
Cell Phones / PDAs / Smart Phones
Portable Audio & Media Players
MP3/MP4 player, PMP, PND
GPS Personal Navigation Devices
Automotive and Accessories
_______________________________ Key Features ___________________________
Worldwide FM Band Coverage
62 MHz to 108 MHz full band tuning in
50/100/200 kHz step sizes
50/75µs de-emphasis
Ease of Integration
Small footprint, available in 2.5 x2.5 QFN16 and
4x4 QFN24 packages
32.768 kHz and MHz crystal and direct clock input
supported
I2C control interface
Very Low Power Consumption
15 mA typical
Integrated LDO
VIO: 1.6~3.3V, VCC: 2.7~5.0V
Power saving IDLE and Standby modes
Low shutdown leakage current
Volume control
QN8025 Functional Blocks:
Adaptive Noise Cancellation
Mono/stereo blend
High cut
Soft mute
High Performance
Superior sensitivity, better than 1.78µVEMF
62dB stereo SNR, 0.05% THD
Integrated audio processing (SNC, HCC, SM)
Auto channel seek
L/R separation 45dB
RDS/RBDS
Supports US and European data services
Robust Operation
-250C to +850C operation
ESD protection on all input and output pads
RX ANT
ARO
De De De
RFI
Mod MPX Emph
ALO
2.7 – 5.0V Vcc
10µF
LDO
Voltage
Regulator
Crystal
Oscillator
RDS
PHY
DSP FSM
Control Interface
Ordering Information appears at Section 7.
Controller
Rev 0.34 (05/09)
Copyright ©2009 by Quintic Corporation
Page 1
Confidential A
Confidential Information contained herein is covered under Non-Disclosure Agreement (NDA). Advance Technical
Information. This is a product under development. Characteristics and specifications are subject to change without notice..
Free Datasheet http://www.datasheet4u.com/

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QN8025 equivalent
2 ELECTRICAL SPECIFICATIONS
Table 2: Absolute Maximum Ratings
SYMBOL
PARAMETER
Vbat Supply voltage
VIO Logic signal level
Ts Storage temperature
CONDITIONS
VCC to GND
CEN, SCL, SDA, INT
to GND
MIN
-0.3
-0.3
-55
QN8025
MAX
5
3.6
+150
UNIT
V
V
oC
Table 3: Recommended Operating Conditions
SYMBOL
PARAMETER
CONDITIONS
Vcc Supply voltage
VCC to GND
TA Operating temperature
RFin RF input level1
VIO Digital I/O voltage
Notes:
1. At RF input pin, RFI.
Peak input voltage
MIN
2.7
-25
1.6
TYP
3.3
MAX
5.0
+85
0.3
3.6
UNIT
V
oC
V
V
Rev 0.34 (05/09)
Copyright ©2009 by Quintic Corporation
Page 5
Confidential A
Confidential Information contained herein is covered under Non-Disclosure Agreement (NDA). Advance Technical
Information. This is a product under development. Characteristics and specifications are subject to change without notice.
Free Datasheet http://www.datasheet4u.com/


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