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CL5 767
Doc. Version
Comlent Technology Inc.
1.0
ProductCL5767
Date
2009-01-20
Page #: 23
CL5767 Datasheet
(For Strategic Customers)
1

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CL5 767
Product Description
The CL5767 is a single-chip FM stereo radio
for portable application with fully integrated
digital low-IF selectivity and demodulation. The
radio is completely adjustment-free and only
requires a minimum of small and low-cost
external components. The radio can tune to
worldwide FM bands.
Application
MP3/MP4 players
Portable radios
PDAs
Notebook PCs
Technology
¾ RF CMOS Process
¾ 4X4 QFN24 Package
Features
¾ Worldwide FM Bands (70 MHz to 108 MHz)
¾ Digital Low-IF Receiver
¾ 32.768kHz/13MHz Reference Clock
¾ Frequency Synthesizer With Integrated VCO
¾ Automatic Frequency Control (AFC)
¾ Automatic Gain Control (AGC)
¾ DSP MPX Stereo Decoder
¾ DSP FM Demodulator
¾ Adaptive Noise Cancellation
¾ MONO/Stereo Blend
¾ High Cut
¾ Software Mute
¾ Programmable De-emphasis
¾ Bass Boost
¾ Integrated LDO Regulator
¾ Supply Voltage Ranges from 2.4 V to 5.0 V
Pin Assignment
RFIN
24 23 22 21 20 19
1 18
ROUT
GND 2
17 GND
DPLL_LPF 3
GND 4
CL5767
16 NC
15 NC
OSC 5
14 GND
NC 6
13 VBAT
7 8 9 10 11 12
Confidential and Proprietary
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CL5 767
CONTENTS
1 ELECTRICAL SPECIFICATIONS....................................................................................... 4
1.1 ABSOLUTE MAXIMUM RATINGS...................................................................................... 4
1.2 SPECIFICATIONS ........................................................................................................ 4
1.3 CONTROL INTERFACE TIMING ....................................................................................... 6
2 APPLICATION SCHEMATIC ........................................................................................... 7
3 BOM ........................................................................................................................... 7
4 FUNCTIONAL DESCRIPTION ......................................................................................... 8
4.1 OVERVIEW ............................................................................................................... 8
4.2 STEREO DECODER ..................................................................................................... 8
4.3 AUDIO PROCESSING ................................................................................................... 9
4.4 TUNING AND SEEKING UNDER C-MODE......................................................................... 10
4.5 TUNING AND SEEKING UNDER P-MODE ......................................................................... 11
4.6 REFERENCE CLOCK .................................................................................................. 11
4.7 CONTROL INTERFACE ............................................................................................... 11
4.8 RESET, POWER-UP AND POWER-DOWN ........................................................................ 12
4.9 POWER SEQUENCE ................................................................................................... 12
5 REGISTERS DEFINITION .............................................................................................. 13
5.1 REGISTER OVERALL DESCRIPTION................................................................................. 13
5.2 REGISTER WORD DESCRIPTION .................................................................................... 14
5.3 REGISTER WORD DESCRIPTION .................................................................................... 14
6 PIN DESCRIPTIONS .................................................................................................... 21
7 PACKAGE OUTLINE.................................................................................................... 22
8 CONVECTION SOLDER REFLOW REQUIREMENTS.......................................................... 22
Confidential and Proprietary
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CL5 767
1 Electrical Specifications
1.1 Absolute Maximum Ratings
Parameter
Supply Voltage
Input Current
Operating Temperature
Storage Temperature
RF Input Level
Symbol
V
IIN
TOP
TSTG
Value
- 0.5 to 5.8
+/-10
- 40 to 85
- 55 to 150
0.8
Units
V
mA
°C
°C
VPP
1.2 Specifications
Parameter
Condition
Min.
Basic Parameters
Power Supply
Low Level Input Voltage
High Level Input Voltage
Low Level Output Voltage
High Level Output Voltage
Ambient Temperature
Power Consumption
Work Current Consumption
Idle Current Consumption
VBAT
SCLK,SDIO
SCLK,SDIO
SDIO
SDIO
Maximum Volume Output
Only I2C WorkVBAT = 3V
2.4
0.7* VBAT
0.8* VBAT
-20
Receiver Characteristics
Frequency Range (fFM)
LNA Input Impedance (RIN)
LNA Input Capacitance (CIN)
ZIN_LNA = 0
ZIN_LNA = 1 (Default)
Sensitivity
fTUNE=76~108MHz fDEV=22.5kHz;
fMOD=1kHz; SINAD=26dB;L=R;
BAF=200Hz ~15kHz; MONO=ON
In-band Input IP3 (IIP3INBAND)
Δf1=200kHz; Δf2=400kHz;
fTUNE =76~108MHz
Out-band Input IP3
Δf1=2MHz; Δf2=4MHz;
70
Typ.
3.0
25
24
50
120
4
2.2
66
88
Max.
5.0
0.3*VBAT
0.2*VBAT
85
45
108
Unit
V
V
V
V
V
°C
mA
uA
MHz
pF
uV EMF
dBuV
EMF
dBuV
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CL5 767
(IIP3OUTBAND)
AM Suppression(AMSP)
fTUNE =76~108MHz
VRF=60dBuV
FMfDEV=22.5kHz; fMOD=1kHz;
AMm=0.3; fMOD=1kHz;
BAF=200Hz ~15kHz;MONO=ON
50
Adjacent Channel Selectivity
(ACS200)
Alternate Channel Selectivity
(ACS400)
Δf=±200kHz; fTUNE =76~108MHz
SINAD>26dB
Δf=±400kHz; fTUNE =76~108MHz
SINAD>26dB
40
45
Spurious Response
Rejection
Audio Output Voltage
Audio Output L/R Imbalance
Audio Stereo Separation
Signal to Noise and
Distortion Ratio(SINAD)
Audio THD
De-emphasis Time Constant
Seek Time
Power-up Time
Δf>±1MHzfTUNE =76~108MHz
SINAD>26dB
VRF=60dBuV;
fTUNE=76~108MHz fDEV =22.5kHz;
fMOD =1kHz; BAF=200Hz ~15kHz;
MONO=ON; MAX. Volume
VRF=60dBuV;
fTUNE=76~108MHz;fDEV =22.5kHz;
fMOD=1kHz;BAF=200Hz ~15kHz;
VRF=60dBuV;
fTUNE = 76~108MHz; fDEV =100%;
fMOD=1kHz; L=1;R=0; Pilot 10%
BAF=200Hz ~15kHz;
VRF=60dBuV;
fTUNE = 76~108MHz; fDEV =75kHz;
fMOD =1kHz; BAF=200Hz ~15kHz;
MONO=ON
VRF=60dBuV;
fTUNE = 76~108MHz; fDEV =75kHz;
fMOD =1kHz; BAF=200Hz ~15kHz;
MONO=ON
DE=0
DE=1
60
29
53
80
0.1
32
55
0.07
75
50
50
33
58
0.1
1
External Reference Clock ModeIn Addition to 32.768kHz Crystal Mode
Reference Clock Frequency
Jitter
Support Two Clock Frequency
For Audio SNR > 40dB
32.768kHz or 13MHz
1
Confidential and Proprietary
EMF
dB
dB
dB
dB
mV RMS
dB
dB
dB
%
us
ms/C
s
ns
5