SPRF2738A-002C-PS031

SPRF2738A Low Power FM/FSK IF IC APR. 30, 2003 Version 1.2 SUNPLUS TECHNOLOGY CO. reserves the right to change this documentation without prior notice. Information provided by SUNPLUS TECHNOLOGY CO. is believed to be accurate and reliable. However, SUNPLUS TECHNOLOGY CO. makes no warranty for any errors which may appear in this document. Contact SUNPLUS TECHNOLOGY CO. to obtain the latest version of device specifications before placing your order. No responsibility is assumed by SUNPLUS TECHNOLOGY CO. for any infringement of patent or other rights of third parties which may result from its use. In addition, SUNPLUS products are not authorized for use as critical components in life support devices/ systems or aviation devices/systems, where a malfunction or failure of the product may reasonably be expected to result in significant injury to the user, without the express written approval of Sunplus. SPRF2738A Table of Contents PAGE 1. GENERAL DESCRIPTION .......................................................................................................................................................................... 3 2. FEATURES .................................................................................................................................................................................................. 3 3. APPLICATION FIELD .................................................................................................................................................................................. 3 4. BLOCK DIAGRAM ...................................................................................................................................................................................... 3 5. SIGNAL DESCRIPTIONS ............................................................................................................................................................................ 4 5.1. DIE FORM PIN OUT ................................................................................................................................................................................ 4 5.2. PIN CONFIGURATION.............................................................................................................................................................................. 4 5.3. ORDERING INFORMATION ........................................................................................................................................................................ 5 6. ELECTRICAL SPECIFICATIONS ................................................................................................................................................................ 6 6.1. ABSOLUTE MAXIMUM RATINGS ................................................................................................................................................................ 6 6.2. DC/AC CHARACTERISTICS ..................................................................................................................................................................... 6 6.3. TEST CIRCUIT ........................................................................................................................................................................................ 7 6.4. TYPICAL CHARACTERISTICS .................................................................................................................................................................... 7 7. APPPLICATION CIRCUITS ......................................................................................................................................................................... 8 7.1. 27MHZ WIRELESS MOUSE OR KEYBOARD RECEIVER RF MODULE........................................................................................................... 8 7.2. 49MHZ FM BABY MONITOR RECEIVER ................................................................................................................................................... 8 8. PACKAGE/PAD LOCATIONS ..................................................................................................................................................................... 9 8.1. PAD ASSIGNMENT AND LOCATIONS ......................................................................................................................................................... 9 8.2. PACKAGE INFORMATION ........................................................................................................................................................................ 10 8.2.1. SOP16 (150mil) ....................................................................................................................................................................... 10 9. DISCLAIMER ............................................................................................................................................................................................. 11 10. REVISION HISTORY ................................................................................................................................................................................. 12 id se f nU oB CA sA lu S pR nA u SR B r o F n e ti l a O ly n © Sunplus Technology Co., Ltd. Proprietary & Confidential 2 APR. 30, 2003 Version: 1.2 SPRF2738A LOW POWER FM/FSK IF IC 1. GENERAL DESCRIPTION SPRF2738A is a highly integrated IF (Intermediate Frequency) IC which is popularly used in FM / FSK (Frequency Modulation / Frequency-Shift Keying) or OOK (On-Off Keying) communication systems. It also contains a low noise amplifier, mixer, oscillator, IF limiting amplifier with RSSI (Received Signal Strength Indicator, metal slicer. optioned), quadrature demodulator, amplifier, and digital data The SPRF2738A is designed for single channel receiver at It is also applicable for dual conversions 10MHz - 50MHz band. 2. FEATURES Operation voltage: 2.4V - 5.5V Low current consumption: 2.5mA @ VDD = 3.0V. Operating frequency up to 50MHz Power down function Single chip FM/FSK or OOK receiver. communication system. 4. BLOCK DIAGRAM VDD LNAI LNA l ly ia n t nO ee id s f nU oB CA sA lu S pR nA u SR B r o F RSSI function (metal option) Full ESD protection -107dBm sensitivity (SNR = 12dB) 3. APPLICATION FIELD Dual conversion IF Radio control toy Voice/data communication. Wireless keyboard, mouse receiver MXO LMI RSSI LMO QUAD CF DEMO OPP 1.8KΩ 1.8KΩ RSSI 1.9V OPO QDEM OPN 60k 100k OSC 60k DOB VSS OSCO OSCI PD CN CP DO © Sunplus Technology Co., Ltd. Proprietary & Confidential 3 APR. 30, 2003 Version: 1.2 SPRF2738A 5. SIGNAL DESCRIPTIONS 5.1. Die form PIN Out Mnemonic OSCI OSCO MXO PD VDD LMI CN CF QUAD LMO DEMO OPP OPN OPO VSS CP DOB DO LNAI PIN No. 1 2 3 4 5 6 7 8 9 10 11 Type I O O I I I I O I O O I Oscillator input Oscillator output Mixer output, Ro = 1.8K Power down, internally pulled high. PD =”H”: power down; PD = ”L”: chip enable. Positive power supply Limit amplifier input, Ri = 1.8K Inverting input of comparator Discriminator output filtering capacitor Discriminator input for quadrature demodulator Limiting amplifier output FM demodulation output Description 12 13 14 15 16 17 18 19 5.2. PIN Configuration OSCI OSCO MXO VDD LMI CN CF QUAD SPRF2738A -PS031 OSCI OSCO MXO VDD LMI CN CF QUAD 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 id se f nU oB CA sA lu S pR nA u SR B r o F Non-inverting input of operational amplifier. Inverting input of operational amplifier Output of operational amplifier Internally biased at 1.9V I O I Ground I Non-inverting input of comparator Inverted data output O O I Comparator output, data output Input of low noise amplifier, RF input n e ti l a O ly n 1 2 3 4 5 6 16 LNAI VSS DO CP OSCI MXO 1 2 3 4 5 6 16 LNAI VSS DOB NC CP OPO OPN DEMO 15 14 13 12 11 10 9 OSCO VDD 15 14 13 12 11 10 9 DOB LMI CN CF OPO OPN 7 8 7 8 DEMO QUAD SPRF2738A -PS032 LNAI VSS DO RSSI CP OPO OPN DEMO SPRF2738A -002C-PS031 © Sunplus Technology Co., Ltd. Proprietary & Confidential 4 APR. 30, 2003 Version: 1.2 SPRF2738A 5.3. Ordering Information Product Number SPRF2738A - C SPRF2738A - PS031 SPRF2738A - PS032 SPRF2738A - 002C - C SPRF2738A - 002C - PS031 Note: The differences between the above two parts are listed as below. Package Type Chip form Package form - SOP16 Package form - SOP16 Chip form Package form - SOP16 Product Number SPRF2738A - C SPRF2738A - PS031 SPRF2738A - PS032 SPRF2738A - 002C - C Sensitivity @3.0V (dBm) Input IP3 (dBm) DOB pad option -110 -106 -51 -38 SPRF2738A - 002C - PS031 id se f nU oB CA sA lu S pR nA u SR B r o F n e Yes No ti l a RSSI pad option O ly n No Yes © Sunplus Technology Co., Ltd. Proprietary & Confidential 5 APR. 30, 2003 Version: 1.2 SPRF2738A 6. ELECTRICAL SPECIFICATIONS 6.1. Absolute Maximum Ratings Characteristics DC Supply Voltage Input Voltage Range Operating Temperature Storage Temperature conditions, see DC/AC Electrical Characteristics. Symbol V+ VIN TA TSTO Ratings < 6.0V -0.5V to V+ + 0.5V 0℃ to +60℃ -50℃ to +150℃ For normal operational Note: Stresses beyond those given in the Absolute Maximum Rating table may cause operational errors or damage to the device. 6.2. DC/AC Characteristics (VDD = 3.0V, VSS = 0V, PD = 0V, fIN = 27.045MHz, X’TAL=26.690MHz, fDEV = 3.0KHz, fMOD = 1.0KHz, TA = 25℃) Characteristics DC Supply Voltage Symbol VDD Icc2 ISB Conditions Operating Current (RX) Power Down Current LNA Input Impedance System Noise Figure System Sensitivity LNA AC Gain LNA -3dB Bandwidth Mixer Conversion Gain Mixer Output Impedance Limiting Input Impedance Limiting AC Gain Demodulator Output Level Demo Output DC Voltage Auto Threshold Control Resistor RSSI Sensitivity DO Driving Current id se f nU oB CA sA lu S pR nA u SR B r o F 2.4 3.0 PD = 0 2.5 PD = 1 or floating 1.0 |Zi| NF 2.0 11 SRX DEMO out SNR = 12dB -107 17 ALNA BW CG 50 24 RMXO RLMI 1.8 1.8 84 ALMT VDEMO 450 1.6 60 VDCDEMO RRc IRSSI Metal option 1.0 IOL, IOH 0.2 Min. n e Limit Typ. ti l a Max. 5.5 -100 - O ly n Unit V mA µA KΩ dB dBm dB MHz dB KΩ KΩ dB mVp-p V KΩ µA/dB mA © Sunplus Technology Co., Ltd. Proprietary & Confidential 6 APR. 30, 2003 Version: 1.2 SPRF2738A 6.3. Test Circuit COB (Chip on Board) Testing Circuit J1 1 2 3 CON1 C2 J2 1 2 20 19 18 17 16 15 14 ANT U1 47uF R3 51 C3 103 DO C1 VCC 2.2n C14 104 R1 R2 10k C4 2.2n 10k J3 1 2 PD VCC PD SPRF2738_COB C10 103 VCC 6.4. Typical Characteristics 5 4 Supply Current (mA) 3 2 1 0 1 2 id se f nU oB CA sA lu S pR nA u SR B r o F OSCO QUAD AVDD MIXO OSCI L1 C5 30 C6 27 1 PD 10uH 3 F1 3 C7 C8 1n 1 104 C11 104 R4 2 Murata CFWM455E 2 10 1 2 3 4 5 6 7 8 9 LMO LMI CN PD CF n e ti DEMO l a O L2 13 12 11 ly n AVSS DOB OPO LNAI OPN OPP DO NC CP C9 N/U X1 C12 39 100 R5 47k C13 N/U 2 TOKO 8128 26.690MHz Current Consumption 1 3 Demodulator DC Output, VCC=3.0V Vdemo, demodulator output voltage (V) 2.5 2 1.5 1 0.5 0 430 440 450 460 freq, LMI input frequency (kHz) 470 480 3 4 Supply Voltage (V) 5 6 © Sunplus Technology Co., Ltd. Proprietary & Confidential 7 APR. 30, 2003 Version: 1.2 SPRF2738A 7. APPPLICATION CIRCUITS 7.1. 27MHz Wireless Mouse or Keyboard Receiver RF Module SPRF2738A is almost compatible with MC3361 27. 145MH z R F I nput Digit al D ata Output R1 10k C1 C3 103 15 16 2. 2n 14 13 12 11 10 9 VSS DOB OPO DO OPN Note: C8 capacitor value should be changed to 2.2nF when MC3361 is replaced. 7.2. 49MHz FM Baby Monitor Receiver l ly ia n t nO ee id s f nU oB CA sA lu S pR nA u SR B r o F SPR F 2738A-PS031 AVD D LMI OSC O 1 2 3 4 5 6 7 8 QU AD OSC I MI XO CN CF DEMO LN AI CP U1 *Note L1 C5 30 C6 27 10uH 2 F1 2 C7 C8 TOKO 8128 3 3 1 1 104 2. 2n L2 C10 103 C11 104 R4 26. 690MH z 1 100 X1 C12 39 Murat a C F W M455E R5 47k VC C L1: Prevents Crystal from Base Tone Oscillating F1: 455k Band Pass Filter 2 C13 Audio Out put 49. 86MH z R F I nput C1 1u R1 C4 R2 10k 0. 1u C3 27k 103 14 16 15 13 12 11 10 9 OPO VSS DO DOB OPN SPR F 2738A-PS031 AVD D LMI OSC O 1 2 5 7 3 4 L1 3. 3uH C10 103 VC C C11 104 R4 100 C5 30 2 C6 F1 27 2 3 3 2 1 1 6 C7 104 C8 1n R5 47k 8 QU AD OSC I MI XO CN CF DEMO LN AI CP U1 TOKO 8128 L2 C13 X1 49. 405MH z 1 C12 39 Murata C F W M455E L1: Prevents Crystal from Base Tone Oscillating F1: 455k Band Pass Filter © Sunplus Technology Co., Ltd. Proprietary & Confidential 8 APR. 30, 2003 Version: 1.2 SPRF2738A 8. PACKAGE/PAD LOCATIONS 8.1. PAD Assignment and Locations Please contact Sunplus sales representatives for more information. id se f nU oB CA sA lu S pR nA u SR B r o F n e ti l a O ly n © Sunplus Technology Co., Ltd. Proprietary & Confidential 9 APR. 30, 2003 Version: 1.2 SPRF2738A 8.2. Package Information 8.2.1. SOP16 (150mil) D E X y H 16 9 Symbol A A1 b D E e H L1 y id se f nU oB CA sA lu S pR nA u SR B r o F pin 1 index L1 detail X 1 8 e b A1 n e ti l a O A ly n Dimension in inch Typ. - Min. Max. 0.069 0.010 0.394 0.157 0.244 0.050 0.004 0.053 0.004 - - 0.016 - 0.386 0.150 - - 0.050 - 0.228 0.016 - - - © Sunplus Technology Co., Ltd. Proprietary & Confidential 10 APR. 30, 2003 Version: 1.2 SPRF2738A 9. DISCLAIMER The information appearing in this publication is believed to be accurate. Integrated circuits sold by Sunplus Technology are covered by the warranty and patent indemnification provisions stipulated in the terms of sale only. SUNPLUS makes no warranty, express, statutory implied or by description regarding the information in this publication or FURTHERMORE, SUNPLUS MAKES NO WARRANTY OF SUNPLUS reserves the right to halt production or alter the specifications and regarding the freedom of the described chip(s) from patent infringement. MERCHANTABILITY OR FITNESS FOR ANY PURPOSE. prices at any time without notice. publication are current before placing orders. Accordingly, the reader is cautioned to verify that the data sheets and other information in this Products described herein are intended for use in normal commercial applications. Please note that application circuits Applications involving unusual environmental or reliability requirements, e.g. military equipment or medical life support equipment, are specifically not recommended without additional processing by SUNPLUS for such applications. illustrated in this document are for reference purposes only. id se f nU oB CA sA lu S pR nA u SR B r o F n e ti l a O ly n © Sunplus Technology Co., Ltd. Proprietary & Confidential 11 APR. 30, 2003 Version: 1.2 SPRF2738A 10. REVISION HISTORY Date APR. 30, 2003 Revision # 1.2 Description 1. Change operating range from 2.4V - 4.5V to 2.4V - 5.5V 2. Add C14 to the COB application circuit. 3. Change ordering information. SEP. 10, 2002 1.1 1. Add description of "Die form pin out". 2. Spec modification and typing correction. 3. Add description of "COB (Chip on Board) Testing Circuit ". 4. Add bonding options for SPRF2738A-PS031, SPRF2738A-PS032. AUG. 14, 2002 1.0 Original Page 6 7 5 4 id se f nU oB CA sA lu S pR nA u SR B r o F n e ti l a O 5, 7 6 ly n 8 12 © Sunplus Technology Co., Ltd. Proprietary & Confidential 12 APR. 30, 2003 Version: 1.2