 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| Ordering number : ENA0973A LV2282VA Overview Bi-CMOS IC FM Transmitter IC with Stereo Modulation The LV2282VA is an FM Transmitter IC. MPX block makes stereo modulated, composite signal from L and R sound inputs. RF VCO include FM modulation function. Audio AGC function keeps FM modulation well regulated. PLL synthesizer determines RF output frequency with I2C or 3-bit parallel control (selectable). Application * Portable Memory Player * Portable HDD Player * Wireless Headphone Features * (Audio) * (MPX) * (RF) * (PLL) AGC amplifier Pilot tone system stereo modulation, audio attenuation VCO, driver amplifier 70 to 110MHz, 100kHz step available, I2C bus control, 3-bit parallel control Specifications Absolute Maximum Ratings at Ta = 25C Parameter Maximum supply voltage Maximum input voltage Minimum input voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max VIN max VIN min Pd max Topr Tstg Ta 85C, Mounted on a specified board* Pin 4, 11, 15 Conditions Ratings 5.0 VCC+0.3 -0.3 500 -40 to +85 -55 to +150 Unit V V V mW C C * Specified board : 114.3mmx76.1mmx1.6mm, glass epoxy circuit board. Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to "standard application", intended for the use as general electronics equipment (home appliances, AV equipment, communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee thereof. If you should intend to use our products for applications outside the standard applications of our customer who is considering such use and/or outside the scope of our intended standard applications, please consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our customer shall be solely responsible for the use. Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer's products or equipment. D2607 MS 20071211-S00001 / D1207 MS PC No.A0973-1/10 LV2282VA Recommended Operating Conditions at Ta = 25C Parameter Recommended supply voltage Operating supply voltage range Symbol VCC VCC op Pin 4, 11, 15 Pin 4, 11, 15 Conditions Ratings 3.3 2.6 to 4.0 Unit V V AC Characteristics Ta = 25C, VCC = 3.3V, I2C bits = Default state, L and R input = 1kHz, 20mVrms, unless otherwise noted Parameter Circuit current Standby current Symbol ICC ISTB Conditions min No input signal, Pin 4, 11, 12, 15 current No input signal, I2C bit "STB" = "1", Pin 4, 11, 12, 15 current Ratings typ 10 max 15 10 mA A Unit Audio and MPX Blocks Parameter Maximum audio input Audio input frequency Channel separation Channel balance Total harmonic distortion Maximum gain AGC gain range Pilot tone output level Composite output level Audio attenuation Crystal oscillator frequency (1) Symbol VA max FAF SEP CB THD GMAX GR PMOD MPXOUT ATT FXOSC (1) I2C bit "ATT" = "1" Pin 21 and Pin 22 Conditions min Pin 1 and 24 input Pin 1 and 24 input Pin 5, composite output, LR, RL Pin 5, composite output Pin 5, composite output Pin 5/Pin 1 and 24 Pin 5/Pin 1 and 24 I2C bits "PA1/PA0" ="01" 6 9 2 19 25 76 20 20 -2 30 0 0.5 9 11 4 30 2 1.5 12 13 6 48 Ratings typ max 100 15k mVrms Hz dB dB % dB dB mVrms mVrms dB kHz Unit RF Blocks Parameter RF output (1) RF output (2) RF frequency Symbol RFOUT (1) RFOUT (2) FRF Conditions min f = 90MHz, Pin 12 output f = 90MHz, Pin 14 output 100kHz step 109 97 70 Ratings typ 112 100 max 115 103 110 dBV dBV MHz Unit PLL Blocks Parameter I2C input "High" voltage I2C input "Low" voltage RF input frequency 1 RF input frequency 2 Crystal oscillator frequency (2) CP output current Symbol VH VL FPLL1 FPLL2 FXOSC (2) ICP With I2C 11bit Step = 100kHz, See table 1 With 3bit Parallel Step = 400kHz, See table 3 Pin 17 CP voltage = 1.65V 16 30 MHz A 88.1 90.9 MHz Conditions min 0.8VCC -0.3 70 Ratings typ max VCC+0.3 0.2VCC 110 V V MHz Unit No.A0973-2/10 LV2282VA Package Dimensions unit : mm (typ) 3287 6.5 24 13 4.4 6.4 1 0.5 (0.5) 0.22 12 0.15 SANYO : SSOP24(225mil) Pin Assignment 0.1 (1.3) 1.5max 0.5 L-INPUT LEVEL DET S/P CTRL MPX VCC COMPOSITE OUT GND CP OUT GND GND 1 2 3 4 5 6 7 8 9 24 R-INPUT 23 REF 22 76K OSC IN 21 76K OSC OUT 20 AS/D2 19 SDA/D1 18 SCL/D0 17 XTAL 16 GND 15 PLL VCC 14 REF OUT (E) 13 GND VCO 10 RF VCC 11 RF OUT (C) 12 No.A0973-3/10 LV2282VA Block Diagram 76K OSC OUT 76K OSC IN RF OUT (E) R-INPUT PLL VCC SDA/D1 SCL/D0 AS/D2 XTAL GND 24 23 22 21 20 19 18 17 16 15 14 13 Regulator X'tal OSC Shift Register 1/2 MPX ATT 1/2 Phase DET Charge Pump P-Counter 1/160 X'tal OSC LEVEL DET VCO Driver Amp 1 2 3 4 5 6 7 8 9 10 11 12 COMPOSITE OUT AC Testing Circuit SDA SCL 3.3k 33k D1 AS/D2 3.3k 33k D0 PLL VCC VCC RF OUT (E) RF OUT (C) SW7 a 24 1nF b 51 14 13 11 12 240 RF OUT (C) 270nH RF VCC 100nF SW6 CP OUT S/P CTRL GND GND LEVEL DET L-INPUT GND VCO MPX VCC 100nF SW1 a b 16MHz 0 1F 24 24k 23 76KHz 22 21 20 33k R-INPUT + 100nF 19 18 17 16 15 SG INPUT 1 SW2 a b R-INPUT + 1F 2 3 4 5 6 1F 7 8 9 10 MPX VCC 100nF SW3 a 33k b a SW4 b COMP-OUT 100nF Stereo DEC S/P CTRL R-OUT L-OUT VAGC SW5 RF VCC GND REF No.A0973-4/10 LV2282VA Pin Description Pin No. 1 Pin Name L-INPUT DC Voltage (V) 2.8 Description Left channel input. AC coupling capacitance is required. Equivalent Circuit 4 10k 1 24 10k 6 2 LEVEL DET For AGC time constant. Capacitance is required. 4 1M 2 6 3 S/P CTRL Connect to GND for serial (I2C) data input. Connect to VCC for parallel data input. 4 3 CMOS Logic Input 6 4 5 MPX VCC COMPOSITE OUT 3.3 1.7 VCC for Audio frequency and MPX Blocks. Stereo modulated output. 4 5 6 6 7 GND CP OUT 0 Charge pump current output. 11 30A 7 30A 8 Continued on next page. No.A0973-5/10 LV2282VA Continued from preceding page. Pin No. 8 9 10 Pin Name GND GND VCO DC Voltage (V) 0 0 2.8 Transistor BASE terminal for Colpitz oscillator. Description Equivalent Circuit 11 10 9 11 12 RF VCC RF OUT (C) 3.3 3.3 VCC for RF blocks. Collector output. 11 12 14 13 13 14 15 16 17 GND RF OUT (E) PLL VCC GND XTAL 0 2.0 3.3 0 1.5 16MHz Crystal is needed for PLL reference frequency. Emitter follower output. VCC for digital blocks. See Pin 12. 15 17 16 18 SCL/D0 I2C clock input / Parallel LSB input. 15 18 CMOS Logic Input 16 19 SDA/D1 I2C data input / Parallel input. 15 19 CMOS Logic Input 16 Continued on next page. No.A0973-6/10 LV2282VA Continued from preceding page. Pin No. 20 Pin Name AS/D2 DC Voltage (V) input. Description I2C address selection (1bit)/Parallel MSB Equivalent Circuit 15 20 CMOS Logic Input 16 21 76K OSC OUT 0.8 For stereo modulator pilot signal and sub carrier. 76kHz crystal should be connected between Pin 21 and Pin 22 15 21 1k 1M 22 1k 16 22 23 76K OSC IN REF 0.7 1.2 See Pin 21 AC decoupling capacitance is required. External 24k makes internal regulated current. See Pin 21 4 22 6 24 R-INPUT 2.8 Right channel audio input. AC coupling capacitance is required. See Pin 1 No.A0973-7/10 LV2282VA PLL Control by I2C Bus The PLL block requires 3 bytes of I2C input as indicated below. Table 1. I2C Bus Write Data Format Name Address Byte Byte MSB (1) 1 AD7 1 Control Byte 1 2 P10 0 Control Byte 2 3 P2 0 (1) : MSB is transmitted first. AD6 1 P9 1 P1 0 AD5 0 P8 1 P0 1 AD4 1 P7 0 PA1 0 AD3 0 P6 1 PA0 1 AD2 0 P5 1 TS 0 AS 1/0 P4 1 STB 0 Bit LSB R/W 0 P3 0 ATT 0 A A A ACK Table 2. I2C Write Mode Description Bit AD7 - AD2 AS Name Address bit Address Select LV2282VA requires address bits. AS bit is decided by Pin 20. Connecting to VCC = "1", to GND = "0" R/W A P10 - P0 Read/Write Acknowledge Programmable counter 11 bit Programmable counter. P0 = LSB, P10 = MSB. RF Frequency = (P10x210 + P9x29 + ... P1x21 + P0) x 100kHz Default state = "01101110001" PA1 - PA0 Pilot Adjust 2 bit Pilot tone output level adjust. "PA1 PA0" is set "00" for no pilot tone (monaural mode), "01", for minimum output, "11" for maximum output. Default state = "01" TS STB ATT Test Mode Standby Audio attenuator For IC Testing. Set "0" for normal operation. TS for Counter testing. Default state = "0" "1" for Standby mode. Default state = "0" for normal operation. "1" for Audio attenuation. Default state = "0" for normal operation. "0" for Write mode (Write mode only). Description PLL Control with Parallel Data Input When Pin 3 S/P CTRL, is connected to VCC, PLL blocks requires 3 bit parallel data input as shown below. In parallel data input mode, I2C controllable function in Table 2 is always set as (PA1, PA0, TS, STB, ATT) = (0, 1, 0, 0, 0). Table 3. Parallel 3 bit Data Format State 0 1 2 3 4 5 6 7 D2 (Pin 20) 0 0 0 0 1 1 1 1 D1 (Pin 19) 0 0 1 1 0 0 1 1 D1 (Pin 18) 0 1 0 1 0 1 0 1 Frequency (MHz) 88.1 88.5 88.9 89.3 89.7 90.1 90.5 90.9 No.A0973-8/10 LV2282VA I2C Bus Operation Serial I/F Bus Controller (Master) SDA SCL LV2282VA (Slave) Address Byte Control Byte1 Control Byte2 Master S6543210W 76543210 76543210 F MSB MSB First LSB MSB LSB MSB LSB Slave A A A S Start condition F Stop condition A Acknowledge Time chart tBUF tHD ; STA tSU ; DAT tSU ; STO SDA SCL Start condition tLOW tR tHD ; DAT tHIGH tF Stop condition Table 4. Timing specification Parameter SCL clock frequency Bus free time between a STOP and START condition Hold time START condition LOW period of the SCL clock HIGH period of the SCL clock Data hold time Data set-up time Rise time of both SDA and SCL signals Fall time of both SDA and SCL signals Set-up time for STOP condition I2C Bus AC Characteristics : Temp=25C VCC = 3.3V Note : I2C Bus is a registered trademark of the Philips Co.. Symbol min fSCL tBUF tHD ; STA tLOW tHIGH tHD ; DAT tSU ; DAT tR tF tSU ; STO 4.0 4.7 4.0 4.7 4.0 0.0 250 1000 300 Ratings typ max 100 kHz s s s s s ns ns ns s Unit No.A0973-9/10 LV2282VA Application Circuit SDA SCL 18 R-INPUT 24 23 76KHz 22 21 20 AS 19 17 16 15 14 13 Regulator X'tal OSC Shift Register 1/2 MPX ATT 1/2 Phase DET Charge Pump P-Counter 1/160 X'tal OSC LEVEL DET VCO Driver Amp 1 L-INPUT 2 3 4 5 6 7 8 9 10 11 12 VCC + SANYO Semiconductor Co.,Ltd. assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein. SANYO Semiconductor Co.,Ltd. strives to supply high-quality high-reliability products, however, any and all semiconductor products fail or malfunction with some probability. It is possible that these probabilistic failures or malfunction could give rise to accidents or events that could endanger human lives, trouble that could give rise to smoke or fire, or accidents that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all SANYO Semiconductor Co.,Ltd. products described or contained herein are controlled under any of applicable local export control laws and regulations, such products may require the export license from the authorities concerned in accordance with the above law. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written consent of SANYO Semiconductor Co.,Ltd. Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. When designing equipment, refer to the "Delivery Specification" for the SANYO Semiconductor Co.,Ltd. product that you intend to use. Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. Upon using the technical information or products described herein, neither warranty nor license shall be granted with regard to intellectual property rights or any other rights of SANYO Semiconductor Co.,Ltd. or any third party. SANYO Semiconductor Co.,Ltd. shall not be liable for any claim or suits with regard to a third party's intellctual property rights which has resulted from the use of the technical information and products mentioned above. This catalog provides information as of December, 2007. Specifications and information herein are subject to change without notice. PS No.A0973-10/10 |
Price & Availability of ENA0973A
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |