ES1868

ES1868 ESS | Alldatasheet

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fee “ing Ung, © + mead Nes sear SS H 1 i Vawawaw heme AudioDrive® Solution ESS Technology, Inc. Product Brief DESCRIPTION FEATURES The ES1868 AudioDrive® solution is a mixed-signal single-chip * Single, high-performance, mixed-signal, 16-bit stereo VLSI chip solution that adds 16-bit stereo sound and FM music synthesisto , yy, i ‘ ; ; " High: lity, OPL3 ESFM™ th personal computers. It includes an embedded microprocessor, igh-quality, superset music synthesizer an OPL3™ superset ESFM™ music synthesizer, 16-bit stereo * Patented ESPCM* compression wave CODEC, 16-bit stereo music DAC, hardware master CD-ROM IDE interface volume control, MPU-401 UART mode serial port, dual game port, full Plug and Play support, CD-ROM IDE interface, two ° Newconfigurable DMA supports demand transfer and F-type serial port interfaces to external DSP and external ES689/ES69x Plug and Play Features wavetable music synthesizer, DMA control logic with FIFO, and = * On-chip Plug and Play support for audio, joystick port, FM, ISA bus interface logic. There are three stereo inputs (typically modem, MPU-401, CD-ROM, and an additional user-defined line-in, CD audio, and auxiliary line-in) and a mono microphone VO device input to an internal preamp. All of this is embodied inasinglechip , a + that can be designed into a motherboard, add-on card, or Software address mapping, ends DMA arel6 Wreilesiections 1or . ; motherboard implementation integrated into other peripheral cards such as voice/fax/modem, VGA, LAN, V/O, etc. * Internal configuration data for audio Plug and Play support The ES1868 AudioDrive” can record, compress, and play back °* Read/Write serial interface for Plug and Play resource voice, sound, and music with built-in mixer controls. Using two EEPROM high-performance DMA channels, the ES1868 supports ful Record and Playback Features duplex analog operation for simultaneous record and playback. «Record, compress, and play back voice, sound, and music The ESFM™ synthesizer has extended capabilities within native | ; mode operation providing superior sound and power down 16-bit stereo ADC and DAC capabilities. It is register compatible to OPL3. * Programmable sample rates from 4 kHz to 44.1 kHz for record The ES1868 AudioDrive® supports the full ISA Plug and Play and playback = 7 standard. It provides Plug and Play configuration for logical © * Full-duplex operation for simultaneous record and playback devices: audio, esru synthesizer, game port, aan CD- — ¢ 3-button hardware volume control for up, down, and mute , Modem, an an a tional user lefined device. Inputs and Outputs The vee haraware 's ror meeuacing fe an extemal MI * 3stereo inputs for line-in, CD audio, and auxiliary line-in, and a serial port. The music allows the use of an external mono input for microphone ES689/ES69x wavetable sythesizer through the ES1868's third . P P . . serial port. The dual game port supports two joysticks both MPU-401 (UART mode) interface for wavetable synthesizers having X, Y resistor value settings and two pushbutton switches. and MIDI devices A DSP serial interface allows an external DSP to take over ADC * Integrated dual game port or DAC resources. I/O address, DMA, andinterrupt selectioncan * Serial port interface to external DSP optionally controls full- be controlled by system software. duplex operation Advanced power management features include suspend/resume Mixer Features from disk or host-independent self-timed power-down and * 6-channel mixer with stereo for line, CD audio, auxiliary line, automatic wake-up. music synthesizer, digital audio (wave files), and mono input for The ES1868 AudioDrive® solution is available in an industry- microphone standard 100-pin Plastic Quad Flat Pack (PQFP) package. * Programmable 6-bit (64 step) logarithmic master volume control Power APPLICATIONS * Advanced power management with self-timed power-down, © Business Audio automatic wake-up, and suspend/resume to and from disk © Multimedia PCs * Supports 3.3 V or 5.0 V operation © PCGames Compatibility ; . Supports PC games and applications for Sound Blaster™ and * Music Synthesis Sound Blaster™ Pro * Supports Microsoft” Windows™ Sound System? ESS Technology, Inc. 1

gc, ES1868 PRODUCT BRIEF pm) =|) MC’ ANALOG SUBSYSTEMS Be UNE -AQUT 83 tne nq [RECORONG STEREO ‘ouTPuTvoue | ASUT ge AULA} SOURCE PROGRAMMAaLE[—JAND MUTE CONTROL] F FOX! g88085 2 ADAR|| ano neu MER ECORD WoNTTOR J -Fox0 2219582, 8bos8aal UKE LI] VOLUME 2p2Z08 83g 0Gnleeoc ag ‘SWITCHED anann 7 AVERT] CONTROL [ogee [Fer NO O0N0 0000 noo0nnnonn PASSFILIER a a 2 un va woof favo ‘oon carsEes soe BY paren cave pacapc_| JF CNL vooo Fax on t= E aio TarsTEREO sq Erove TUS OAS i= Bion oo g Enno: w Eros r= Ea iroc TARDWARE s6 pax VOLUME Os | FS nao. li coTroL seniaceont_F-PROR” c= >m ie souk imuTe wavenae Lo Mouk Et= =a SRE sucmonun B= QO Bos 'SED1/ VOLUP —H] CONFIGURATION be Ss Ea onores Peet —J Conmnauten ws y= oo Exonos PORT AND FIFOs}— MSO os 2 Fi DacKec o Eronac z ga 8m Be SyTeScER ce Esusor sxcsrsets ial Ba “teas [- 12) vouowseco Eris vows) Enc: BATA BUFFER wih 6 more EAST weer Bi, _ INTERFACE ocsB0 Boo Ano oes rau Exceoacres none woes oo & Esiucse ROAD) ~] procRaMMaBLe MODEM PrP | Eye DACKEIAD) —) PFEUS AND UO wnrenrace FE hes d= Ewes ‘OWE 1 conTROLLER orcs ng, oBoe, RESET, AEN GPDACK a Ea . sre SR NTeERE L secronoceno Too Grotto, 92922 EE CEOssnROGceE SSSZecceSaeageseeaas — CLOCK x! Daatata me saree oo GENERATOR: iz"? a - pt eee) LSet F EE [Name [Number [0 [Description AS] 708 64, 24, 10098 _| |__| Adsress inputs rom ISA Bus [wooo | e780 | 1 | Diotal supply votage. fend | 72asaeo77 | 1 | Distal ground [an [J Atv, adress enable rom ISA bus Dro) |____te72 | v0 _ | Bisirectonal data bus. These pins have weak pulrup devices to prevent hese npus rom foaing when not éven SECS [_¥0_| Serial EEPROM CS, This san input pin during RESET PSELO [__1__| in conjurtion wth PSELI, this pn selects the PrP ROM device used See PSELI pin dosaipion VOLDN Aetive-1ow, volume decrease button Input (shared wih the SEDO pi ot [| ix ia seD0 [__1_[ Bata output pin of extemal PnP serial EEPROM: VOLUP |__| Aative-ow, volume increase button input ehared wih the SEDI pin). sD! [|__| Bata input pin to extemal PrP serial EEPROM MUTE Aetive-low, mute toggle button input (shared withthe SECLK pin 2 | | a9 put Pi) SECLK [0 __[ Exemal seral EEPROM clock pin for PrP FS in conjunction wth PSELO, this pin selecs the PnP ROM device used pseu PSELI SECSIPSELO

00 Internal ROM

tt 99LC56—512x 8, 9 address bits TAD) [_____2730 | 10 _| Joystick timer pins. These pins connecis tothe X-¥ pestoning variable resistors forthe two Joysticks owen) ro [|] Retive-low, joystick swich setng Inpis. These SW pins have an Inernal 2K pullup resistor. The Joyslck port Wypealy al address 201 Input with intemal pul-up fo CMR, Alternate inpulto Tet channel fer stage In DSP serial mode. This function is shared with the FOX! AUXB"L input puxe ‘Aulary Input let AUXB_L has an Internal pul-op resistor to OMA. Normally intended for connection to an external wavelable music ! synthesizer or other line level source. This ini optioned wih the FOX function, Toxo Normally connected to CMA via an intemal resistor Can be programmed to connect intemal to FOUT A pin during DSP serial mode This function is shared with the AUXB_A input AXA ‘Auxlary Inpitright. AUXB_R has an internal pulrup resistor to CMR. Normally Intended for connection tan external wavetable music uF synthesizer or other line level source. This pn is optioned with the FOXO function, AXA, 7,38 ‘Auxillary inputs lft and right, AUXA_L and AUXA R have intemal pull-up resistors to CMR. Normally intended for connection o an AUXAA intemal or extemal CO-ROM analog output [oun | 38 | © _| Buifered reference output Should be bypassed fo analog ground wih @ 47 uF elect oyte capacitor witha 1 uF capaciior in parallel 2 ESS Technology, Inc.

ES1868 PRODUCT BRIEF gc, [mic] 40 | 1] Mirophone input MIC has an intemal pulp resistor to OWA VREF |__| © _ | Reference generator resstor divider ouput Should be bypassed to analog round wih 01 uF capactor. VODA | | __1__ | Analog supply voltage (45 t05 5). Should be greater than or equal fo VODD 03. FOUT L. Fier outputs left and right. AC coupled externally to OIN_L and GIN Rito remove DC offsets. These outpuis have intemal series resis- Four tors of about 5K 0. Capacitors to analog ground on these pins can be used to create a low-pass filter pole that removes switching noise 4 introduced by the switched-capactor fiters. CIN _L, CIN.R 46, 47 |_| _| Capacitive coupled inputs lett and right. These inputs have internal pull-up resistors to CMR of approximately 50K [wwics | 58 | 1 | Medemintewupt enable input Generated rom the modem UART. [waina | 84 | 1 __ | TRO nput rom the modem devie that gets mapped oan IRQ output on the ESTO based onthe PrP configuration wucss | ____88 | 0 | Output rom £51868 or he modem CSB, The address space fs determined by the PnP configuration ‘@poo ‘The GPO0 output that is set low by external reset and thereafter controled by bit of port 2x7h. Avaliable o system software for power management or other applications [arcs | 88 | 0 | Weetectodby the Pri igi pin 58 becomes & user defined general purpose OS, based onthe PrP conlguraion [mst | 58 | 1 | MiDIserialinpat. Schmit tigger input with intemal pullup resistor. Ether MPU-401 or Sound Blaster formals a 67, 65, 63,61 Four (A.B.G,0) active-high, DMA requests io the ISA bus. Unselected DRQ outputs are high impedance. When DMA is not active, the DRQIA-D) selected DAG output has a pull-down device that holds the DRA line inactive unless another device thal shares the same ORQ line can source enough current to make the DRQ line active. DRQs are software configurable. DACKB(A-D) 68, 66, 64, 62 |__| _| Four (AB.C,0) active-low, DMA acknowledge inputs ROAF) o™ || ix (AB.GD.EF) active high interrupt requests to the ISA bus. Unselected ING ouipuls are high impedance. IRs are software configy uable [rsa | 8 | 1 | lrputwath intemal pull-down. Frame syne for receive data from extemal DSP. Programmable for active igh or active ow [rsx | 88 | 1] lrput wa internal pulldown. Frame syne for ranemt request from extemal DSP. Programmable for active igh or atv ow [ocuK | 8 | 1 | put with intemal pu-down, Serial data ioc rom extemal DSP. Typically 2.048 WH [oR | 88 | 1 __| put with intemal pulrdown. Data receWve pin rom extemal DSP [ox | 88 | 0 _ | Tirstate ouput Data transmit to extemal DSP High impedance when nol Wanemiting [ws | 67 | 1] put wth intemal pal-down. Music serial data fom external ESGB0TESOOO wavetable musioayrhenzer [mck | 88 ———|__!_| put with intemal pull-down, Music serial clock from external ES689/ES690 wavetable music synthesizer. Input with internal pull-down, Actve-high to enable serial mode, Le., enables an external DSP to control analog resources of the ES1868 through the DSP seria interface. a a A a aPot ‘Output that is set high by external reset and thereafter controled by bi 1 of port Audio Base + 7h. Avallable to system software for st ower management or other applications aPoack [0 | Stared wits GPOF pin. This can be used as a DMA channel DAGK fora madem, CD-ROM, or a user defined general purpose device oF [__|__| General purpose pat option apora “Ths pin can be used as & DMA request output for the modem, CD-ROM, or the user defined general purpose device based on the PnP. configuration rire I? | "This pin can be used as an Interrupt request output for the CD-ROM, or the user delined goneral purpose device based on the PnP configuration opRG [| 1 | Tre intoript request npat rom the CD-ROM A a I To Aig] | 9897 | _1__| Address inputs rom ISA bus. The ESTG68 requires these pins fo be ow fr alladdress decades, ‘Analog supply voltage VODA -03107.0V Digital supply voltage | vooo | 0.3107.0V Input voltage 0.3107.0V Operating temperature range O1070°C Storage temperature range TSTG “5010 125 °C ESS Technology, Inc. 3

ANALOG CHARACTERISTICS TYPICAL APPLICATION [Perametor [Ping | Min [| Mex | Unit | ES1868 Reference CMR, VREF 2.25 v ISA Bus ay LINE L, LINER, 30K took | a ee ee ~ Input AUXA_L, AUXA_R, nop NPAT ES v ‘AUXB_L, AUXB_R, MIC po eser auxa Kc in ot impedance laos AUXAR cD in Fight [iar] 828 8 In li FOUT_t, FOUT_R 35K | SK | 65K | 2 lseiomaos——]'822 ine Line ht Output AOUT_L, AOUT_R 5K Q IRF mic Mich impedance max load for full-scale [pag] 88 om output range foros ——"]>ne ner Loacko [wc to | 128 [vp | [aac ————— 2988 Fut ai Input voltage [LINE_L, LINER, voDA | Vv Rigs FOUTR NL range AUXA L, AUXA_R, 1.0 cr aoure osteo AUXB_L, AUXB_R oe i, ae | a a | Output voit: | AOUT_L, AOUT_R 05 vooa |v ee [oe | “zz3| age range full-scale output range 1.0 ‘owe aw > > > By VOLUPISED! i v DIGITAL CHARACTERISTICS cxf TH wurersecux T2 Ht, [Symbol | cs secspscio UTTTT ay | [Foonews [win | Wor [Ont [eorators] | | CS] " Input high voltage: All v VDDD = min ate se Cece 4 Vint except Xl je] | ars PI frcux 4 vine Input high Vv VDDD = min jastereMHe — 8155 voltage: XI 2 —— a) | Output low voltage, all v 1OL=4 mA, IDE Intertace voLt except D[7:0], DRQx, VDDD = min IRQx ‘Output high voltage, all v IOH =-3mA, oxcas Of a) OR Pe] | [2m BUNDLED SOFTWARE AND DRIVERS ao + AudioRack™ Volz Output low voltage, Vv 1OL = 16mA, D[7:0], DRQx, IROx VDDD = min * Device Drivers for: vor Output high voltage, 24 Vv | 1OH=-12ma, — Microsoft Windows°95 D[7:0], DRQx, IROQx: VDDD = max . — Microsoft Windows 3.1 — Microsoft Windows for Workgroups™ IMPLEMENTATION PLATFORMS ; group — Microsoft Windows NT° Desktop PCs — IBM® OS/2°Warp™ * Motherboards * Multifunction Cards SERVICE AND SUPPORT * Sound Cards * Evaluation Kit * Voice/Fax/Modem Cards * Manufacturing Kit * Reference Design gShY REN CRRE A , an are registered trademarks of ESS Technology, Inc. Fremont, CA 94538 SS oe ESFM"™ and AudioRack™ are trademarks of ESS Technology, Inc. Tel: 510-492-1088 Te All other trademarks are owned by their respective holders. Fax: 510-492-1098 © AudioDrive Document Number: SAMO009C May 1997 4 ESS Technology, Inc.