ES1992 ESS Technology, Inc., ES1992 Datasheet

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ES1992

Manufacturer Part Number
ES1992
Description
Manufacturer
ESS Technology, Inc.
Datasheet
ESS Technology, Inc.
DESCRIPTION
The ES1992 Canyon3D™2 PCI audio accelerator
combines advanced audio functionality in a highly
integrated single-chip PCI solution for advanced multi-
channel PC audio. With key features including hardware
acceleration, 3D audio support, digital output capability,
and integrated quad DAC AC‘97 codec, the Canyon3D-2
will engulf the user in a 3D world of sound when used with
general applications, digital music, or games.
The ES1992 combines the advantages of a high-
bandwidth PCI bus interface, proven Canyon3D digital
signal processing (DSP) hardware architecture, five-band
speaker equalization (EQ), high-fidelity quad DAC AC‘97
codec into a single-chip package with an external AC-link
for additional future functionality (i.e., 6-speaker, 5.1
channel output). A Sony/Philips digital interface (S/PDIF)
output provides for digital output of multichannel AC-3
content. The result is robust PC audio functionality, which
features digital mixing, sample rate conversion, realtime
effects processing, multistream DirectSound
acceleration, and head-related transfer function (HRTF)
filtering.
The 3D audio support and HRTF filtering are licensed
through Sensaura™ Ltd. HRTF filtering is supported for 2,
4, and 6 speaker outputs, using MultiDrive
3D audio is supported through DirectSound 3D, A3D 1.0,
EAX 1.0, EAX 2.0, and I3DL2 advanced programming
interfaces (APIs). Additional 3D audio enhancements are
available through MacroFX , EnvironmentalFX , and
ZoomFX .
The ES1992 meets PC99/PC2001 and Microsoft WHQL
specifications. Device drivers for the ES1992 are
optimized for use on the Microsoft Windows
systems and are designed specifically to take advantage
of new features available through Microsoft’s DirectX
Operating at 3.3V digital and 5.0V analog, the ES1992 is
compliant with the Advanced Power Management (APM)
1.2, Advanced Configuration and Power Interface (ACPI)
2.0, and PCI Power Management Interface (PPMI) 1.1
specifications.
The ES1992 Canyon3D-2 is available in an industry-
standard 100-pin low-profile quad flat pack (LQFP)
package.
ESS Technology, Inc.
technology.
hardware
operating
8.
FEATURES
POWER MANAGEMENT
COMPATIBILITY
High-performance single-chip PCI audio acceleration
Four-speaker analog output
S/PDIF digital output
Integrated high-fidelity AC‘97 codec
High-quality sample rate conversion and digital mixing
External AC-Link interface for 6-speaker, 5.1 channel
support
Multistream DirectSound 3D hardware acceleration
Sensaura 3D positional audio
Realtime effects processing
Full-legacy DOS game support, using TDMA, PC/PCI, or
DDMA hardware implementation methods
Five-band hardware equalization
Compliance with APM 1.2, ACPI 2.0, and PPMI 1.1
3.3-volt digital operation with 5V-tolerant inputs
5.0-volt analog operation
Supports PC DOS games and applications for
SoundBlaster and SoundBlaster Pro
Supports Microsoft Windows DirectSound
Meets PC99/PC2001 and Windows Hardware Quality
Laboratory (WHQL) specifications
Supports A3D 1.0, EAX 1.0, EAX 2.0, and I3DL2 APIs
ES1992 Canyon3D 2
PCI Audio Accelerator
SAM0355-061201
Product Brief
1

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ES1992 Summary of contents

Page 1

... Microsoft Windows systems and are designed specifically to take advantage of new features available through Microsoft’s DirectX Operating at 3.3V digital and 5.0V analog, the ES1992 is compliant with the Advanced Power Management (APM) 1.2, Advanced Configuration and Power Interface (ACPI) 2.0, and PCI Power Management Interface (PPMI) 1.1 specifications ...

Page 2

... BLOCK DIAGRAM Figure 1 shows the ES1992 Canyon3D-2 device block diagram. PINOUT Figure 2 shows the ES1992 Canyon3D-2 pinout diagram MONO_OUT AVSS2 AVDD2 ...

Page 3

... ES1992 PRODUCT BRIEF ES1992 PIN DESCRIPTIONS Table 1 lists the ES1992 pin descriptions. Table 1 ES1992 Pin Descriptions Names Pin Numbers C/BE[3:0]# 1, 13, 20, 30 IDSEL 2 GND 3, 21, 40, 89 AD[31:0] 4:11, 22:29, 31:38, 93:100 VCC 12, 41, 53, 90 FRAME# 14 IRDY# 15 TRDY# 16 DEVSEL# 17 STOP# 18 PAR 19 ECS 39 GD[0] 42 GD[1] 43 EDOUT GD[2] 44 EDIN GD[3] 45 ECLK GD[4] 46 GD[5:7] 47:49 GPIO[15:13] ...

Page 4

... Table 1 ES1992 Pin Descriptions (Continued) Names Pin Numbers SCLK2 59 GPIO10 SDO2 60 GPIO11 PCGNT 61 GPIO12 LINE_OUT_R-L 62 LINE_OUT_R-R 63 PC_BEEP 64 PHONE 65 CD_L 66 CD_GND 67 CD_R 68 MIC 69 LINE_IN_L 70 LINE_IN_R 71 AVDD[2:1] 72, 83 AVSS[2:1] 73, 82 VREF 74 AFILT[2:1] 75, 76 CAP[2:1] 77, 78 LINE_OUT_L 79 LINE_OUT_R 80 MONO_OUT 81 RXD 84 TXD 85 RST# 86 INT# 87 PCICLK ...

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