CM102-A+ C-Media Electronics, Inc., CM102-A+ Datasheet
CM102-A+
Related parts for CM102-A+
CM102-A+ Summary of contents
Page 1
... CM102-A+/102S+ USB 2CH Audio Controller for Speaker C-MEDIA ELECTRONICS INC. TEL: 886-2-8773-1100 FAX: 886-2-8773-2211 6F, 100, Sec. 4, Civil Boulevard, Taipei, Taiwan 106, R.O.C. For detailed product information, please contact Best USB Audio Single Chip for PC Speakers Solution Datasheet Version 1.01 sales@cmedia.com.tw ...
Page 2
... All other brand and product names listed are trademarks or registered trademarks of their respective holders and are hereby recognized as such. *C-Media reserves the right to modify the specifications without further notice* Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated NOTICES STORAGE AND RETRIEVAL COPYRIGHT U TRADEMARKS CM102-A+/102S+ SYSTEMS, WITHOUT Version: 1.01 ...
Page 3
... ABSOLUTE MAXIMUM RATING 7.2 OPERATION CONDITIONS 7.3 SPERKER IMPEDANCE V.S. OUTPUT POWER (PER CHANNEL) 7.4 AUDIO PERFORMANCE 8. AUDIO PERFORMANCE CURVES 8.1 FREQUENCY RESPONSE (10K OHM LOADING) 8.1.1 FREQUENCY RESPONSE @ 44.1 KS/SEC Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated TABLE OF CONTENTS - 3 - CM102-A+/102S ...
Page 4
... FREQUENCY RESPONSE @ 48 KS/SEC 8.2 PASSBAND RIPPLE (10K OHM LOADING) 8.2.1 PASSBAND RIPPLE @ 44.1 KS/SEC 8.2.2 PASSBAND RIPPLE @ 48 KS/SEC 9. REFERENCE APPLICATION CIRCUIT 10. REFERENCE Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated - 4 - CM102-A+/102S Version: 1.01 ...
Page 5
... OS. CM102-A+/102S+ provides a truly plug-and-play feature for external digital audio playback. For energy saving, USB suspend mode and resume is supported by CM102-A+/102S+. With power amplifier enable pin and volume control VR input pin, a traditional speaker front panel design can be built. This new single chip not only support 44.1KHz and 48KHz sampling rate playback but also with X2 modulation for hi-frequency quality ...
Page 6
... Compatible with Win 98SE / Win ME / Win 2000 / Win XP, and Mac without additional driver USB Software Drive Xear 3D Sound Technology With HRTF 3D, EAX Shifter and Virtual 7.1CH effects for free bundle Compact 18 pin PDIP and SOP package Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated - 6 - CM102-A+/102S Speaker Version: 1.01 ...
Page 7
... Pin # Signal Name Pin # Signal Name 3.2 PIN-OUT DIAGRAM Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated PAEN 10 TEST GPIO 11 VREF XO 12 VOLADJ XI 13 AVDD DVDD5V 14 LOL REGV 15 LOR USBDP 16 AVSS USBDM 17 SPDIFO DVSS 18 PDSW - 7 - CM102-A+/102S+ Version: 1.01 ...
Page 8
... Connecting to External Decoupling Capacitor for Embedded Bandgap Circuit; 2.25V Output Analog Volume Control Input from external VR circuit 2.25V: 3 Power Supply for Analog Circuit Line Out Left Channel Line Out Right Channel - 8 - CM102-A+/102S+ Description + mute 0 dB Version: 1.01 ...
Page 9
... ST – Schmitt Trigger – Pull Down / Pull Up 5VT – 5 Volt Tolerant (3.3V Pad) Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated P Analog Ground S/PDIF Data Output Power Down Switch Control Signal Output 1: Normal Mode 0: Power Down Mode (Suspend Mode CM102-A+/102S+ Version: 1.01 ...
Page 10
... BLOCK DIAGRAM Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated Block Diagram Of CM102-A+/102S CM102-A+/102S+ Version: 1.01 ...
Page 11
... Plastic dual-in-line packaging (PDIP) 18- Pin SOP Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated Operating Ambient Temperature + + Mechanical Dimension of CM102-A+ Mechanical Dimension of CM102S CM102-A+/102S+ Supply Range DVdd = 5V, AVdd = 5V DVdd = 5V, AVdd = 5V Version: 1.01 ...
Page 12
... Device Release Number 1 01 Index of string descriptor describing manufacturer -> “C-Media INC.” Index of string descriptor describing product -> "C-Media USB Audio 1 00 Index of string descriptor describing the device’s serial number 1 01 Configurations number = CM102-A+/102S+ Description " Version: 1.01 ...
Page 13
... Configuration Descriptor 2 008D Total length of data returned for this configuration Number of interfaces supported by this Configuration Self-powered without Remote Wakeup 2 FA Maximum power consumption of the USB. 0xFA=500 mA Feature Unit (Volume) (Mute CM102-A+/102S+ Description Speaker Version: 1.01 ...
Page 14
... DYNAMIC RANGE CONTROL (DRC) CM102-A+/102S+ include a new feature called Dynamic Range Control (DRC), and with a default ON setting (Users can still turn it off within the Windows audio advance control panel) Dynamic range is defined as the difference, in decibels (dB), between the loudest and quietest sounds in any particular piece of audio content. Classical music is a good example, with ranges from piano (soft) to forte to FFF (for extremely loud) ...
Page 15
... Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated Value – 0 – 0 –0.3 to +5.5 –0.3 to +5.5 -40 to +125 2000 200 200 Min Typ Max 4.5 5.0 5.5 4.5 5.0 5 500 - - 320 CM102-A+/102S+ Unit Unit Version: 1.01 ...
Page 16
... Ohm 8 Ohm 3.14 3.4 1.11 1.202 308 mW 181 mW 616 mW 361 mW 2460 mW 1450 Volt +- 10% Min Typ -- 97.75 -- 96.27 -- -67.97 - 1.316 - 16 - CM102-A+/102S+ 32 Ohm 10K Ohm 3.635 3.722 1.285 1.316 52 mW 0.17 mW 103 mW 0.35 mW 410 Max Unit -- Bits 20K Hz 20K Hz 9. Vrms Version: 1.01 ...
Page 17
... Output Voltage (rms) DAC (8 Ohm Loading) SNR Dynamic Range THD + N Output Voltage (rms) DAC (4 Ohm Loading) SNR Dynamic Range THD + N Output Voltage (rms) Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated -- 97. 95. -57. 1.285 - -- 97. 96. -53. 1.202 - -- 97. 95. -52. 1. CM102-A+/102S Vrms Vrms Vrms Version: 1.01 ...
Page 18
... Fas ttes t.C h.2 Am pl!N orm alize WL-Multitone-44k.at2c Response 100 200 500 1k Hz Line Style Thick D ata Solid 3 Fas ttes t.C h.1 Am pl!N orm alize Solid 3 Fas ttes t.C h.2 Am pl!N orm alize WL-Multitone-48k.at2c - 18 - CM102-A+/102S+ 05/31/05 14:10: 10k Axis ent Left Left 05/31/05 14:07: 10k Axis ent Left Left Version: 1.01 ...
Page 19
... WL-Pas s bandR ipple-M44k.at2c R ipple @ 48ks/sec 200 500 1k Hz Line Style Thick Solid 3 Fas tte s t.C h alize Solid 3 Fas tte s t.C h alize WL- ndR ipple-M48k.at2c - 19 - CM102-A+/102S+ 05/31/05 14:11: Axis ent Left Left 05/31/05 14:09: Axis Left Left ...
Page 20
... REFERENCE APPLICATION CIRCUIT Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated - 20 - CM102-A+/102S+ Version: 1.01 ...
Page 21
... Universal Serial Bus Device Class Definition for Human Interface Devices (HID), Version E 1.11 C-MEDIA ELECTRONICS INC. 6F., 100, Sec. 4, Civil Boulevard, Taipei, Taiwan 106 R.O.C. TEL:886-2-8773-1100 FAX:886-2-8773-2211 E-mailšsales@cmedia.com.tw URLšhttp://www.cmedia.com.tw Date: 09/25/2005 USB Stereo Audio Chip for Speaker Integrated End of Specifications CM102-A+/102S+ Version: 1.01 ...