YM3016: Difference between revisions

From NeoGeo Development Wiki
Jump to navigation Jump to search
m (5 revisions: Import from wikkii)
No edit summary
 
(3 intermediate revisions by 2 users not shown)
Line 1: Line 1:
[[File:aes_ym3016.jpg|thumb|300px|right|YM3016 DAC found in a late AES system]]
[[File:aes_ym3016.jpg|thumb|300px|right|YM3016 found in a AES system.]]


The YM3016 is a floating point, 16bit stereo DAC made to work with the [[YM2610]].
The YM3016 is a floating point, 16bit stereo Digital-to-Analog Converter (DAC) made to work with the {{Chipname|YM2610}}.


Both chips were made separately to avoid parasitic noise.
Both chips were made separately to avoid parasitic noise.


==Datasheet==
Datasheets: [[File:YM3016.pdf]] / [[File:YM3016_jp.pdf]]


Official datasheet: [[http://www.datasheetarchive.com/pdf/getfile.php?dir=Datasheets-8&file=DSA-151908.pdf&scan=]]
 
=Format=
 
See US [[SNK Patents|patent]] #5021785 https://www.google.com/patents/US5021785
 
=Pinout=
 
[[File:Ym3016.png]]
 
[[File:Ym3016.odg]] Todo: TOBUF is an output.
 
* SD: Serial Data input from YM2610
* CLK: Serial clock input from YM2610
* FORM: Format selected (binary or 2's complement), always tied to VCC in NeoGeo systems
* SMP1 & SMP2: Alternating clocks for the L/R sample-and-hold circuits, comes from the YM2610
* ICL: ? Always tied to VCC
* CH1 & CH2: Left and right audio outputs
* COM: Common input for both sample-and-hold circuits (L/R demux)
* TOBUF: Output to analog buffer for COM
* RB: Bias voltage output ?


[[Category:Chips]]
[[Category:Chips]]
[[Category:Audio system]]
[[Category:Audio system]]

Latest revision as of 23:52, 19 June 2017

YM3016 found in a AES system.

The YM3016 is a floating point, 16bit stereo Digital-to-Analog Converter (DAC) made to work with the YM2610.

Both chips were made separately to avoid parasitic noise.

Datasheets: File:YM3016.pdf / File:YM3016 jp.pdf


Format

See US patent #5021785 https://www.google.com/patents/US5021785

Pinout

File:Ym3016.odg Todo: TOBUF is an output.

  • SD: Serial Data input from YM2610
  • CLK: Serial clock input from YM2610
  • FORM: Format selected (binary or 2's complement), always tied to VCC in NeoGeo systems
  • SMP1 & SMP2: Alternating clocks for the L/R sample-and-hold circuits, comes from the YM2610
  • ICL: ? Always tied to VCC
  • CH1 & CH2: Left and right audio outputs
  • COM: Common input for both sample-and-hold circuits (L/R demux)
  • TOBUF: Output to analog buffer for COM
  • RB: Bias voltage output ?