View source for Street Fighter II': Champion Edition (another bootleg 2)

{| style="float: right;" border="1" cellpadding="3" cellspacing="0"
|+ style="background:silver" | EMU Infos
|-
|dumper || f205v, Maru79
|-
|date || 03/04/2022
|-
|emulator || 
|-
|dev || 
|}
{| style="float: right;" border="1" cellpadding="3" cellspacing="0"
|+ style="background:silver" | PCB Infos
|-
|name || '''1751'''
|-
|description || '''Street Fighter II': Champion Edition (another bootleg 2)'''
|-
|year || '''1992'''
|-
|manufacturer || ''' '''
|}

==Technical references==
===CPUs===
{| border="1" cellpadding="4" cellspacing="0"
|-align="left" 
!QTY
!Type
!clock
!position
!function
|-
|1x || [[68000|MC68000P12]] || 11.99MHz(@15) ||  || 16/32-bit Microprocessor - main
|-
|1x || [[Z80|Z0840006PSC-Z80CPU]] || 3.599MHz(@6) ||  || 8-bit Microprocessor - main
|-
|1x || [[6295|M6295]] || 997.6kHz(@5) - 997.6Hz(@6) - PIN 3 HI (3,3V) ||  || 4-Channel Mixing ADCPM Voice Synthesis LSI - sound
|-
|1x || [[YM2151|YM2151]] || 1.788MHz(@23) - 3.595MHz(@24) ||  || FM Operator Type-M (OPM) - sound
|-
|1x || [[YM3012|YM3012A]] || 1.788MHz(@2) || || D/A Converter (DAC) - sound
|-
|2x || [[LM324|GL324]] || - ||  || Quad Operational Amplifier - sound
|-
|1x || [[uPC1241|uPC1241H]] || - ||  || Audio Amplifier - sound
|-
|1x || oscillator || 16.000MHz ||  || 
|-
|1x || oscillator || 12.000MHz ||  || 
|-
|1x || oscillator || 3.579545 ||  || 
|}

===ROMs===
{| border="1" cellpadding="4" cellspacing="0"
|-align="left" 
!QTY
!Type
!position
!status
|-
|2x || [[27512|TMS27C512]] || main PCB 7,10 || dumped
|-
|2x || [[27010|TMS27C010A]] || main PCB 1,2 and 9,10,11,12 (handwritten) || dumped
|-
|4x || [[27020|M27C2001]] || main PCB 3,4,5,6 || dumped
|-
|4x || [[27020|M27C2001]] || piggyback PCB 8,9,10,11 || dumped
|-
|5x || [[27800|uPD27C8000]] || A,B,D,E,F || dumped
|}

===RAMs===
{| border="1" cellpadding="4" cellspacing="0"
|-align="left" 
!QTY
!Type
!position
|-
|1x || [[SRAM 2k x 8|W2416K-70L]] || 
|-
|6x || [[SRAM 2k x 8|UM6116K-35]] || 
|-
|2x || [[SRAM 2k x 8|MCM2018AN45]] || 
|-
|2x || [[SRAM 32k x 8|HY62C256P-15]] || 
|-
|2x || [[SRAM 32k x 8|256K S BGD-A]] || 
|}

===PLDs===
{| border="1" cellpadding="4" cellspacing="0"
|-align="left" 
!QTY
!Type
!position
!status
|-
|5x || [[16V8|PALCE16V8H-25PC/4]] || 8,12,13,19,23 || dumped
|-
|9x || [[16V8|PAL16L8ACN]] || 1,2,3,5,6,10,14,15,16 || dumped
|-
|2x || [[22V10|PALCE22V10H-25PC/4]] || 4,18 || dumped
|-
|4x || [[18V8|HY18CV8S-30]] || 11,26,27,28 || dumped
|-
|9x || [[20v8|GAL20V8-25LP]] || 7,9,17,20,21,22,24,25,29 || dumped
|}

===Others===
1x 28x2 JAMMA edge connector<br>
1x 10 legs connector (MOLEX 10P)<br>
1x trimmer (volume)<br>
3x 8x2 switches DIP (SWA,SWB,SWC)

==Notes==
main PCB is marked "AAB" and "STF" on component side<br>
piggyback PCB is marked "MASK ROM TAP 8M=2M*4" on component side<br>
main PCB is labeled "O.K" on component side
-----
piggyback PCB fits into main PCB @ maskROM location 4 (C)
-----
update 20220406: EPROMs dumped
-----
update 20220409: PALs dumped<br>
PAL numbering in accordance with "main PCB component side notes.jpg"

==Files==
<gallery widths="150px">
Image:1751_main_PCB_component_side.jpg|main PCB component side
Image:1751_main_PCB_component_side_notes.jpg|main PCB component side notes
Image:1751_main_PCB_solder_side.jpg|main PCB solder side
Image:1751_piggyback_PCB_component_side.jpg|piggyback PCB component side
Image:1751_piggyback_PCB_component_side_notes.jpg|piggyback PCB component side notes
Image:1751_piggyback_PCB_solder_side.jpg|piggyback PCB solder side
File:1751.zip|ROMs
</gallery>

1751
[[Category:Arcade]]
[[Category:f205v]]
[[Category:Maru79]]
[[Category:Dump complete]]
[[Category:Unemulated]]
[[Category:1992]]
[[Category:manufacturer unknown]]