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Playstation chips
start of psxchips.txt
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Last modified 08/13/97
Special thanks go out to Dan Boris and Jim Shaw the information they've given
me.
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Today at work I took apart a Playstation and made an inventory of all of the
IC's in it. I don't know if this is of any use, but anyway, here it is.
Maxon 08/11/97
gpw0341@omega.uta.edu
Mfg'd by : Sony
Markings : CXD8561BQ
Package : 208 pins.
Purpose : either the CPU or GPU. don't know yet. need to research.
Notes : This is probably an LSI/SGI/MIPS chip Sony has remarked.
Mfg'd by : Sony
Markings : CXD8606Q
L9B0057
WJ92537
NNI 9722
Package : 208 pins.
Purpose : either the CPU or GPU. again, I need to research it.
Notes : This is probably an LSI/SGI/MIPS chip Sony has remarked.
Mfg'd by : NEC
Markings : 424805AL-A60
9718NV065
Package : 28 pins.
Purpose : 512x8 fast page 60ns DRAM. this is the psx main RAM.
Notes : There are four of these in the psx. Thanks to Jim Shaw for
verifying my hunch that these are 60ns memory used in psx.
Mfg'd by : NEC
Markings : D4818QGF-A12
-S
9712L9525
Package : 100 pins.
Purpose : 12ns RAM. Probably the video memory.
Notes : Thanks to Jim Shaw for verifying that this is 12ns RAM.
Mfg'd by : Sony
Markings : 2030
Package : 32 pin DIP.
Purpose : the ROM? it looked like a ROM chip to me.
Mfg'd by : Sony
Markings : CXD2925Q
721R16F
Package : 100 pins.
Purpose : ?
Mfg'd by : Sony
Markings : CXD2545Q
HW71963X
Package : 100 pins.
Purpose : ?
Mfg'd by : Sony
Markings : CXD1815Q
722P48E
Package : 100 pins.
Purpose : ?
Mfg'd by : Motorola
Markings : MC141658FT
JBC97201
Package : 64 pins.
Purpose : This could be a peripheral driver array.
Nots : Thanks to Jim Shaw for the hint on this chip.
Mfg'd by : AKM
Markings : AK4309AVM
1A719N
Package : 24 pin DIP.
Purpose : 16bit stereo delta sigma DAC for Multimedia (part of the SPU)
Notes : Thanks to Jim Shaw for giving me the info on this chip.
Mfg'd by : SEC
Markings : SEC Korea 719
KM62V256CLT6E-10L
PWD024XD
Package : 22 pin DIP.
Purpose : ?
Mfg'd by : Fujitsu
Markings : 814260-70
9720 F42
PJ
Purpose : 256Kx16 Fast Page DRAM 70ns. this is the SPU's memory.
Notes : Thanks to Dan Boris for setting me straight on this chip.
The following IC's were located on the underside of the main PCB.
Mfg'd by : Sony
Markings : CXA1645M
722K00V
Purpose : RGB Encoder-RGB analog to composite.
Notes : Thanks to Jim Shaw for setting straight on this one.
Mfg'd by : ?
Markings : BA6392FP
723 121
Purpose : probably a something not very important.
Mfg'd by : ?
Markings : C2030
SC430930PB
SSA19721A
Purpose : probably something not very important.
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end of psxchips.txt
