Bosch Monomotronic part identification

[Jens Knickmeyer]

Hi all,

I need some help with part identification. All parts are from a 
Bosch Monomotronic of a '92 Volkswagen Polo 45hp. 
Text in "[]"-brackets describe symbols. The questionable parts are:

1. EPROM:
[Intel-"i"]
B57604
S7804
U2040283S

Sticker: 1 267 356 452


2.
[Bosch-Symbol]
30093
1092	
PLCC-package


3.
BF212M
B57677
SMD-14-package
<two of them are in the Monomotronic circuit>


4.
[Bosch-Symbol]
30 097 1192
CJ 53B
SMD-24-package


5.
Siemens
B57655
9204
SMD-20-package


6.
Phillips
B57574
HSS9208
SMD-20-package


Thanks in advance,

Jens Knickmeyer
knickm at gmx.net
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