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UPD8748 Datasheet - NEC

UPD8748 SINGLE CHIP 8-BIT MICROCOMPUTERS

BLOCK DIAGRAM 334 "cC'''UST IV,",fU",BU WOAO LEfIrIGTHI PIN IDENTIFICATION PIN NO. SYMBOL 1 TO 2 XTALI 3 XTAL2 4 RESET 5 SS 6 INT 7 EA 8 RD 9 PSEN 10 WR 11 ALE 12 - 19 DO - D7 BUS 20 21- 24, 35-38 VSS P20 - P27: PORT 2 25 PROG 26 VDD 27 - 34 39 Pl0 - P17: PORT .

NEe Microcomputers, Inc. IL PD8048 FAMILY OF SINGLE CHIP 8 BIT MICROCOMPUTERS NEe ILPD8048 ILPD8748 JLPD8035L DESC R I PTI ON The J1PD8048 family of single chip 8-bit microcomputers is comprised of the J1PD8048, J1PD8748 and J1PD8035l. The processors in this family differ only in their internal program memory options: The J1PD8048 with 1K x 8 bytes of mask ROM, the J1PD8748 with 1K x 8 bytes of UV erasable EPROM and the J1PD8035L with external memory. FEATU RES Fully Compatibl.

UPD8748 Datasheet (648.89 KB)