Intel MCS-48
Variants

Intel MCS-48

Section Title: Variants
Table Section Text: None

Device	Internal	Memory	Remarks

8020	1K × 8 ROM	64 × 8 RAM	subset of 8048, 20 pins, only 13 I/O lines

8021	1K × 8 ROM	64 × 8 RAM	subset of 8048, 28 pins, 21 I/O lines

8022	2K × 8 ROM	64 × 8 RAM	subset of 8048, A/D-converter

8035	none	64 × 8 RAM

8039	none	128 × 8 RAM

8040	none	256 × 8 RAM

8048	1K × 8 ROM	64 × 8 RAM

8049	2K × 8 ROM	128 × 8 RAM

8050	4K x 8 ROM	256 × 8 RAM

8748	1K × 8 EPROM	64 × 8 RAM

8749	2K × 8 EPROM	128 × 8 RAM

87P50	ext. ROM socket	256 × 8 RAM	Has piggy-back socket for 2758/2716/2732 EPROM.

8648	1K × 8 OTP EPROM	64 × 8 RAM	factory OTP EPROM

Sentence(s)

A version with 2 KB EPROM and 128 bytes RAM was available under the 8749 number.

final_sentence: A version with 2 KB EPROM and 128 bytes RAM was available under the 8749 number.