I would have thought a 2101 was far too small. These
are 4kbit chips.
Are these single voltage or multiple? 4k? 22pin? sounds like the
semi-4600 and NEC D410 parts, a 4k pseudostatic 200ns cycle and access
under 120ns. I've got a rat load of upd410s. The moto part number
doesn't compute though.
Allison