描述 Description

DESCRIPTION
The μPD78F0034B is a member of the μPD780034A Subseries in the 78K/0 Series, and is equivalent to the μPD780034A (expanded-specification product) but with flash memory in place of internal ROM.
The μPD78F0034BY is a member of the μPD780034AY Subseries, featuring flash memory in place of the internal ROM of the μPD780034AY.
The μPD78F0034B(A) and 78F0034BY(A) are products to which a quality assurance program more stringent than that used for the μPD78F0034B and 78F0034BY (standard models) is applied (NEC Electronics classifies these products as \"special\" quality grade models).
The μPD78F0034B, 78F0034BY, 78F0034B(A), and 78F0034BY(A) incorporate flash memory, which can be programmed and erased while mounted on the board.FEATURES
? Pin-compatible with mask ROM versions (except VPP pin)
? Flash memory: 32 KBNote
? Internal high-speed RAM: 1,024 bytesNote
? Supply voltage: VDD = 1.8 to 5.5 V

特性 Features

? Pin-compatible with mask ROM versions (except VPP pin)
? Flash memory: 32 KBNote
? Internal high-speed RAM: 1,024 bytesNote
? Supply voltage: VDD = 1.8 to 5.5 V