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UPD78F0034B Datasheet(PDF) 1 Page - NEC |
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UPD78F0034B Datasheet(HTML) 1 Page - NEC |
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1 / 90 page  DATA SHEET © MOS INTEGRATED CIRCUIT 8-BIT SINGLE-CHIP MICROCONTROLLERS µPD78F0034B, 78F0034BY, 78F0034B(A), 78F0034BY(A) 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. Detailed function descriptions are provided in the following user’s manuals. Be sure to read them before designing. µPD780024A, 780034A, 780024AY, 780034AY Subseries User’s Manual: U14046E 78K/0 Series Instruction User’s Manual: U12326E 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 Note The flash memory and internal high-speed RAM capacities can be changed with the memory size switching register (IMS). Remark For the differences between the flash memory and the mask ROM versions, refer to 4. DIFFERENCES BETWEEN µPD78F0034B, 78F0034BY, AND MASK ROM VERSIONS. Document No. U16369EJ1V0DS00 (1st edition) Date Published January 2003 N CP(K) Printed in Japan The information in this document is subject to change without notice. Before using this document, please confirm that this is the latest version. Not all products and/or types are available in every country. Please check with an NEC Electronics sales representative for availability and additional information. |
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