DATA SHEET
MOS INTEGRATED CIRCUIT
µPD78F0034A, 78F0034AY
8-BIT SINGLE-CHIP MICROCONTROLLER
DESCRIPTION
The µPD78F0034A is a member of the µPD780034A Subseries in the 78K/0 Series, and is equivalent to the
µPD780034A but with flash memory in place of internal ROM.
The µPD78F0034AY is a member of the µPD780034AY Subseries, featuring flash memory in place of the internal
ROM of the µPD780034AY.
The µPD78F0034A incorporates 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:
Note
VDD = 1.8 to 5.5 V
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 µPD78F0034A, 78F0034AY, AND MASK ROM VERSIONS.
ORDERING INFORMATION
Part Number
Package
Internal ROM
µPD78F0034ACW
64-pin plastic SDIP (19.05 mm (750))
Flash memory
µPD78F0034AGB-8EU
64-pin plastic LQFP (10 × 10)
Flash memory
µPD78F0034AGC-8BS
64-pin plastic LQFP (14 × 14)
Flash memory
µPD78F0034AGC-AB8
64-pin plastic QFP (14 × 14)
Flash memory
µPD78F0034AGK-9ET
64-pin plastic TQFP (12 × 12)
Flash memory
µPD78F0034AYCW
64-pin plastic SDIP (19.05 mm (750))
Flash memory
µPD78F0034AYGB-8EU
64-pin plastic LQFP (10 × 10)
Flash memory
µPD78F0034AYGC-8BS
64-pin plastic LQFP (14 × 14)
Flash memory
µPD78F0034AYGC-AB8
64-pin plastic QFP (14 × 14)
Flash memory
µPD78F0034AYGK-9ET
64-pin plastic TQFP (12 × 12)
Flash memory
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 devices/types available in every country. Please check with local NEC representative for availability
and additional information.
Document No. U14040EJ4V0DS00 (4th edition)
Date Published April 2002 N CP(K)
Printed in Japan
The mark
shows major revised points.
©
1999, 2000
