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UPD780033AY

NEC
Part Number UPD780033AY
Manufacturer NEC
Description 8-BIT SINGLE-CHIP MICROCONTROLLERS
Published Apr 16, 2005
Detailed Description DATA SHEET µPD780031AY, 780032AY, 780033AY, 780034AY 8-BIT SINGLE-CHIP MICROCONTROLLERS MOS INTEGRATED CIRCUIT DESCRI...
Datasheet PDF File UPD780033AY PDF File

UPD780033AY
UPD780033AY

Overview
DATA SHEET µPD780031AY, 780032AY, 780033AY, 780034AY 8-BIT SINGLE-CHIP MICROCONTROLLERS MOS INTEGRATED CIRCUIT DESCRIPTION The µPD780031AY, 780032AY, 780033AY, and 780034AY are members of the µPD780034AY Subseries of the 78K/0 Series.
This is a µPD780034A Subseries product with an added multimaster-supporting I2C bus interface, and is suitable for AV equipment applications.
A flash memory version, the µPD78F0034AY, that can operate in the same power supply voltage range as the mask ROM version, and various development tools, are available.
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: 78K/0 Series User’s Manual Instructions: U14046E U12326E FEATURES • Internal ROM and RAM Item Part Number Program Memory (Internal ROM) 8 Kbytes 16 Kbytes 24 Kbytes 32 Kbytes 1024 bytes Data Memory (Internal High-Speed RAM) 512 bytes Package µPD780031AY µPD780032AY µPD780033AY µPD780034AY • 64-pin plastic shrink DIP (750 mils) • 64-pin plastic QFP (14 × 14 mm) • 64-pin plastic LQFP (12 × 12 mm) • External memory expansion space: 64 Kbytes • Minimum instruction execution time: 0.
24 µs (@ fX = 8.
38-MHz operation) • I/O ports: 51 (5-V-tolerant N-ch open-drain: 4) • 10-bit resolution A/D converter: 8 channels (AVDD = 1.
8 to 5.
5 V) • Serial interface: 3 channels (multimaster-supporting I2C bus mode, UART mode, 3-wire serial I/O mode) • Timer: 5 channels • Power supply voltage: VDD = 1.
8 to 5.
5 V APPLICATIONS Telephones, home electric appliances, pagers, AV equipment, car audios, office automation equipment, etc.
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.
U14045EJ1V0DS00 (1st edition) Date Publishe...


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