UPD78F0974 Datasheet (NEC) - (UPD78F0973 / UPD78F0974) 8-Bit Single-Chip Microcontrollers

UPD78F0974, (UPD78F0973 / UPD78F0974) 8-Bit Single-Chip Microcontrollers

Table 2-1.

Pin Input/Output Circuit Types Correction of ports 8 and 9 input/output circuit types Figure 2-1.

I/O Circuits of Pins Change of type 17-A to type 17-G Addition of oscillator mode register to Table 3-5.

Special Function Register List 4.1 EEPROM Functions Change of the number of rewrite fr

Preliminary User’s Manual www.DataSheet4U.com µPD780973 Subseries 8-Bit Single-Chip Microcontrollers µPD780973(A) µPD78F0974 Document No.

U12406EJ2V0UM00 (2nd edition) Date Published May 1998 N CP(K) © Printed in Japan 1997 [MEMO] www.DataSheet4U.com 2 NOTES FOR CMOS DEVICES 1 PRECAUTION AGAINST ESD FOR SEMICONDUCTORS Note: Strong electric field, when exposed to a MOS device, can cause destruction of the gate oxide and ultimately degrade the device operation.

Steps must be taken to sto

UPD78F0974 Features

* NEC devices are classified into the following three quality grades: "Standard", "Special", and "Specific". The Specific quality grade applies only to devices developed based on a customer designated “quality assurance program“ for a specific application. The recommended applications of a device dep