UPD75P216ACW NEC, UPD75P216ACW Datasheet - Page 4

• Manufacturer Part Number: UPD75P216ACW
• Description: 4-BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

1. PIN FUNCTIONS ................................................................................................................................ 5
2. DIFFERENCES BETWEEN THE
3. ONE-TIME PROM (PROGRAM MEMORY) WRITE AND VERIFY ..................................................10
4. ELECTRICAL SPECIFICATIONS ...................................................................................................... 13
5. PACKAGE DRAWINGS .................................................................................................................... 22
6. RECOMMENDED SOLDERING CONDITIONS ................................................................................ 23
APPENDIX DEVELOPMENT TOOLS ................................................................................................... 24
4
1.1
1.2
1.3
3.1
3.2
3.3
PORT PINS .................................................................................................................................................... 5
NON-PORT PINS .......................................................................................................................................... 6
TREATMENT OF UNUSED PINS ................................................................................................................ 8
PROM WRITE AND VERIFY OPERATION................................................................................................ 10
PROM WRITE PROCEDURE ...................................................................................................................... 11
PROM READ PROCEDURE ........................................................................................................................ 12
PD75P216A AND THE
CONTENTS
PD75216A,
PD75208 ................. 9
PD75P216A