SERIAL I/O CALENDAR & CLOCK CMOS LSI

SEMICONDUCTOR SELECTION GUIDE Microcomputer IC Memory Semi-Custom IC Particular Purpose IC General Purpose Linear IC Transistor / Diode / Thyristor Microwave Device / Consumer Use High Frequency Device Optical Device Packages Index (Quick Reference by Type N

MOS INTEGRATED CIRCUIT

FEATURES • Built-in counters for time (hour, minute, and second) and date (year, month, day, and week) • Leap years are adjusted automatically. • Data is represented in BCD notation (except months in hexadecimal notation) and input/output serially. • Commands can be set by inputting serial dat

MOS INTEGRATED CIRCUIT

FEATURES • Built-in counters for time (hour, minute, and second) and date (year, month, day, and week) • Leap years are adjusted automatically. • Data is represented in BCD notation (except months in hexadecimal notation) and input/output serially. • Commands can be set by inputting serial dat

SERIAL I/O CALENDAR & CLOCK CMOS LSI

SEMICONDUCTOR SELECTION GUIDE Microcomputer IC Memory Semi-Custom IC Particular Purpose IC General Purpose Linear IC Transistor / Diode / Thyristor Microwave Device / Consumer Use High Frequency Device Optical Device Packages Index (Quick Reference by Type N

SERIAL I/O CALENDAR & CLOCK CMOS LSI

SERIAL I/O CALENDAR & CLOCK CMOS LSIThe µPD4990A is a CMOS LSI developed to input/output calendar & clock data serially to/from the micro computer. The crystal frequency is 32.768 kHz and the data items included are time, minute, second, year, month, day, and week.FEATURES\n• Built-in counters for t • Built-in counters for time (hour, minute, and second) and date (year, month, day, and week)\n• Leap years are adjusted automatically.\n• Data is represented in BCD notation (except months in hexadecimal notation) and input/output serially.\n• Commands can be set by inputting serial data.\n• Select;

MOS INTEGRATED CIRCUIT

FEATURES • Built-in counters for time (hour, minute, and second) and date (year, month, day, and week) • Leap years are adjusted automatically. • Data is represented in BCD notation (except months in hexadecimal notation) and input/output serially. • Commands can be set by inputting serial dat

SERIAL I/O CALENDAR & CLOCK CMOS LSI

SEMICONDUCTOR SELECTION GUIDE Microcomputer IC Memory Semi-Custom IC Particular Purpose IC General Purpose Linear IC Transistor / Diode / Thyristor Microwave Device / Consumer Use High Frequency Device Optical Device Packages Index (Quick Reference by Type N

SERIAL I/O CALENDAR & CLOCK CMOS LSI

PRIMARY CONTROLLER

DESCRIPTION This primary controller I.C., developed in BCD60II technology, has been designed to implement off line or DC-DC power supply applications using a fixed frequency current mode control. Based on a standard current mode PWM control ler this device includes some features as programmable

Surge Clamping, Transient Overvoltage Suppressor Unidirectional

Description: The NTE4900 series of silicon Transient Suppressors designed to protect voltage sensitive components from high energy voltage transients. Transient over voltage suppressor devices have become very important as a consequence of their high surge capability, extremely fast response time

Progressive scan-Zoom and Noise reduction IC PROZONIC

GENERAL DESCRIPTION The Progressive scan-Zoom and Noise reduction IC, abbreviated as PROZONIC, is designed for applications together with: SAA4951WP Economy Controller (ECO3) SAA4952H (memory controller) SAA7158WP Back END IC (BENDIC) SAA4995WP PANorama IC (PANIC) SAA4970

Progressive scan-Zoom and Noise reduction IC PROZONIC

GENERAL DESCRIPTION The Progressive scan-Zoom and Noise reduction IC, abbreviated as PROZONIC, is designed for applications together with: SAA4951WP Economy Controller (ECO3) SAA4952H (memory controller) SAA7158WP Back END IC (BENDIC) SAA4995WP PANorama IC (PANIC) SAA4970