4-digit LCD car clock

GENERAL DESCRIPTION The PCF1171C is a single chip, 4.19 MHz CMOS car clock circuit indicating hours and minutes. It is designed to drive a 31⁄2 or 4-digit liquid crystal display (LCD). Two external single-pole, single-throw switches will accomplish all time setting functions. A bonding option al

文件：112.82 Kbytes 页数：16 Pages

PHI

PHI

Adafruit Small-Size Perma-Proto Raspberry Pi Breadboard PCB Kit

o 13 rows of 4-pin holes breaking out the GPIO cable, 4 rows of double 4-pin hole rows o 4 power rails with positive/negative markings o 1.8 x 2.0 (46mm x 55mm), 0.063 thick FR4 o 1.2mm / 0.047 drill holes

文件：166.14 Kbytes 页数：2 Pages

ADAFRUIT

Micropower Ultrasensitive Hall Effect Switch

Description The A1171 integrated circuit is an ultrasensitive, Hall effect switch with latched digital outputs and either unipolar or omnipolar magnetic actuation. It features operation at low supply currents and voltages, making it ideal for battery operated electronics. The low operating supply

文件：637.58 Kbytes 页数：9 Pages

ALLEGRO

General-Purpose Hall Effect Latch

文件：1.11004 Mbytes 页数：2 Pages

MAT

美斯特类比