LED Display Driver controls up to 7 x 17 matrix displays.
Press Release Summary:
Integrating 7-channel PMOS high side switch, 17-channel constant current circuit, 1/7 time division circuit, and pattern generator, Model BD26502GUL provides 8-way scroll function, individual On/Off control via 16-step DAC, and 64-step PWM control. Full-color display for illumination is possible at 39 dots max. Housed in WL-CSP package, chip is suited for mobile phones, digital appliances, and other electronic equipment utilizing monochromatic displays and illumination functions.
Original Press Release:
Easily Configure Colorful Information Displays and Illumination Devices
The BD26502GUL integrates a 7ch PMOS high side switch, 17ch constant current circuit, 1/7 time division circuit, and pattern generator on a single chip.
The 1/7 time division circuit and pattern generator enables LED display (7 × 17 dots max.) without using a microcontroller. Full-color display for illumination is also possible (39 dots max.).
Ideal for use with mobile phones, digital appliances, and other electronic equipment utilizing monochromatic displays and illumination functions.
o Max. 7 x 17 matrix display possible
o Integrated pattern generator (13 patterns/dot) and 7 x 17 2-page RAM lighten microcontroller load
o 8-way scroll function dot scroll function
o Brightness control
Individual ON/OFF control via 16-step DAC (0-20mA)
PWM control (64-step)
o 39-dot full-color display possible (when using RGB LEDs)
o Thin, compact WL-CSP
(VCSP50L4 : 4.1 × 4.1 × 0.55mm max.)
