● 40× power reduction compared to PCA9633
● 4 LED drivers. Each output programmable at:
● Off
● On
● Programmable LED brightness
● Programmable group dimming/blinking mixed with individual LED brightness
● 1 MHz Fast-mode Plus I²C-bus interface with 30 mA high drive capability on SDA output for driving high capacitive buses
● 256-step (8-bit) linear programmable brightness per LED output varying from fully off (default) to maximum brightness using a 1.5625 kHz PWM signal in Individual brightness mode
● 64-step (6-bit) linear programmable brightness for each LED output varying from fully off (default) to maximum brightness using a 6.25 kHz PWM signal in group dimming mode
● In group dimming mode, 16-step group brightness control allows global dimming (using a 190 Hz PWM signal) from fully off to maximum brightness (default)
● 256-step (8-bit) linear programmable brightness per LED output varying from fully off (default) to maximum brightness using a 1.5625 kHz PWM signal in group blinking mode
● 64-step group blinking with frequency programmable from 24 Hz to 6 Hz and duty cycle from 0 % to 98.4 %
● 256-step group blinking with frequency programmable from 6 Hz to 0.09 Hz (10.73 s) and duty cycle from 0 % to 99.6 %
● Four totem pole outputs (sink 25 mA and source 10 mA at 5 V) with software programmable open-drain LED outputs selection (default at high-impedance). No input function.
● 10-pin package option provides two hardware address pins allowing four devices to operate on the same bus
● Output state change programmable on the Acknowledge or the STOP Command to update outputs byte-by-byte or all at the same time (default to ‘Change on STOP’).
● Software Reset feature (SWRST Call) allows the device to be reset through the I²C-bus
● 400 kHz internal oscillator requires no external components
● Internal power-on reset
● Noise filter on SDA/SCL inputs
● Edge rate control on outputs
● No glitch on power-up
● Supports hot insertion
● Low standby current of
● Operating power supply voltage range of 2.3 V to 5.5 V
● 5.5 V tolerant inputs
● -40 °C to +85 °C operation
● ESD protection exceeds 5000 V HBM per JESD22-A114 and 1000 V CDM per JESD22-C101
● Latch-up testing is done to JEDEC Standard JESD78 which exceeds 100 mA
● Packages offered: TSSOP8, TSSOP10, HVSON8, HVSON10
Part 3D Model
