SPI IC Bus Interfaces and Controllers Datasheets

Interface - Controllers -- 1016-1297-5-ND [XR20M1170IG16-F from Exar Corporation]
from Digi-Key Electronics


  • Technology: I2C; RS485; SPI
  • Bias Current: 0.5000
  • Supply Voltage: 2.5V; 3.3V; Other; 2.25 V ~ 3.6 V
  • Operating Temperature: -40 to 85
10-Port Constant-Current LED Drivers and I/O Expanders with PWM Intensity Control -- MAX6966
from Maxim Integrated Products, Inc.

The MAX6966/MAX6967 serial-interfaced peripherals provide microprocessors with 10 I/O ports rated to 7V. Each port can be individually configured as either: A 20mA constant-current LED driver (static or pulsewidth modulated (PWM)). A 10mA constant-current LED driver (static or PWM). An open-drain... [See More]

  • Technology: SPI
  • Package Type: QFNL; QSOP; QSOP, TQFN
  • Operating Temperature: -40 to 125
  • Pins: 16
General Purpose Parallel Input/Output (GPIO) Expanders
from Semtech Corp.

General Purpose parallel Input/Output (GPIO) expanders are ideal for low power handheld battery powered equipment. Our IO expanders come in 4-, 8-, and 16-channels of IOs operating with a VDD range of 1.2V to 5.5V connecting easily to today ™s low core voltage chipsets in battery powered... [See More]

  • Technology: I2C (optional feature); SPI (optional feature)
  • GPIO Ports: 4 to 16
  • Supply Voltage: 1.2V; 1.5V; 1.8V; 2.5V; 2.7V; 3V; 3.3V; 3.6V; 5V; Other (optional feature)