“8” 共 10 个型号· 770 ms
256 x 8-bit static low-voltage RAM with I²C-bus interface
3.3 V RS485 compatible with 1.8 V I/Os and selectable speed 20 Mbps or 250 kbps
Clock and calendar with 240 x 8-bit RAM
Very high speed low power RS-485/RS-422 transceiver
Low power RS-485/RS-422 transceiver
Remote 16-bit I/O expander for I 2 C-bus
Remote 16-bit I/O expander for I2C-bus
I²C-bus SIM card interface
带 SPI 接口的独立 10BASE-T 以太网控制器