ST7LNB0V3数据手册ST中文资料规格书

描述 Description

The ST7LNB0V3 is an 8-bit microcontroller dedicated to DiSEqC™ slave operation in LNBs and switchers. It is compliant with the DiSEqC™ level 2.1. It also supports backwards compatible mode (13/18 V, 22 kHz tone) and toneburst signalling.

特性 Features

• Clock, reset and supply management
• Reduced power consumption
• Safe power on/off management by low voltage detector (LVD)
• Internal 8 MHz oscillator
• Communication interface
• One DiSEqC™ 2.1 communication interface
• Analog interface13/18 V voltage detector
• 22 kHz tone detector
• I/O ports
• 8 output ports for control of committed and uncommitted switches
• 1 output port for standby control.
• Operating voltage 4.5 to 5.5 V
• Temperature range -40 to +85 °C.