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ST7LCRE4U1/xxx

器件名称: ST7LCRE4U1/xxx
功能描述: Full-speed USB MCU with smartcard interface
文件大小: 394.41KB    共29页
生产厂商: STMICROELECTRONICS
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简  介:ST7LCRE4U1 ST7LCRDIE6 Full-speed USB MCU with smartcard interface Features ■ Clock, reset and supply management – Low voltage reset – Halt power saving mode – PLL for generating 48 MHz USB clock using a 4 MHz crystal USB (Universal Serial Bus) host interface – USB 2.0 compliant – CCID v1.0 – Full speed, hubless – Bus-powered, low consumption ISO7816-3 UART Interface – 4 MHz clock generation – Synchronous/asynchronous protocols (T=0, T=1) – Automatic retry on parity error – Programmable baud rate from 372 to 11.625 clock pulses (D=32/F=372) – Card insertion/removal detection Smartcard power supply – Fixed card VCC: 1.8 V, and 3 V – Internal step-up converter for 5 V supplied smartcards (with current of up to 55 mA) using only two external components Device summary DIE VFQFPN24(Y1) ■ – Programmable smartcard internal voltage regulator (1.8 to 3.0V) with current overload protection and 4 kV ESD protection (human body model) for all smartcard Interface I/Os ■ ■ Development tools – Full hardware/software development package. – Fully compatible with Flash ST7FSCR family for development purposes ECOPACK package ■ Description ST7LCRE4U1 and ST7LCRDIE6 are an 8-bit microcontrollers dedicated to smartcard reading applications. They have been developed to be the core of smartcard readers communicating through USB link. Optimized for mass-market applications, it offers a single integrated circuit solution with very few external components. Part numbers ■ Table 1. Features ST7……
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器件名 功能描述 生产厂商
ST7LCRE4U1/xxx Full-speed USB MCU with smartcard interface STMICROELECTRONICS
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