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STA2059 bảng dữ liệu(PDF) 1 Page - STMicroelectronics |
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1 / 4 page 1/4 STA2059 September 2004 This is preliminary information on a new product now in development. Details are subject to change without notice. 1 FEATURES ■ ARM720 MCU – 32-bit RISC MCU with 3-stage pipeline. – Max. CPU frequency ~ 68 MHz. – Fully instructions compatible with the ARM7 family of processors. – 8 KByte Instruction + Data cache, 4-way set- associative. – Write buffer de-coupling CPU from system memory during write operations. – MMU for virtual to physical address mapping and memory protection. ■ Memories – 16 KBytes Program RAM Memory – 4 KBytes on-chip boot ROM – External SDRAM Interface for up to 128 Mbytes SDRAM. – External Memory Interface (EMI) for up to 8 Mbytes SRAM, Flash, ROM. – ATAPI interface supporting PIO4 mode ■ Nested interrupt controller – Fast interrupt handling with multiple vectors – 32 vectors with 16 IRQ priority levels – 2 maskable FIQ sources ■ Clock, Reset and Supply Management – 3.3 V ±5% operating supply range for Input/ Output, AD, ADAC. – 1.8 V ±5% operating supply range for core supply, PLL, RTC and 32 kHz osc. – Internal system clocks generated by fully in- ternal PLL – Power management providing different oper- ating modes: RUN, SLEEP, STOP, STAND- BY. ■ 35 I/O ports – 35 multifunctional bidirectional I/O lines – 5 ports with interrupt capability ■ 3 Timers – Two 16-bit programmable Timer modules with prescaler (fAPB divided by 1 to 256) driv- en from internal selectable clock (oscillator or CPU clock), output compare and input cap- ture functions. – 16-bit Watchdog Timer with 8-bit prescaler ■ Digital Audio – 24-bit Audio Digital to Analog converter (ADAC) with digital volume control – Enhanced Serial Audio Interface (ESAI) sup- porting I2S format ■ 6 Communications Interfaces – USB slave interface 1.1 compliant – C-CAN module compliant with the CAN spec- ification V2.0 part B (active). – Two High-Speed Universal Asynchronous Receiver Transmitter (UART) for full-duplex asynchronous communication. – Two Buffered Serial Peripheral Interfaces (BSPI) for full-duplex, synchronous, commu- nications with external devices, master or slave operation. ■ A/D Converter – 11-bit resolution Analog/Digital Converter supporting 4 multiplexed inputs at up to 950 Hz sampling rate. ■ Development Tools Support – 5-pin JTAG port (IEEE 1149.1 Standard) ■ Package – 208-pin PQFP208 package. – -40°C to 85°C operating temperature range. DATA BRIEF IN VEHICLE NAVIGATION/TELEMATICS SYSTEM ON CHIP Rev. 1 Figure 1. Package Table 1. Order Codes Part Number Package STA2059 PQFP208 PQFP208 (28x28x3.4mm) |
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