參數(shù)資料
型號(hào): AT91SAM7SE256-AU-999
廠商: Atmel
文件頁(yè)數(shù): 11/47頁(yè)
文件大?。?/td> 0K
描述: IC MCU ARM7 256KB FLASH 128LQFP
產(chǎn)品培訓(xùn)模塊: MCU Product Line Introduction
標(biāo)準(zhǔn)包裝: 750
系列: SAM7SE
核心處理器: ARM7
芯體尺寸: 16/32-位
速度: 55MHz
連通性: EBI/EMI,I²C,SPI,SSC,UART/USART,USB
外圍設(shè)備: 欠壓檢測(cè)/復(fù)位,POR,PWM,WDT
輸入/輸出數(shù): 88
程序存儲(chǔ)器容量: 256KB(256K x 8)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 32K x 8
電壓 - 電源 (Vcc/Vdd): 1.65 V ~ 1.95 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 128-LQFP
包裝: 帶卷 (TR)
配用: AT91SAM7SE-EK-ND - EVAL BOARD FOR AT91SAM7SE
AT91SAM-ICE-ND - EMULATOR FOR AT91 ARM7/ARM9
19
6222GS–ATARM–6-Sep-11
SAM7SE512/256/32 Summary
Multiple device adaptability
– Compliant with LCD Module
– Compliant with PSRAM in synchronous operations
– Programmable Setup Time Read/Write
– Programmable Hold Time Read/Write
Multiple Wait State Management
– Programmable Wait State Generation
– External Wait Request
– Programmable Data Float Time
7.6
SDRAM Controller
Numerous configurations supported
– 2K, 4K, 8K Row Address Memory Parts
– SDRAM with two or four Internal Banks
– SDRAM with 16- or 32-bit Data Path
Programming facilities
– Word, half-word, byte access
– Automatic page break when Memory Boundary has been reached
– Multibank Ping-pong Access
– Timing parameters specified by software
– Automatic refresh operation, refresh rate is programmable
Energy-saving capabilities
– Self-refresh, and Low-power Modes supported
Error detection
– Refresh Error Interrupt
SDRAM Power-up Initialization by software
Latency is set to two clocks (CAS Latency of 1, 3 Not Supported)
Auto Precharge Command not used
Mobile SDRAM supported (except for low-power extended mode and deep power-down
mode)
7.7
Error Corrected Code Controller
Tracking the accesses to a NAND Flash device by triggering on the corresponding chip select
Single bit error correction and 2-bit Random detection.
Automatic Hamming Code Calculation while writing
– ECC value available in a register
Automatic Hamming Code Calculation while reading
– Error Report, including error flag, correctable error flag and word address being
detected erroneous
– Supports 8- or 16-bit NAND Flash devices with 512-, 1024-, 2048- or 4096-byte
pages
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AT91SAM7SE256B-AU 功能描述:ARM微控制器 - MCU IND TEMP MRLB RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 處理器系列:STM32F373xx 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:72 MHz 程序存儲(chǔ)器大小:256 KB 數(shù)據(jù) RAM 大小:32 KB 片上 ADC:Yes 工作電源電壓:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:LQFP-48 安裝風(fēng)格:SMD/SMT
AT91SAM7SE256B-AUR 功能描述:ARM微控制器 - MCU IND TEMP MRLB RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 處理器系列:STM32F373xx 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:72 MHz 程序存儲(chǔ)器大小:256 KB 數(shù)據(jù) RAM 大小:32 KB 片上 ADC:Yes 工作電源電壓:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:LQFP-48 安裝風(fēng)格:SMD/SMT
AT91SAM7SE256B-CU 功能描述:ARM微控制器 - MCU IND TEMP MRL B RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 處理器系列:STM32F373xx 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:72 MHz 程序存儲(chǔ)器大小:256 KB 數(shù)據(jù) RAM 大小:32 KB 片上 ADC:Yes 工作電源電壓:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:LQFP-48 安裝風(fēng)格:SMD/SMT
AT91SAM7SE256B-CUR 功能描述:ARM微控制器 - MCU IND TEMP MRL B RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 處理器系列:STM32F373xx 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:72 MHz 程序存儲(chǔ)器大小:256 KB 數(shù)據(jù) RAM 大小:32 KB 片上 ADC:Yes 工作電源電壓:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:LQFP-48 安裝風(fēng)格:SMD/SMT
AT91SAM7SE256-CU 功能描述:ARM微控制器 - MCU 256kB Flash 32kB SRAM 48MHz 4 PWM RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 處理器系列:STM32F373xx 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:72 MHz 程序存儲(chǔ)器大小:256 KB 數(shù)據(jù) RAM 大小:32 KB 片上 ADC:Yes 工作電源電壓:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:LQFP-48 安裝風(fēng)格:SMD/SMT