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器件3D模型￥ 36.395
AT91SAM9G20B-CU 其他数据使用手册 - Microchip（微芯）
制造商:
Microchip（微芯）
分类:
微控制器
封装:
LFBGA-217
描述:
SMART SAM9G ARM® 9 微处理器基于 ARM926™ 的 Atmel® SMART SAM9G 嵌入式微处理器单元 (MPU) 是高性能数据速度处理器，带扩展外围设备，用于连接和用户界面。
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P56P296P325P387P409P497P567P607P721Hot
典型应用电路图在P55P411P424P470P507P659P692
原理图在P4P27P28P29P40P54P79P92P99P106P112P128
封装尺寸在P10P12P768P770P790
型号编码规则在P773P790
标记信息在P772P790
封装信息在P768P771
功能描述在P56P79P92P99P106P113P134P191P209P250P297P350
应用领域在P295
电气规格在P18P266P724P742P749P768P790P791P792
导航目录
AT91SAM9G20B-CU数据手册
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若手册格式错乱，请下载阅览PDF原文件
SAM9G20
DS60001516A-page 6 2017 Microchip Technology Inc.
Reset/Test
NRST Microprocessor Reset I/O Low Pull-up resistor
TST Test Mode Select Input –
Pull-down resistor. Accepts
between 0V and VDDBU.
BMS Boot Mode Select Input –
No pull-up resistor
BMS = 0 when tied to GND
BMS = 1 when tied to VDDIOP
Debug Unit - DBGU
DRXD Debug Receive Data Input –
DTXD Debug Transmit Data Output –
Advanced Interrupt Controller - AIC
IRQ0–IRQ2 External Interrupt Inputs Input –
FIQ Fast Interrupt Input Input –
PIO Controller - PIOA / PIOB / PIOC
PA0–PA31 Parallel IO Controller A I/O – Pulled-up input at reset
PB0–PB31 Parallel IO Controller B I/O – Pulled-up input at reset
PC0–PC31 Parallel IO Controller C I/O – Pulled-up input at reset
External Bus Interface - EBI
D0–D31 Data Bus I/O – Pulled-up input at reset
A0–A25 Address Bus Output – 0 at reset
NWAIT External Wait Signal Input Low
Static Memory Controller - SMC
NCS0–NCS7 Chip Select Lines Output Low
NWR0–NWR3 Write Signal Output Low
NRD Read Signal Output Low
NWE Write Enable Output Low
NBS0–NBS3 Byte Mask Signal Output Low
CompactFlash Support
CFCE1–CFCE2 CompactFlash Chip Enable Output Low
CFOE CompactFlash Output Enable Output Low
CFWE CompactFlash Write Enable Output Low
CFIOR CompactFlash IO Read Output Low
CFIOW CompactFlash IO Write Output Low
CFRNW CompactFlash Read Not Write Output –
CFCS0–CFCS1 CompactFlash Chip Select Lines Output Low
Table 2-1: Signal Description List
Signal Name Function Type Active Level Comments
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