Datasheet 搜索 > 微控制器 > ATMEL（爱特美尔） > AT91SAM7S256C-MU 数据手册 > AT91SAM7S256C-MU 其他数据使用手册 6/775 页
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AT91SAM7S256C-MU 其他数据使用手册 - ATMEL（爱特美尔）
制造商:
ATMEL（爱特美尔）
分类:
微控制器
封装:
VFQFN-64
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P50P162P216P270P296P320P410P540Hot
典型应用电路图在P48P323P337P385P420P504
原理图在P4P5P12P13P25P26P27P29P30P47P57P73
封装尺寸在P9P11P585P586P587P589P590P591P760
型号编码规则在P593P754P755P760P763
标记信息在P595P599P606P614P624P634P642P644P646P656P666P674
封装信息在P587P591P758
功能描述在P51P58P73P82P90P97P105P152P164P242P272P297
技术参数、封装参数在P762P763
应用领域在P162
电气规格在P9P11P58P569P572P585P596P601P609P617P626P636
导航目录
AT91SAM7S256C-MU数据手册
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6
SAM7S Series [DATASHEET]
6175M–ATARM–26-Oct-12
3. Signal Description
Table 3-1. Signal Description List
Signal Name Function Type
Active
Level Comments
Power
VDDIN
Voltage and ADC Regulator Power Supply
Input
Power 3.0 to 3.6V
VDDOUT Voltage Regulator Output Power 1.85V nominal
VDDFLASH Flash Power Supply Power 3.0V to 3.6V
VDDIO I/O Lines Power Supply Power 3.0V to 3.6V or 1.65V to 1.95V
VDDCORE Core Power Supply Power 1.65V to 1.95V
VDDPLL PLL Power 1.65V to 1.95V
GND Ground Ground
Clocks, Oscillators and PLLs
XIN Main Oscillator Input Input
XOUT Main Oscillator Output Output
PLLRC PLL Filter Input
PCK0 - PCK2 Programmable Clock Output Output
ICE and JTAG
TCK Test Clock Input No pull-up resistor
TDI Test Data In Input No pull-up resistor
TDO Test Data Out Output
TMS Test Mode Select Input No pull-up resistor
JTAGSEL JTAG Selection Input Pull-down resistor
(1)
Flash Memory
ERASE
Flash and NVM Configuration Bits Erase
Command
Input High Pull-down resistor
(1)
Reset/Test
NRST Microcontroller Reset I/O Low Open-drain with pull-Up resistor
TST Test Mode Select Input High Pull-down resistor
(1)
Debug Unit
DRXD Debug Receive Data Input
DTXD Debug Transmit Data Output
AIC
IRQ0 - IRQ1 External Interrupt Inputs Input IRQ1 not present on SAM7S32/16
FIQ Fast Interrupt Input Input
PIO
PA0 - PA31 Parallel IO Controller A I/O
Pulled-up input at reset
PA0 - PA20 only on SAM7S32/16
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