參數(shù)資料
型號: ATTINY44A-CCUR
廠商: Atmel
文件頁數(shù): 7/135頁
文件大?。?/td> 0K
描述: MCU AVR 4KB FLASH 20MHZ 15UFBGA
產(chǎn)品培訓模塊: MCU Product Line Introduction
tinyAVR Introduction
標準包裝: 1
系列: AVR® ATtiny
核心處理器: AVR
芯體尺寸: 8-位
速度: 20MHz
連通性: USI
外圍設備: 欠壓檢測/復位,POR,PWM,溫度傳感器,WDT
輸入/輸出數(shù): 12
程序存儲器容量: 4KB(2K x 16)
程序存儲器類型: 閃存
EEPROM 大?。?/td> 256 x 8
RAM 容量: 256 x 8
電壓 - 電源 (Vcc/Vdd): 1.8 V ~ 5.5 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: 15-UFBGA
包裝: 標準包裝
其它名稱: ATTINY44A-CCURDKR
104
32015G–AVR32–09/09
AT32AP7001
11.5.10
Reset Controller
The Reset Controller collects the various reset sources in the system and generates hard and
soft resets for the digital logic.
The device contains a Power-On Detector, which keeps the system reset until power is stable.
This eliminates the need for external reset circuitry to guarantee stable operation when powering
up the device.
It is also possible to reset the device by asserting the RESET_N pin. This pin has an internal pul-
lup, and does not need to be driven externally when negated.
Table 11-4 lists these and other reset sources supported by the Reset Controller.
Figure 11-5. Reset Controller block diagram
Reset sources are divided into hard and soft resets. Hard resets imply that the system could
have become unstable, and virtually all logic will be reset. The clock generator, which also con-
trols the oscillators, will also be reset. If the device is reset due to a power-on reset, or reset
occurred when the device was in a sleep mode that disabled the oscillators, the normal oscillator
startup time will apply.
A soft reset will reset most digital logic in the device, such as CPU, HSB, and PB modules, but
not the OCD system, clock generator, Watchdog Timer and RTC, allowing some functions,
including the oscillators, to remain active during the reset. The startup time from a soft reset is
thus negligible. Note that all PB registers are reset, except those in the RTC/WDT. The
MCCTRL and CKSEL registers are reset, and the device will restart using Oscillator 0 as clock
source for all synchronous clocks.
In addition to the listed reset types, the JTAG can keep parts of the device statically reset
through the JTAG Reset Register. See JTAG documentation for details.
NTAE
Reset
Controller
RESET_N
Power-On
Detector
DBR
Watchdog Reset
RC_RCAUSE
Hard Reset
Soft Reset
CPU, HSB,
PBA, PBB
OCD, RTC/WDT
Clock Generato
相關(guān)PDF資料
PDF描述
2-583717-7 CONN CARD EDGE 14POS .100 PCB
ATTINY2313A-SUR MCU AVR 2KB FLASH 20MHZ 20SOIC
ATTINY24A-MFR MCU AVR 2KB FLASH 20MHZ 20QFN
PCA9575PW2,118 IC I2C/SMBUS 16BIT GPIO 28TSSOP
ATTINY44A-SSUR MCU AVR 4KB FLASH 20MHZ 14SOIC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ATTINY44A-MF 功能描述:8位微控制器 -MCU 4KB FLSH 256B EE256B SRAM-20MHz HI, 125C RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
ATTINY44A-MFR 功能描述:8位微控制器 -MCU 4KB FLSH 256B EE256B SRAM-20MHz HI, 125C RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
ATTINY44A-MMH 功能描述:8位微控制器 -MCU 1.8V, 20MHz Industrial Temp RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
ATTINY44A-MMHR 功能描述:8位微控制器 -MCU 4KB FLSH 256B EE256B SRAM-20MHz, NiPdAu RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
ATTINY44A-MU 功能描述:8位微控制器 -MCU 1.8V, 20MHz Industrial Temp RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT