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參數(shù)資料
| 型號： | PIC12F1840T-I/MF |
| 廠商： | Microchip Technology |
| 文件頁數(shù)： | 46/122頁 |
| 文件大小： | 0K |
| 描述： | MCU 7KB FLASH 256B RAM XLP 8DFN |
| 標(biāo)準(zhǔn)包裝： | 3,300 |
| 系列： | PIC® XLP™ 12F |
| 核心處理器： | PIC |
| 芯體尺寸： | 8-位 |
| 速度： | 32MHz |
| 連通性： | I²C，LIN，SPI，UART/USART |
| 外圍設(shè)備： | 欠壓檢測/復(fù)位，POR，PWM，WDT |
| 輸入/輸出數(shù)： | 5 |
| 程序存儲器容量： | 7KB（4K x 14） |
| 程序存儲器類型： | 閃存 |
| EEPROM 大小： | 256 x 8 |
| RAM 容量： | 256 x 8 |
| 電壓 - 電源 (Vcc/Vdd)： | 2.3 V ~ 5.5 V |
| 數(shù)據(jù)轉(zhuǎn)換器： | A/D 4x10b |
| 振蕩器型： | 內(nèi)部 |
| 工作溫度： | -40°C ~ 85°C |
| 封裝/外殼： | 8-VDFN 裸露焊盤 |
| 包裝： | 帶卷 (TR) |
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2011 Microchip Technology Inc.
Preliminary
DS41441B-page 3
High-Performance RISC CPU:
Only 49 Instructions to Learn:
- All single-cycle instructions except branches
Operating Speed:
- DC – 32 MHz oscillator/clock input
- DC – 125 ns instruction cycle
Interrupt Capability with Automatic Context
Saving
16-Level Deep Hardware Stack with Optional
Overflow/Underflow Reset
Direct, Indirect and Relative Addressing modes:
- Two full 16-bit File Select Registers (FSRs)
- FSRs can read program and data memory
Flexible Oscillator Structure:
Precision 32 MHz Internal Oscillator Block:
- Factory calibrated to ± 1%, typical
- Software selectable frequencies range of
31 kHz to 32 MHz
31 kHz Low-Power Internal Oscillator
Four Crystal modes up to 32 MHz
Three External Clock modes up to 32 MHz
4X Phase Lock Loop (PLL)
Fail-Safe Clock Monitor:
- Allows for safe shutdown if peripheral clock
stops
Two-Speed Oscillator Start-up
Reference Clock module:
- Programmable clock output frequency and
duty-cycle
Special Microcontroller Features:
Full 5.5V Operation – PIC12F1840
1.8V-3.6V Operation – PIC12LF1840
Self-Reprogrammable under Software Control
Power-on Reset (POR), Power-up Timer (PWRT)
and Oscillator Start-up Timer (OST)
Programmable Brown-out Reset (BOR)
Extended Watchdog Timer (WDT)
In-Circuit Serial Programming (ICSP) via
two pins
In-Circuit Debug (ICD) via Two Pins
Enhanced Low-Voltage Programming (LVP)
Operating Voltage Range:
- 2.3V-5.5V (PIC12F1840)
- 1.8V-3.6V (PIC12LF1840)
Programmable Code Protection
Power-Saving Sleep mode
Low-Power Features:
Standby Current (PIC12LF1840):
- 20 nA @ 1.8V, typical
Operating Current (PIC12LF1840):
-34
A @ 1 MHz, 1.8V, typical
Low-Power Watchdog Timer Current
(PIC12LF1840):
- 300 nA @ 1.8V, typical
Analog Features:
Analog-to-Digital Converter (ADC) module:
- 10-bit resolution, 4 channels
- Conversion available during Sleep
Analog Comparator module:
- One rail-to-rail analog comparator
- Power mode control
- Software controllable hysteresis
Voltage Reference module:
- Fixed Voltage Reference (FVR) with 1.024V,
2.048V and 4.096V output levels
- 5-bit rail-to-rail resistive DAC with positive
and negative reference selection
Peripheral Highlights:
5 I/O Pins and 1 Input Only Pin:
- High current sink/source 25 mA/25 mA
- Programmable weak pull-ups
- Programmable interrupt-on-change pins
Timer0: 8-Bit Timer/Counter with 8-Bit Prescaler
Enhanced Timer1:
- 16-bit timer/counter with prescaler
- External Gate Input mode
- Dedicated, low-power 32 kHz oscillator driver
Timer2: 8-Bit Timer/Counter with 8-Bit Period
Register, Prescaler and Postscaler
Enhanced CCP (ECCP) module:
- Software selectable time bases
- Auto-shutdown and auto-restart
- PWM steering
Master Synchronous Serial Port (MSSP) with SPI
and I2CTM with:
- 7-bit address masking
- SMBus/PMBusTM compatibility
Enhanced Universal Synchronous Asynchronous
Receiver Transmitter (EUSART) module:
- RS-232, RS-485 and LIN compatible
- Auto-Baud Detect
Capacitive Sensing (CPS) module (mTouchTM):
- 4 input channels
PIC12(L)F1840
8-Pin Flash Microcontrollers with nanoWatt XLP Technology
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