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C8051F825 데이터시트 PDF




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부품번호 C8051F825 기능
기능 (C8051F80x - C8051F83x) Mixed Signal ISP Flash MCU Family
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C8051F825 데이터시트, 핀배열, 회로
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Capacitance to Digital Converter
- Supports buttons, sliders, wheels, and capacitive
proximity sensing
- Fast 40 µs per channel conversion time
- 16-bit resolution
- Up to 16 input channels
- Auto-scan and wake-on-touch
- Auto-accumulate 4x, 8x, 16, 32x, and 64x samples
Analog Peripherals
- 10-Bit ADC
Up to 500 ksps
Up to 16 external single-ended inputs
VREF from on-chip VREF, external pin or VDD
Internal or external start of conversion source
Built-in temperature sensor
- Comparator
Programmable hysteresis and response time
Configurable as interrupt or reset source
On-Chip Debug
- On-chip debug circuitry facilitates full speed, non-
intrusive in-system debug (no emulator required)
- Provides breakpoints, single stepping,
inspect/modify memory and registers
- Superior performance to emulation systems using
ICE-chips, target pods, and sockets
- Low cost, complete development kit
C8051F80x-83x
Mixed Signal ISP Flash MCU Family
High-Speed 8051 µC Core
- Pipelined instruction architecture; executes 70% of
instructions in 1 or 2 system clocks
- Up to 25 MIPS throughput with 25 MHz clock
- Expanded interrupt handler
Memory
- Up to 512 bytes internal data RAM (256 + 256)
- Up to 16 kB Flash; In-system programmable in
512-byte sectors
Digital Peripherals
- 17 or 13 Port I/O with high sink current
- Hardware enhanced UART, SMBus™ (I2C compati-
ble), and enhanced SPI™ serial ports
- Three general purpose 16-bit counter/timers
- 16-Bit programmable counter array (PCA) with 3
capture/compare modules and enhanced PWM
functionality
- Real time clock mode using timer and crystal
Clock Sources
- 24.5 MHz ±2% Oscillator
Supports crystal-less UART operation
- External oscillator: Crystal, RC, C, or clock
(1 or 2 pin modes)
- Can switch between clock sources on-the-fly; useful
in power saving modes
Supply Voltage 1.8 to 3.6 V
- Built-in voltage supply monitor
24-Pin QSOP, 20-Pin QFN, 16-Pin SOIC
Temperature Range: –40 to +85 °C
ANALOG
PERIPHERALS
A
M
U
10-bit TEMP
500 ksps SENSOR
X ADC
+
Capacitive
Sense
VOLTAGE
COMPARATOR
DIGITAL I/O
UART
Port 0
SMBus
SPI
PCA
Timer 0
Timer 1
P1.0-
P1.3
P1.4-
P1.7
Timer 2
P2.0
24.5 MHz PRECISION INTERNAL OSCILLATOR
HIGH-SPEED CONTROLLER CORE
16 kB
ISP FLASH
FLEXIBLE
INTERRUPTS
8051 CPU
(25 MIPS)
DEBUG
CIRCUITRY
512 B RAM
POR WDT
Rev. 1.0 7/10
Copyright © 2010 by Silicon Laboratories
C8051F80x-83x
Datasheet pdf - http://www.DataSheet4U.net/




C8051F825 pdf, 반도체, 판매, 대치품
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C8051F80x-83x
15.2. Data Memory ................................................................................................... 93
15.2.1. Internal RAM ........................................................................................... 93
15.2.1.1. General Purpose Registers ............................................................ 94
15.2.1.2. Bit Addressable Locations .............................................................. 94
15.2.1.3. Stack ............................................................................................ 94
16. In-System Device Identification............................................................................ 95
17. Special Function Registers................................................................................... 97
18. Interrupts .............................................................................................................. 102
18.1. MCU Interrupt Sources and Vectors.............................................................. 103
18.1.1. Interrupt Priorities.................................................................................. 103
18.1.2. Interrupt Latency ................................................................................... 103
18.2. Interrupt Register Descriptions ...................................................................... 104
18.3. INT0 and INT1 External Interrupts................................................................. 111
19. Flash Memory....................................................................................................... 113
19.1. Programming The Flash Memory .................................................................. 113
19.1.1. Flash Lock and Key Functions .............................................................. 113
19.1.2. Flash Erase Procedure ......................................................................... 113
19.1.3. Flash Write Procedure .......................................................................... 114
19.2. Non-volatile Data Storage ............................................................................. 114
19.3. Security Options ............................................................................................ 114
19.4. Flash Write and Erase Guidelines ................................................................. 115
19.4.1. VDD Maintenance and the VDD Monitor .............................................. 116
19.4.2. PSWE Maintenance .............................................................................. 116
19.4.3. System Clock ........................................................................................ 117
20. Power Management Modes................................................................................. 120
20.1. Idle Mode....................................................................................................... 120
20.2. Stop Mode ..................................................................................................... 121
20.3. Suspend Mode .............................................................................................. 121
21. Reset Sources ...................................................................................................... 123
21.1. Power-On Reset ............................................................................................ 124
21.2. Power-Fail Reset / VDD Monitor ................................................................... 125
21.3. External Reset ............................................................................................... 126
21.4. Missing Clock Detector Reset ....................................................................... 126
21.5. Comparator0 Reset ....................................................................................... 127
21.6. PCA Watchdog Timer Reset ......................................................................... 127
21.7. Flash Error Reset .......................................................................................... 127
21.8. Software Reset .............................................................................................. 127
22. Oscillators and Clock Selection ......................................................................... 129
22.1. System Clock Selection................................................................................. 129
22.2. Programmable Internal High-Frequency (H-F) Oscillator .............................. 131
22.3. External Oscillator Drive Circuit..................................................................... 133
22.3.1. External Crystal Example...................................................................... 135
22.3.2. External RC Example............................................................................ 136
22.3.3. External Capacitor Example.................................................................. 137
23. Port Input/Output ................................................................................................. 138
4 Rev. 1.0
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C8051F825 전자부품, 판매, 대치품
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C8051F80x-83x
List of Tables
1. System Overview
2. Ordering Information
Table 2.1. Product Selection Guide ......................................................................... 26
3. Pin Definitions
Table 3.1. Pin Definitions for the C8051F80x-83x ................................................... 28
4. QFN-20 Package Specifications
Table 4.1. QFN-20 Package Dimensions ................................................................ 33
Table 4.2. QFN-20 PCB Land Pattern Dimensions ................................................. 34
5. QSOP-24 Package Specifications
Table 5.1. QSOP-24 Package Dimensions ............................................................. 35
Table 5.2. QSOP-24 PCB Land Pattern Dimensions .............................................. 36
6. SOIC-16 Package Specifications
Table 6.1. SOIC-16 Package Dimensions ............................................................... 37
Table 6.2. SOIC-16 PCB Land Pattern Dimensions ................................................ 38
7. Electrical Characteristics
Table 7.1. Absolute Maximum Ratings .................................................................... 39
Table 7.2. Global Electrical Characteristics ............................................................. 40
Table 7.3. Port I/O DC Electrical Characteristics ..................................................... 41
Table 7.4. Reset Electrical Characteristics .............................................................. 41
Table 7.5. Internal Voltage Regulator Electrical Characteristics ............................. 41
Table 7.6. Flash Electrical Characteristics .............................................................. 42
Table 7.7. Internal High-Frequency Oscillator Electrical Characteristics ................. 42
Table 7.8. Capacitive Sense Electrical Characteristics ........................................... 42
Table 7.9. ADC0 Electrical Characteristics .............................................................. 43
Table 7.10. Power Management Electrical Characteristics ..................................... 44
Table 7.11. Temperature Sensor Electrical Characteristics .................................... 44
Table 7.12. Voltage Reference Electrical Characteristics ....................................... 44
Table 7.13. Comparator Electrical Characteristics .................................................. 45
8. 10-Bit ADC (ADC0)
9. Temperature Sensor
10. Voltage and Ground Reference Options
11. Voltage Regulator (REG0)
12. Comparator0
13. Capacitive Sense (CS0)
Table 13.1. Operation with Auto-scan and Accumulate .......................................... 74
14. CIP-51 Microcontroller
Table 14.1. CIP-51 Instruction Set Summary .......................................................... 84
15. Memory Organization
16. In-System Device Identification
17. Special Function Registers
Table 17.1. Special Function Register (SFR) Memory Map .................................... 97
Table 17.2. Special Function Registers ................................................................... 98
18. Interrupts
Rev. 1.0
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