Active Member
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[China]
Address: Room 1204, DingCheng International Building, 518028 Futian District, SHENZHEN, CN
Contact name:Doris Guo
ChongMing Group (HK) Int'l Co., Ltd |
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C8051F020
25 MIPS, 64 kB Flash, 12-Bit ADC, 100-Pin Mixed-Signal MCU
Analog Peripherals
12-Bit ADC
- ±1 LSB INL; no missing codes
- Programmable throughput up to 100 ksps
- 8 external inputs; programmable as single-ended or differential
- Programmable amplifier gain: 16, 8, 4, 2, 1, 0.5
- Data-dependent windowed interrupt generator
- Built-in temperature sensor (±3 °C)
8-Bit ADC
- ±1 LSB INL; no missing codes
- Programmable throughput up to 500 ksps
- 8 external inputs
- Programmable amplifier gain: 4, 2, 1, 0.5 Two
12-Bit DACs
- Can synchronize outputs to timers for jitter-free waveform generation
Two Comparators
Internal Voltage Reference
VDD Monitor/Brown-out Detector
On-Chip JTAG Debug & Boundary Scan
- On-chip debug circuitry facilitates full speed, non-intrusive in-system debug (no emulator required)
- Provides breakpoints, single stepping, watchpoints, stack monitor
- Inspect/modify memory and registers
- Superior performance to emulation systems using ICE-chips, target pods, and sockets
- IEEE1149.1 compliant boundary scan
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 system clock
- 22 vectored interrupt sources
Memory
- 4352 bytes data RAM
- 64 kB Flash; in-system programmable in 512-byte sectors (512 bytes are reserved)
- External parallel data memory interface
Digital Peripherals
- 64 port I/O; all are 5 V tolerant
- Hardware SMBus™ (I2C™ compatible), SPI™, and two UART serial ports available concurrently
- Programmable 16-bit counter/timer array with 5 capture/compare modules
- 5 general-purpose 16-bit counter/timers
- Dedicated watchdog timer; bidirectional reset
- Real-time clock mode using Timer 3 or PCA
Clock Sources
- Internal programmable oscillator: 2–16 MHz
- External oscillator: Crystal, RC, C, or Clock
- Can switch between clock sources on-the-fly
Supply Voltage: 2.7 to 3.6 V
- Typical operating current: 10 mA at 25 MHz
- Multiple power saving sleep and shutdown modes
100-Pin TQFP
Temperature Range: –40 to +85 °C
Package Information
