Analog Peripherals
– 10 or 12-Bit SAR ADC
• 12-bit (C8051F040/1) or
10-bit (C8051F042/3/4/5/6/7) resolution
• ± 1 LSB INL, guaranteed no missing codes
• Programmable throughput up to 100 ksps
• 13 External Inputs; single-ended or differential
• SW programmable high voltage difference amplifier
• Programmable amplifier gain: 16, 8, 4, 2, 1, 0.5
• Data-dependent windowed interrupt generator
• Built-in temperature sensor
– 8-bit SAR ADC (C8051F040/1/2/3 only)
• Programmable throughput up to 500 ksps
• 8 External Inputs, single-ended or differential
• Programmable amplifier gain: 4, 2, 1, 0.5
– Two 12-bit DACs (C8051F040/1/2/3 only)
• Can synchronize outputs to timers for jitter-free waveform generation
– Three Analog Comparators
• Programmable hysteresis/response time
– Voltage Reference
– Precision VDD Monitor/Brown-Out Detector
On-Chip JTAG Debug & Boundary Scan
– On-chip debug circuitry facilitates full- speed, nonintrusive in-circuit/in-system debugging
– 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
– Complete development kit
High-Speed 8051 μC Core
– Pipelined instruction architecture; executes 70% of
instruction set in 1 or 2 system clocks
– Up to 25 MIPS throughput with 25 MHz clock
– 20 vectored interrupt sources
Memory
– 4352 bytes internal data RAM (4 k + 256)
– 64 kB (C8051F040/1/2/3/4/5)
or 32 kB (C8051F046/7) Flash; in-system programmable in 512-byte sectors
– External 64 kB data memory interface (programmable multiplexed or non-multiplexed modes)
Digital Peripherals
– 8 byte-wide port I/O (C8051F040/2/4/6); 5 V tolerant
– 4 byte-wide port I/O (C8051F041/3/5/7); 5 V tolerant
– Bosch Controller Area Network (CAN 2.0B), hardware SMBus™ (I2C™ Compatible), SPI™, and
two UART serial ports available concurrently
– Programmable 16-bit counter/timer array with
6 capture/compare modules
– 5 general purpose 16-bit counter/timers
– Dedicated watch-dog timer; bi-directional reset pin
Clock Sources
– Internal calibrated programmable oscillator: 3 to
24.5 MHz
– External oscillator: crystal, RC, C, or clock
– Real-time clock mode using Timer 2, 3, 4, or PCA
Supply Voltage: 2.7 to 3.6 V
– Multiple power saving sleep and shutdown modes
100-Pin and 64-Pin TQFP Packages Available
– Temperature Range: –40 to +85 °C