Features

Single cycle 8051 CPU core

DC to 48 MHz operation

Multiply and divide instructions

Flash program memory, up to 64 KB, 100,000 write cycles,

20 years retention, multiple security features

Up to 8 KB Flash ECC or configuration storage

Up to 8 KB SRAM memory

Up to 2 KB EEPROM memory, 1M cycles, 20 years retention

24 channel DMA with multilayer AHB bus access

Programmable chained descriptors and priorities

High bandwidth 32-bit transfer support

Low voltage, ultra low power

Wide operating voltage range: 0.5V to 5.5V

High efficiency boost regulator from 0.5V input to 1.8V-5.0V

output

0.8 mA at 3 MHz, 1.2 mA at 6 MHz, 6.6 mA at 48 MHz

Low power modes including:

1 霢 sleep mode with real time clock and low voltage detect

(LVD) interrupt

200 nA hibernate mode with RAM retention

Versatile I/O system

28 to 72 I/O (62 GPIO, 8 SIO, 2 USBIO[1])

Any GPIO to any digital or analog peripheral routability

LCD direct drive from any GPIO, up to 46x16 segments[1]

CapSense? support from any GPIO[4]

1.2V to 5.5V I/O interface voltages, up to 4 domains

Maskable, independent IRQ on any pin or port

Schmitt trigger TTL inputs

All GPIO configurable as open drain high/low, pull up/down,

High-Z, or strong output

Configurable GPIO pin state at power on reset (POR)

25 mA sink on SIO

Digital peripherals

16 to 24 programmable PLD based Universal Digital Blocks

Full CAN 2.0b 16 RX, 8 TX buffers[1]

Full-speed (FS) USB 2.0 12 Mbps using internal oscillator[1]

Up to four 16-bit configurable timer, counter, and PWM blocks

Library of standard peripherals

8, 16, 24, and 32-bit timers, counters, and PWMs

SPI, UART, I2C

Many others available in catalog

Library of advanced peripherals

Cyclic Redundancy Check (CRC)

Pseudo Random Sequence (PRS) generator

LIN Bus 2.0

Quadrature decoder

Analog peripherals (1.71V ? Vdda ? 5.5V)

1.024V±0.9% internal voltage reference across -40°C to

+85°C (14 ppm/°C)

Configurable Delta-Sigma ADC with 12-bit resolution

Programmable gain stage: x0.25 to x16

12-bit mode, 192 ksps, 70 dB SNR, 1 bit INL/DNL

Two 8-bit, 8 Msps IDACs or 1 Msps VDACs

Four comparators with 75 ns response time

Two uncommitted opamps with 25 mA drive capability

Two configurable multifunction analog blocks. Example configurations

are PGA, TIA, Mixer, and Sample and Hold

CapSense support

Programming, debug, and trace

JTAG (4 wire), Serial Wire Debug (SWD) (2 wire), and Single

Wire Viewer (SWV) interfaces

8 address and 1 data breakpoint

4 KB instruction trace buffer

Bootloader programming supportable through I2C, SPI,

UART, USB, and other interfaces

Precision, programmable clocking

3 to 45 MHz internal oscillator over full temperature and voltage

range

4 to 33 MHz crystal oscillator for crystal PPM accuracy

Internal PLL clock generation up to 48 MHz

32.768 kHz watch crystal oscillator

Low power internal oscillator at 1, 33, and 100 kHz

Temperature and packaging

-40°C to +85°C degrees industrial temperature

48-pin SSOP, 48-pin QFN, 68-pin QFN, and 100-pin TQFP

package options