C8051F920-F-GQ datasheet(1/330 Pages) SILABS

Part #	C8051F920-F-GQ

Description	Pipelined intstruction architecture executes 70 of instruction in 1 or 2 system clocks

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Manufacturer	SILABS [Silicon Laboratories]

Direct Link	http://www.silabs.com

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Single/Dual Battery, 0.9–3.6 V, 64/32 kB, SmaRTClock, 10-Bit ADC MCU

C8051F93x-C8051F92x

Rev. 1.3 5/12

C8051F93x-C8051F92x

Supply Voltage 0.9 to 3.6 V

-

One-Cell Mode supports 0.9 to 1.8 V operation

-

Two-Cell Mode supports 1.8 to 3.6 V operation

-

Built-in dc-dc converter with 1.8 to 3.3 V output for

use in one-cell mode

-

Built-in LDO regulator allows a high analog supply

voltage and low digital core voltage

-

2 built in supply monitors (brownout detectors)

10-Bit Analog to Digital Converter

-

±1 LSB INL; no missing codes

-

Programmable throughput up to 300 ksps

-

Up to 23 external inputs

-

On-Chip Voltage Reference

-

On-Chip PGA allows measuring voltages up to twice

the reference voltage

-

16-bit Auto-Averaging Accumulator with Burst Mode

provides increased ADC resolution

-

Data dependent windowed interrupt generator

-

Built-in temperature sensor

Two Comparators

-

Programmable hysteresis and response time

-

Configurable as wake-up or reset source

-

Up to 23 Capacitive Touch Sense Inputs

6-Bit Programmable Current Reference

-

Up to ±500 µA. Can be used as a bias or for

generating a custom reference voltage

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

-

Complete development kit

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

-

4352 bytes internal data RAM (256 + 4096)

-

64 kB (‘F93x) or 32 kB (‘F92x) Flash; In-system pro-

grammable in 1024-byte sectors—1024 bytes are

reserved in the 64 kB devices

Digital Peripherals

-

24 or 16 port I/O; All 5 V tolerant with high sink



current and programmable drive strength-Hardware

SMBus™ (I2C™ Compatible), 2 x SPI™, and UART

serial ports available concurrently

-

Four general purpose 16-bit counter/timers

-

Programmable 16-bit counter/timer array with six

capture/compare modules and watchdog timer

-

Hardware SmaRTClock operates down to 0.9 V and

requires less than 0.5 µA supply current

Clock Sources

-

Internal oscillators: 24.5 MHz, 2% accuracy

supports UART operation; 20 MHz low power

oscillator requires very little bias current

-

External oscillator: Crystal, RC, C, or CMOS Clock

-

SmaRTClock oscillator: 32 kHz Crystal or internal

self-oscillate mode

-

Can switch between clock sources on-the-fly; useful

in implementing various power saving modes

Packages

-

32-pin QFN (5 x 5 mm)

-

24-pin QFN (4 x 4 mm)

-

32-pin LQFP (7 x 7 mm, easy to hand-solder)

Temperature Range: –40 to +85 °C

ANALOG

PERIPHERALS

10-bit

300 ksps

ADC

64/32 kB

ISP FLASH

4352 B

SRAM

POR

DEBUG

CIRCUITRY

FLEXIBLE

INTERRUPTS

8051 CPU

(25 MIPS)

TEMP

SENSOR

DIGITAL I/O

24.5 MHz PRECISION

INTERNAL OSCILLATOR

HIGH-SPEED CONTROLLER CORE

A

M

U

X

VOLTAGE

COMPARATORS

+

–

WDT

UART

SMBus

PCA

Timer 0

Timer 1

Timer 2

Timer 3

Port 0

2 x SPI

IREF

Port 1

Port 2

+

–

VREG

20 MHz LOW POWER

INTERNAL OSCILLATOR

VREF

CRC

HARDWARE SmaRTClock

External Oscillator

Similar Part No. - C8051F920-F-GQ

Manufacturer	Part #	Datasheet	Description
Silicon Laboratories	C8051F920-G-GM	4Mb / 351P	Single/Dual Battery, 0.9??.6 V, 64/32 kB, SmaRTClock, 10-Bit ADC MCU
	C8051F920-G-GQ	4Mb / 351P	Single/Dual Battery, 0.9??.6 V, 64/32 kB, SmaRTClock, 10-Bit ADC MCU
	C8051F920-GM	63Kb / 2P	Single/Dual Battery, 0.9-3.6 V, 32 kB, smaRTClock, 10-Bit ADC MCU
	C8051F920-GQ	63Kb / 2P	Single/Dual Battery, 0.9-3.6 V, 32 kB, smaRTClock, 10-Bit ADC MCU
	C8051F920-GQR	63Kb / 2P	Single/Dual Battery, 0.9-3.6 V, 32 kB, smaRTClock, 10-Bit ADC MCU

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C8051F920-F-GQ Datasheet(PDF) 1 Page - Silicon Laboratories

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