C8051F968-A-GM Silicon Laboratories Inc, C8051F968-A-GM Datasheet

C8051F968-A-GM

Manufacturer Part Number

C8051F968-A-GM

Description

Manufacturer

Silicon Laboratories Inc

Datasheets

1.C8051F962-A-GQ.pdf (2 pages)

2.C8051F962-A-GQ.pdf (496 pages)

3.C8051F963-A-GM.pdf (2 pages)

Specifications of C8051F968-A-GM

Lead_time

Pack_quantity

429

Comm_code

85423190

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Ultra-Low Power @ 3.6 V

12-Bit; 16 ch. Analog to Digital Converter

Two Low Current Comparators

Internal 6-Bit Current Reference

Integrated LCD Controller

Metering-Specific Peripherals

Low-Voltage/Low-Power

110 µA/MHz, Low-Power Active, DC-DC enabled

110 nA sleep current with data retention; POR monitor enabled

400 nA sleep current with smaRTClock (internal LFO)

700 nA sleep current with smaRTClock (external XTAL)

2 µs wake-up from any sleep mode

Up to 75 ksps, 12-bit mode or 300 ksps 10-bit mode

External pin or internal VREF (no external capacitor required)

On-chip PGA allows measuring voltages up to twice the 

reference voltage

Autonomous burst mode with 16-bit automatic averaging 

accumulator

Integrated temperature sensor

Programmable hysteresis and response time

Configurable as interrupt or reset source

Up to ±500 µA; source and sink capability

Enhanced resolution via PWM interpolation

Supports up to 128 segments (32x4)

Integrated charge pump for contrast control

DC-DC buck converter allows dynamic voltage scaling for 

maximum efficiency (250 mW output)

Sleep-mode pulse accumulator with programmable switch 

de-bounce and pull-up control interfaces directly to metering

sensor

Data Packet Processing Engine (DPPE) includes hardware

AES, DMA, CRC, and encoding blocks for acceleration of wire-

less protocols

Manchester and Three-out-of-Six encoder hardware for power-

efficient implementation of the wireless M-bus specification

C2CK/RST

VBATDC

GNDDC

VBAT

GND

VDC

IND

CAP

Ultra-Low-Power, High-Efficiency, Battery-Powered Metering MCU

DC/DC Buck

LCD Charge

Converter

Programming

VBAT

C2D

Reset/PMU

Power On

Hardware

Pump

Debug /

XTAL1

XTAL2

XTAL3

XTAL4

VDD

Wake

Reset

VREG

smaRTClock

Low Power

Enhanced

24.5 MHz

Oscillator

Precision

External

20 MHz

128k Byte ISP Flash

Controller Core

Circuit

System Clock

Configuration

Program Memory

8092 Byte XRAM

Analog

CIP-51 8051

256 Byte SRAM

Power

Digital

Power

SYSCLK

Engine

Encoder

DMA

CRC

AES

SFR

Bus

Internal

(DMA Enabled)

VREF

PCA/WDT

CP1, CP1A

High-Speed Enhanced 8051 µC Core

Memory

Digital Peripherals

Clock Sources

On-Chip Debug

Package Options

Development Kit: C8051F960DK

Supply Voltage: 1.8 to 3.8 V

Temperature Range: –40 to +85 °C

0, 1, 2, 3

Timers

SMBus

Analog Peripherals

12-bit

75ksps

ADC

UART

Digital Peripherals

SPI 0

SPI 1

Port I/O Configuration

CP0, CP0A

LCD (up to 4x32)

Pipe-lined instruction architecture executes 70% of instructions

in 1 or 2 system clocks

Up to 128 kB Flash; In-system programmable; Full read/write/

Up to 8 kB data retention RAM

Up to 57 port I/O; All 5 V tolerant with programmable drive

strength

Hardware enhanced UART, 2 SPI and I

concurrently

Four general-purpose 16-bit counter/timers

16-bit programmable counter array (PCA) with six capture/com-

pare/PWM modules and watchdog timer

Precision internal oscillators: 24.5 MHz with ±2% accuracy sup-

ports UART operation; spread-spectrum mode for reduced EMI

Low power internal oscillator: 20 MHz

External oscillator: Crystal, RC, C, CMOS clock

SmaRTClock oscillator: 32.768 kHz crystal or 16.4 kHz internal

LFO with three independent alarms

On-chip debug circuitry facilitates full speed, non-intrusive in-

system debug (no emulator required)

Provides four breakpoints, single stepping

76-pin DQFN (6x6 mm), RoHS compliant

40-pin QFN (6x6 mm), RoHS compliant

erase functionality over the entire supply range

Crossbar Control

80-pin QFP (12x12 mm), RoHS compliant

Pulse Counter

External

VREF

EMIF

Comparators

Crossbar

Decoder

Priority

Sensor

VREF

Temp

GND

VDD

Drivers

Port 0

Port 1

Port 2

Driver

P3-6

P0.0/VREF

P0.1/AGND

P0.2/XTAL1

P0.3/XTAL2

P0.4/TX

P0.5/RX

P0.6/CNVSTR

P0.7

P1.0/PC0

P1.1/PC1

P1.2/XTAL3

P1.3/XTAL4

P1.4

P1.5/INT5

P1.6/INT6

P1.7

P2.0/SCK1

P2.1/MISO1

P2.2/MOSI1

P2.3/NSS1

P2.4

P2.5

P2.6

P2.7

P3.0...P6.7

P7.0/C2D

C8051F96x

C serial ports available

11.03.11

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