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C8051F997-C-GM Datasheet(PDF) 1 Page - Silicon Laboratories

Part # C8051F997-C-GM
Description  Ultra Low Power, 8-2 kB Flash, Capacitive Sensing MCU
Download  325 Pages
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Manufacturer  SILABS [Silicon Laboratories]
Direct Link  http://www.silabs.com
Logo SILABS - Silicon Laboratories

C8051F997-C-GM Datasheet(HTML) 1 Page - Silicon Laboratories

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Ultra Low Power, 8-2 kB Flash, Capacitive Sensing MCU
C8051F99x-C8051F98x
Rev. 1.2 1/14
Copyright © 2014 by Silicon Laboratories
C8051F99x-C8051F98x
Ultra Low Power Consumption
-
150 µA/MHz in active mode (24.5 MHz clock)
-
2 µs wakeup time
-
10 nA sleep mode with memory retention
-
50 nA sleep mode with brownout detector
-
300 nA sleep mode with LFO
-
600 nA sleep mode with external crystal
Supply Voltage 1.8 to 3.6 V
-
Built-in LDO regulator allows a high analog supply
voltage and low digital core voltage
-
2 built-in supply monitors (brownout detector) for
sleep mode and active modes
12-Bit or 10-Bit Analog to Digital Converter
-
±1 LSB INL (10-bit mode); ±1.5 LSB INL
(12-bit mode) no missing codes
-
Programmable throughput up to 300 ksps
(10-bit mode) or 75 ksps (12-bit mode)
-
Up to 10 external inputs
-
On-chip voltage reference; 0.5x gain allows measur-
ing 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
Capacitive Sense Interface (F99x)
-
Supports buttons, sliders, wheels, and capacitive
proximity sensing
-
Fast 40 µs per channel conversion time
-
16-bit resolution, up to 14 input channels
-
Auto scan and wake-on-touch
-
Auto-accumulate up to 64x samples
Analog Comparator
-
Programmable hysteresis and response time
-
Configurable as wake-up or reset source
6-Bit Programmable Current Reference
-
Up to ±500 µA, can be used as a bias or for
generating a custom reference voltage
-
PWM enhanced resolution mode
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
-
512 bytes RAM
-
8 kB (F990/1/6/7, F980/1/6/7), 4 kB (F982/3/8/9), or
2 kB (F985) Flash; in-system programmable
Digital Peripherals
-
Up to 17 port I/O; high sink current and
programmable drive strength
Hardware SMBus™/I2C™, SPI™, and UART serial
ports available concurrently
-
Four general purpose 16-bit counter/timers
-
Programmable 16-bit counter/timer array with three
capture/compare modules and watchdog timer
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
-
Can switch between clock sources on-the-fly; useful
in implementing various power saving modes
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
Packages
-
20-pin QFN (3 x 3 mm)
-
24-pin QFN (4 x 4 mm)
-
24-pin QSOP (easy to hand-solder)
Temperature Range: –40 to +85 °C
ANALO G PERIPHERALS
12/10-bit
75/300 ksps
ADC
8/4/2 kB
ISP FLASH
512B SR AM
PO R
DEBUG
C IRC UITRY
FLEXIBLE
INTERR UPTS
8051 CPU
(25 M IPS)
TEM P
SENSOR
DIG ITAL I/O
24.5 M Hz PREC ISIO N
INTERNAL O SCILLATO R
HIG H-SPEED CO NTRO LLER CO RE
A
M
U
X
VOLTAG E
COM PAR ATO R
+
WDT
UART
SM Bus
PCA
Tim er 0
Tim er 1
Tim er 2
Tim er 3
Port 0
SPI
IR EF
Port 1
Port 2
VR EG
20 M H z LO W PO W ER
INTERNAL OSCILLATO R
VR EF
CRC
HARDW ARE sm aRTClock
External O scillator
Capacitive
Sense


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