AT90PWM2-16SQ Atmel, AT90PWM2-16SQ Datasheet - Page 28
AT90PWM2-16SQ
Manufacturer Part Number
AT90PWM2-16SQ
Description
IC AVR MCU FLASH 8K 24SOIC
Manufacturer
Atmel
Series
AVR® 90PWM Lightingr
Datasheet
1.AT90PWM3B-16SU.pdf
(361 pages)
Specifications of AT90PWM2-16SQ
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
19
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 1x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 105°C
Package / Case
24-SOIC (7.5mm Width)
Processor Series
AT90PWMx
Core
AVR8
Data Bus Width
8 bit
Data Ram Size
512 B
Interface Type
SPI, USART
Maximum Clock Frequency
16 MHz
Number Of Programmable I/os
19
Number Of Timers
2
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 105 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWAVR, EWAVR-BL
Development Tools By Supplier
ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATAVRFBKIT, ATAVRISP2
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
On-chip Dac
10 bit, 1 Channel
For Use With
ATSTK600-SOIC - STK600 SOCKET/ADAPTER FOR SOICATAVRFBKIT - KIT DEMO BALLAST FOR AT90PWM2ATSTK520 - ADAPTER KIT FOR 90PWM
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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7. System Clock
7.1
28
Clock Systems and their Distribution
AT90PWM2/3/2B/3B
Figure 7-1
need not be active at a given time. In order to reduce power consumption, the clocks to unused
modules can be halted by using different sleep modes, as described in
Sleep Modes” on page
Figure 7-1.
presents the principal clock systems in the AVR and their distribution. All of the clocks
PSC0/1/2
Clock Distribution AT90PWM2/3
PLL
CLK
PLL
40. The clock systems are detailed below.
General I/O
Modules
clk
I/O
External Clock
Multiplexer
ADC
Control Unit
AVR Clock
clk
Clock
ADC
Source Clock
Oscillator)
CPU Core
(Crystal
clk
clk
CPU
FLASH
Reset Logic
Watchdog Clock
RAM
Oscillator
Watchdog
Watchdog Timer
“Power Management and
Flash and
EEPROM
Calibrated RC
Oscillator
4317J–AVR–08/10
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