AT90PWM3B-16SUR Atmel, AT90PWM3B-16SUR Datasheet - Page 35

• Manufacturer Part Number: AT90PWM3B-16SUR
• Description: MCU AVR 8K FLASH 16MHA 32SOIC
• Manufacturer: Atmel
• Series: AVR® 90PWM Lightingr

Specifications of AT90PWM3B-16SUR

• 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: 27
• 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 11x10b; D/A 1x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 32-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4317J–AVR–08/10
Table 7-9.
1.
2.
3.
Figure 7-4.
Ext Osc
CKSEL
Ext Clk
0101
0001
3..0
XTAL1
XTAL2
This value do not provide a proper restart ; do not use PD in this clock scheme
This value do not provide a proper restart ; do not use PD in this clock scheme
This value do not provide a proper restart ; do not use PD in this clock scheme
RC OSCILLATOR
SUT1..0
OSCCAL
Start-up Times when the PLL is selected as system clock
PCK Clocking System AT90PWM2/3
00
01
10
11
00
01
10
11
OSCILLATORS
8 MHz
Start-up Time from Power-down
and Power-save
DIVIDE
BY 8
16K CK
16K CK
6 CK
6 CK
6 CK
1K CK
1K CK
(1)
(2)
(3)
PLL
PLLE
64x
Detector
Lock
Reserved
DIVIDE
DIVIDE
PLLF
BY 2
BY 4
AT90PWM2/3/2B/3B
Additional Delay from Reset
14CK + 64 ms
14CK + 64 ms
14CK + 4 ms
14CK + 4 ms
14CK + 4 ms
(V
CLK
CC
PLOCK
CK
14CK
14CK
PLL
= 5.0V)
SOURCE
35