AT90PWM81-16SN Atmel, AT90PWM81-16SN Datasheet - Page 40

IC MCU AVR 8K FLASH ISP 20SOIC

AT90PWM81-16SN

Manufacturer Part Number
AT90PWM81-16SN
Description
IC MCU AVR 8K FLASH ISP 20SOIC
Manufacturer
Atmel
Series
AVR® 90PWM Lightingr
Datasheet

Specifications of AT90PWM81-16SN

Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
SPI
Peripherals
Brown-out Detect/Reset, PWM, WDT
Number Of I /o
16
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
256 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
20-SOIC (7.5mm Width)
Data Bus Width
8 bit
Data Ram Size
256 B
Interface Type
SPI
Maximum Clock Frequency
16 MHz
Number Of Timers
1
Maximum Operating Temperature
+ 105 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
On-chip Dac
10 bit, 1 Channel
Height
2.35 mm
Length
13 mm
Supply Voltage (max)
5.5 V
Supply Voltage (min)
2.7 V
Width
7.6 mm
For Use With
ATSTK600-SOIC - STK600 SOCKET/ADAPTER FOR SOIC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AT90PWM81-16SN
Manufacturer:
Atmel
Quantity:
1 500
5.5.3
40
AT90PWM81
PLL Control and Status Register – PLLCSR
Table 5-10.
• Bit 7..3 – Res: Reserved Bits
These bits are reserved bits in the AT90PWM81 and always read as zero.
• Bit 5..2-– PLLF: PLL Factor
The PLLF bits is used to select the multiplication factor of the PLL
.
Table 5-11.
Note:
Bit
$29 ($29)
Read/Write
Initial Value
CLKPS3
PLLF3..0
1
1
1
1
1
1
1
1
PLLF3 is used for debug purpose (must be wired)
7-F
0-1
6
5
4
3
2
7
R
0
PLL multiplication factor
Clock Prescaler Select (Continued)
CLKPS2
0
0
0
0
1
1
1
1
6
R
0
N+2
8
7
6
5
4
CLKPS1
5
PLLF3
R/W
0
0
0
1
1
0
0
1
1
4
PLLF2
R/W
1
CLKPS0
0
1
0
1
0
1
0
1
3
PLLF1
R/W
0
2
PLLF0
R/W
0
PLL frequency MHz
Reserved
Reserved
Clock Division Factor
1
PLLE
R/W
0/1
64
56
48
40
32
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
256
0
PLOCK
R
0
7734P–AVR–08/10
PLLCSR

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