AT90PWM81-16SN Atmel, AT90PWM81-16SN Datasheet - Page 149

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

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

13.3.1
13.4
13.4.1
7734P–AVR–08/10
Signal Description
Output Polarity
Input Description
The polarity “active high” or “active low” of the PSCR outputs is programmable. All the timing diagrams
in the following examples are given in the “active high” polarity.
Figure 13-2.
Table 13-1.
OCRrRB[11
:0]
OCRrSB[11:
0]
OCRrRA[11
:0]
Name
PSCR External Block View
Internal Inputs
Compare Value which Reset Signal on Part B (PSCOUTr1)
Compare Value which Set Signal on Part B (PSCOUTr1)
Compare Value which Reset Signal on Part A (PSCOUTr0)
OCRrR B[11:0]
OCRrSB[11:0]
OCRrR A[11:0]
OCRrSA[11:0]
PICRr[11:0]
Description
IRQ PSC r
CLK
CLK
PLL
I/O
12
12
12
12
12
PSCrASY
3
PSCOUT r0
PSCOUT r1
PSCINr
Aralog
Comparator
Output
AT90PWM81
Register
12 bits
Register
12 bits
Register
12 bits
Type
Width
149