ATTINY87-15SZ Atmel, ATTINY87-15SZ Datasheet - Page 131
![MCU AVR 8K FLASH 15MZ 32-SOIC](/photos/6/80/68042/453-20-soic_sml.jpg)
ATTINY87-15SZ
Manufacturer Part Number
ATTINY87-15SZ
Description
MCU AVR 8K FLASH 15MZ 32-SOIC
Manufacturer
Atmel
Series
AVR® ATtinyr
Datasheet
1.ATTINY167-15MD.pdf
(283 pages)
Specifications of ATTINY87-15SZ
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
I²C, LIN, SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
16
Program Memory Size
8KB (4K x 16)
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
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
20-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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7728G–AVR–06/10
Figure 12-12. Timer/Counter Timing Diagram, Setting of OCF1A/B, with Prescaler (f
Figure 12-13
and frequency correct PWM mode the OCR1A/B Register is updated at BOTTOM. The timing
diagrams will be the same, but TOP should be replaced by BOTTOM, TOP-1 by BOTTOM+1
and so on. The same renaming applies for modes that set the TOV1 flag at BOTTOM.
Figure 12-13. Timer/Counter Timing Diagram, no Prescaling
Figure 12-14
(PC and PFC PWM)
and ICFn
(CTC and FPWM)
TOVn
(Update at TOP)
OCRnx
TCNTn
OCFnx
(clk
TCNTn
TCNTn
OCRnx
(clk
as TOP)
clk
clk
clk
clk
I/O
shows the same timing data, but with the prescaler enabled.
shows the count sequence close to TOP in various modes. When using phase
I/O
I/O
(FPWM)
Tn
I/O
Tn
/8)
/1)
(if used
OCRnx - 1
TOP - 1
TOP - 1
Old OCRnx Value
OCRnx
OCRnx Value
TOP
TOP
OCRnx + 1
ATtiny87/ATtiny167
BOTTOM
TOP - 1
New OCRnx Value
OCRnx + 2
BOTTOM + 1
TOP - 2
clk_I/O
/8)
131
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