ATTINY88-MU Atmel, ATTINY88-MU Datasheet - Page 68

• Manufacturer Part Number: ATTINY88-MU
• Description: MCU AVR 8K ISP FLASH 1.8V 32-QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY88-MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 12MHz
• Connectivity: I²C, SPI
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 28
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 64 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Processor Series: ATTINY8x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: 2-Wire, I2S, SPI
• Maximum Clock Frequency: 12 MHz
• Number Of Programmable I/os: 28
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATQT600, ATAVRTS2080B
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Package: 32QFN EP
• Device Core: AVR
• Family Name: ATtiny
• Maximum Speed: 12 MHz
• Operating Supply Voltage: 2.5|3.3|5 V
• Cpu Family: ATtiny
• Device Core Size: 8b
• Frequency (max): 12MHz
• Total Internal Ram Size: 512Byte
• # I/os (max): 28
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 2.5/3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 1.8V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 32
• Package Type: QFN EP
• For Use With: ATSTK600-DIP40 - STK600 SOCKET/ADAPTER 40-PDIPATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVR
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

10.3.1
68
ATtiny48/88
Alternate Functions of Port A
The Port A pins with alternate functions are shown in
Table 10-3.
The alternate pin configuration is as follows:
• PCINT27 – Port A, Bit 3
PCINT27: Pin Change Interrupt source 27.
• PCINT26 – Port A, Bit 2
PCINT26: Pin Change Interrupt source 26.
• ADC7/PCINT25 – Port A, Bit 1
ADC7: PA1 can be used as ADC input Channel 7.
PCINT25: Pin Change Interrupt source 25.
• ADC6/PCINT24 – Port A, Bit 0
ADC6: PA0 can be used as ADC input Channel 6.
PCINT24: Pin Change Interrupt source 24.
Table 10-4
on page
Table 10-4.
Signal Name
PUOE
PUO
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
Port Pin
PA3
PA2
PA1
PA0
66.
relate the alternate functions of Port A to the overriding signals shown in
Port A Pins Alternate Functions
Overriding Signals for Alternate Functions in PA[3:0]
PA3/PCINT27
0
0
0
0
0
0
PCINT27 •
PCIE3
1
PCINT27 INPUT
–
Alternate Function
PCINT27 (Pin Change Interrupt 27)
PCINT26 (Pin Change Interrupt 26)
ADC7 (ADC Input Channel 7)
PCINT25 (Pin Change Interrupt 25)
ADC6 (ADC Input Channel 6)
PCINT24 (Pin Change Interrupt 24)
PA2/PCINT26
0
0
0
0
0
0
PCINT26 •
PCIE3
1
PCINT26 INPUT
–
PA1/ADC7/PCINT25
0
0
0
0
0
0
PCINT25 • PCIE3 +
ADC7D
1
PCINT25 INPUT
ADC7 INPUT
Table
10-3.
PA0/ADC6/PCINT24
0
0
0
0
0
0
PCINT24 • PCIE3 +
ADC6D
1
PCINT24 INPUT
ADC6 INPUT
8008G–AVR–04/11
Figure 10-6