ATTINY88-MU Atmel, ATTINY88-MU Datasheet - Page 189

• 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

20.2
8008G–AVR–04/11
Fuse Bits
The ATtiny48/88 has three Fuse bytes.
of all the fuses and how they are mapped into the Fuse bytes. Note that the fuses are read as
logical zero, “0”, if they are programmed.
Table 20-3.
Notes:
Table 20-4.
Notes:
Fuse Extended Byte
–
–
–
–
–
–
–
SELFPRGEN
Fuse High Byte
RSTDISBL
DWEN
SPIEN
WDTON
EESAVE
BODLEVEL2
BODLEVEL1
BODLEVEL0
(3)
(2)
1. Enables SPM instruction. See
1. See
2. Programming this fuse bit will change the functionality of the RESET pin and render further
3. The SPIEN Fuse is not accessible in serial programming mode.
4. See
5. See
(4)
(1) (2)
programming via the serial interface impossible. The fuse bit can be unprogrammed using the
parallel programming algorithm (see
(5)
(5)
(5)
(1)
Fuse Extended Byte
Fuse High Byte
“Alternate Functions of Port C” on page 72
“WDTCSR – Watchdog Timer Control Register” on page 49
Table 22-4 on page 210
Bit No
Bit No
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
Description
External Reset Disable
debugWIRE Enable
Enable Serial Program and Data
Downloading
Watchdog Timer Always On
EEPROM memory preserved
through chip erase
Brown-out Detector trigger level
Brown-out Detector trigger level
Brown-out Detector trigger level
for BODLEVEL Fuse decoding.
Description
–
–
–
–
–
–
–
Self Programming Enable
“Self-Programming the Flash” on page
Table 20-3
page
191).
–
Table 20-5
for description of RSTDISBL Fuse.
describe briefly the functionality
Default Value
1 (unprogrammed)
1 (unprogrammed)
0 (programmed)
(SPI programming enabled)
1 (unprogrammed)
1 (unprogrammed)
(EEPROM not preserved)
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
Default Value
1
1
1
1
1
1
1
1 (unprogrammed)
for details.
ATtiny48/88
183.
189