ATTINY88-MU Atmel, ATTINY88-MU Datasheet - Page 212

• 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

22.8
The following data is based on simulations and characterisations. Parameters listed in
tion. Symbols refer to
Table 22-7.
Notes:
Figure 22-3. Two-Wire Serial Bus Timing
212
Symbol
V
V
V
V
t
f
t
t
t
t
t
t
t
t
SCL
SDA
SP
SCL
HD:STA
LOW
HIGH
SU:STA
HD:DAT
SU:DAT
SU:STO
BUF
OL
IL
IH
HYS
Two-Wire Serial Interface Characteristics
1. f
t
ATtiny48/88
SU;STA
Parameter
Input Low voltage
Input High voltage
Hysteresis of Schmitt-trigger inputs
Output Low voltage
Spikes suppressed by input filter
SCL clock frequency
Hold time (repeated) START Condition
Low period of SCL clock
High period of SCL clock
Set-up time for repeated START condition
Data hold time
Data setup time
Setup time for STOP condition
Bus free time between STOP and START condition
CK
= CPU clock frequency.
Two-Wire Serial Interface Characteristics
Figure
22-3.
(1)
t
HD;STA
t
of
t
LOW
t
HIGH
t
HD;DAT
Condition
V
V
3mA sink current
f
CK
t
CC
CC
LOW
> max(16f
< 2.7V
2.7V
t
SU;DAT
SCL
, 250kHz)
Table 22-7
0.05 V
0.7 V
Min
-0.5
100
0.6
1.3
0.6
0.6
0.6
1.3
0
0
0
0
0
CC
CC
are not tested in produc-
t
SU;STO
t
r
V
0.3 V
CC
Max
400
0.4
0.9
50
–
–
–
–
–
–
–
–
+ 0.5
8008G–AVR–04/11
CC
t
BUF
Unit
kHz
ns
µs
µs
µs
µs
µs
ns
µs
µs
V
V
V
V