ATTINY44A-MU Atmel, ATTINY44A-MU Datasheet - Page 180

• Manufacturer Part Number: ATTINY44A-MU
• Description: IC MCU AVR 4K FLASH 20MHZ 20QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY44A-MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 12
• Program Memory Size: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 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: 20-MLF®, QFN
• Processor Series: ATTINY4x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SPI/USI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 12
• 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
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 20-ch x 10-bit
• Data Rom Size: 256 B
• A/d Bit Size: 10 bit
• A/d Channels Available: 20
• Height: 0.74 mm
• Length: 4 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.8 V
• Width: 4 mm
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

20.7
Table 20-10. Analog Comparator Characteristics, T
Note:
20.8
180
Symbol
V
I
t
t
LAC
APD
DPD
AIO
Analog Comparator Characteristics
All parameters are based on simulation results and are not tested in production
Serial Programming Characteristics
ATtiny24A/44A/84A
Parameter
Input Offset Voltage
Input Leakage Current
Analog Propagation Delay
(from saturation to slight overdrive)
Analog Propagation Delay
(large step change)
Digital Propagation Delay
Figure 20-3.
Figure 20-4.
Table 20-11. Serial Programming Characteristics, T
SERIAL DATA OUTPUT
SERIAL CLOCK INPUT
Symbol
1/t
1/t
SERIAL DATA INPUT
t
CLCL
CLCL
CLCL
Parameter
Oscillator Frequency
Oscillator Period
Oscillator Freq. (V
SAMPLE
MOSI
MISO
(MOSI)
(MISO)
(Unless Otherwise Noted)
SCK
(SCK)
Serial Programming Timing
Serial Programming Waveform
t
OVSH
A
= -40°C to +85°C
Condition
V
V
V
V
V
V
V
MSB
MSB
CC
CC
CC
CC
CC
CC
CC
CC
= 4.5V - 5.5V)
= 5V, V
= 5V, V
= 2.7V
= 4.0V
= 2.7V
= 4.0V
= 1.8V - 5.5
IN
IN
t
= V
= V
SHSL
CC
CC
/ 2
/ 2
A
t
= -40°C to +85°C, V
SHOX
Min
-50
Min
250
0
0
< 10
Typ
750
500
100
75
1
t
SLSH
CC
Typ
= 1.8 - 5.5V
Max
40
50
2
Max
8183C–AVR–03/11
20
4
LSB
LSB
Units
CLK
Units
mV
nA
MHz
MHz
ns
ns