ATTINY44-20SSU Atmel, ATTINY44-20SSU Datasheet - Page 179

• Manufacturer Part Number: ATTINY44-20SSU
• Description: IC MCU AVR 4K FLASH 20MHZ 14SOIC
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY44-20SSU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, 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): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Cpu Family: ATtiny
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 20MHz
• Interface Type: SPI/USI
• Total Internal Ram Size: 256Byte
• # I/os (max): 12
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 14
• Package Type: SOIC
• For Use With: ATAVRISP2 - PROGRAMMER AVR IN SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

20.5.3
20.6
Table 20-8.
Note:
8006K–AVR–10/10
Symbol
V
I
t
t
LAC
APD
DPD
AIO
Analog Comparator Characteristics
All parameters are based on simulation results.
Brown-Out Detection
Parameter
Input Offset Voltage
Input Leakage Current
Analog Propagation Delay
(from saturation to slight overdrive)
Analog Propagation Delay
(large step change)
Digital Propagation Delay
Analog Comparator Characteristics, T
Table 20-7.
Note:
BODLEVEL[2:0] Fuses
1. V
this is the case, the device is tested down to V
antees that a Brown-out Reset will occur before V
operation of the microcontroller is no longer guaranteed.
BOT
V
BOT
0XX
may be below nominal minimum operating voltage for some devices. For devices where
111
110
101
100
vs. BODLEVEL Fuse Coding
A
= -40
Condition
V
V
V
V
V
V
V
CC
CC
CC
CC
CC
CC
CC
= 5V, V
= 5V, V
= 2.7V
= 4.0V
= 2.7V
= 4.0V
= 1.8 - 5.5V
°
C to +85
IN
IN
= V
= V
Min
°
1.7
2.5
4.1
C
CC
CC
(1)
/ 2
/ 2
CC
= V
CC
Typ
drops to a voltage where correct
1.8
2.7
4.3
BOT
Min
-50
BOD Disabled
(1)
Reserved
during the production test. This guar-
ATtiny24/44/84
< 10
Typ
750
500
100
75
1
Max
2.0
2.9
4.5
(1)
Max
40
50
2
Units
Units
CLK
mV
nA
V
ns
179