ATTINY44-15MZ Atmel, ATTINY44-15MZ Datasheet - Page 142

• Manufacturer Part Number: ATTINY44-15MZ
• Description: MCU AVR 4K FLASH 15MHZ 20-QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY44-15MZ

• Package / Case: 20-QFN Exposed Pad
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Speed: 16MHz
• Number Of I /o: 12
• Eeprom Size: 256 x 8
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Program Memory Size: 4KB (4K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Connectivity: USI
• Core Size: 8-Bit
• Processor Series: ATTINY4x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SPI, UART
• Maximum Clock Frequency: 16 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: 10 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

142
Atmel ATtiny24/44/84 [Preliminary]
Figure 18-6. ADC Timing Diagram, Auto Triggered Conversion
Figure 18-7. ADC Timing Diagram, Free Running Conversion
Table 18-1.
Condition
First conversion
Normal conversions
Auto Triggered conversions
Cycle Number
ADC Clock
Trigger
Source
ADATE
ADIF
ADCH
ADCL
Prescaler
Reset
ADC Conversion Time
MUX and REFS
Update
Cycle Number
ADC Clock
ADSC
ADIF
ADCH
ADCL
1
2
Conversion
Complete
3
Sample-and-Hold (Cycles
from Start of Conversion)
One Conversion
Sample &
Hold
11
4
12
5
6
13
14.5
1.5
2
7
One Conversion
1
Next Conversion
Sign and MSB of Result
LSB of Result
8
2
MUX and REFS
Update
9
3
10
Conversion
Complete
Sample & Hold
11
4
Conversion Time (Cycles)
12
13
Sign and MSB of Result
13.5
25
13
LSB of Result
7701E–AVR–02/11
Next Conversion
1
Prescaler
Reset
2