ATTINY44-15MZ Atmel, ATTINY44-15MZ Datasheet - Page 180
![MCU AVR 4K FLASH 15MHZ 20-QFN](/photos/12/32/123214/20-qfn-pc_sml.jpg)
ATTINY44-15MZ
Manufacturer Part Number
ATTINY44-15MZ
Description
MCU AVR 4K FLASH 15MHZ 20-QFN
Manufacturer
Atmel
Series
AVR® ATtinyr
Datasheet
1.ATTINY44-15MZ.pdf
(225 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATTINY44-15MZ
Manufacturer:
ATMEL
Quantity:
1 000
Part Number:
ATTINY44-15MZ
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
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22.3
22.3.1
Table 22-2.
22.3.2
Figure 22-2. External Clock Drive Waveforms
22.3.3
Table 22-3.
180
Factory
Calibration
User Calibration
Oscillator Jitter
Symbol
1/t
t
t
t
t
t
CLCL
CHCX
CLCX
CLCH
CHCL
t
CLCL
CLCL
Clock Characterizations
Atmel ATtiny24/44/84 [Preliminary]
Calibrated Internal RC Oscillator Accuracy
External Clock Drive Waveforms
External Clock Drive
Parameter
Clock Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
Change in period from one clock cycle to the next
Calibration Accuracy of Internal RC Oscillator
External Clock Drive
Note:
Example: with Oscillator divided by 32, jitter standard deviation will be 32
V
7.3 - 8.1MHz
Frequency
IL1
8.0MHz
8.0MHz
V
IH1
1. The overall jitter increase proportionally to the divider ratio
2.7V - 5.5V
2.7V - 5.5V
V
3V
CC
Min.
100
40
40
V
0
CC
= 2.7 - 5.5V
-40°C - 125°C
Temperature
-40°C - 125°
25°C
Max.
1.6
1.6
10
2
Min.
V
50
20
20
0
Standard Deviation 0.4ns
CC
= 4.5 - 5.5V
Accuracy
Max.
0.4ns = 12.8ns.
0.5
0.5
20
±20%
2
±2%
7701E–AVR–02/11
Units
MHz
ns
ns
ns
µs
µs
%
(1)
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