ATMEGA168-15AZ Atmel, ATMEGA168-15AZ Datasheet - Page 226

MCU AVR 16K FLASH 15MHZ 32-TQFP

ATMEGA168-15AZ

Manufacturer Part Number
ATMEGA168-15AZ
Description
MCU AVR 16K FLASH 15MHZ 32-TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet

Specifications of ATMEGA168-15AZ

Package / Case
32-TQFP, 32-VQFP
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Operating Temperature
-40°C ~ 125°C
Speed
16MHz
Number Of I /o
23
Eeprom Size
512 x 8
Core Processor
AVR
Program Memory Type
FLASH
Ram Size
1K x 8
Program Memory Size
16KB (16K x 8)
Data Converters
A/D 8x10b
Oscillator Type
Internal
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Connectivity
I²C, SPI, UART/USART
Core Size
8-Bit
Cpu Family
ATmega
Device Core
AVR
Device Core Size
8b
Frequency (max)
16MHz
Interface Type
2-Wire/USART/Serial
Total Internal Ram Size
1KB
# I/os (max)
23
Number Of Timers - General Purpose
3
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 125C
Operating Temperature Classification
Automotive
Mounting
Surface Mount
Pin Count
32
Package Type
TQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATMEGA168-15AZ
Manufacturer:
Atmel
Quantity:
10 000
226
ATmega48/88/168 Automotive
Table 19-5.
Status
Code
(TWSR)
Prescaler
Bits
are 0
0x60
0x68
0x70
0x78
0x80
0x88
Status of the 2-wire Seri-
al Bus and 2-wire Serial
Interface Hardware
Own SLA+W has been
received;
ACK has been returned
Arbitration
SLA+R/W
own SLA+W has been
received; ACK has been
returned
General call address has
been
received; ACK has been
returned
Arbitration
SLA+R/W
General call address has
been received; ACK has
been
returned
Previously
with own SLA+W; data
has been received; ACK
has been returned
Previously
with own SLA+W; data
has been received; NOT
ACK has been returned
Status Codes for Slave Receiver Mode
as
as
addressed
addressed
lost
lost
Master;
Master;
in
in
To/from
TWDR
No TWDR ac-
tion or
No TWDR ac-
tion
No TWDR ac-
tion or
No TWDR ac-
tion
No TWDR ac-
tion or
No TWDR ac-
tion
No TWDR ac-
tion or
No TWDR ac-
tion
Read
byte or
Read
byte
Read
byte or
Read
byte or
Read
byte or
Read
byte
Application Software Response
data
data
data
data
data
data
ST
A
X
X
X
X
X
X
X
X
X
X
0
0
1
1
ST
O
To TWCR
0
0
0
0
0
0
0
0
0
0
0
0
0
0
TWI
NT
1
1
1
1
1
1
1
1
1
1
1
1
1
1
TW
EA
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Next Action Taken by TWI Hardware
Data byte will be received and NOT ACK
will be
returned
Data byte will be received and ACK will
be returned
Data byte will be received and NOT ACK
will be
returned
Data byte will be received and ACK will
be returned
Data byte will be received and NOT ACK
will be
returned
Data byte will be received and ACK will
be returned
Data byte will be received and NOT ACK
will be
returned
Data byte will be received and ACK will
be returned
Data byte will be received and NOT ACK
will be
returned
Data byte will be received and ACK will
be returned
Switched to the not addressed Slave
mode;
no recognition of own SLA or GCA
Switched to the not addressed Slave
mode;
own SLA will be recognized;
GCA will be recognized if TWGCE = “1”
Switched to the not addressed Slave
mode;
no recognition of own SLA or GCA;
a START condition will be transmitted
when the bus
becomes free
Switched to the not addressed Slave
mode;
own SLA will be recognized;
GCA will be recognized if TWGCE = “1”;
a START condition will be transmitted
when the bus
becomes free
7530I–AVR–02/10

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