ATMEGA161-8PI Atmel, ATMEGA161-8PI Datasheet - Page 80
![IC AVR MCU 16K 8MHZ IND 40-DIP](/photos/6/70/67049/453-40-dip_sml.jpg)
ATMEGA161-8PI
Manufacturer Part Number
ATMEGA161-8PI
Description
IC AVR MCU 16K 8MHZ IND 40-DIP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA161-8AC.pdf
(159 pages)
Specifications of ATMEGA161-8PI
Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
Connectivity
SPI, UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
35
Program Memory Size
16KB (8K x 16)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Data Converters
-
Other names
ATMEGA1618PI
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Table 25. UBR Settings at Various Crystal Frequencies in Double-speed Mode
80
Baud Rate
2400
4800
9600
14400
19200
28800
38400
57600
76800
115200
230400
Baud Rate
2400
4800
9600
14400
19200
28800
38400
57600
76800
115200
230400
460800
912600
Baud Rate
2400
4800
9600
14400
19200
28800
38400
57600
76800
115200
230400
460800
912600
ATmega161(L)
1.0000 MHz
UBR = 51
UBR = 25
UBR = 12
UBR = 8
UBR = 6
UBR = 3
UBR = 2
UBR = 1
UBR = 1
UBR = 0
-
3.2768 MHz
UBR = 170
UBR = 84
UBR = 42
UBR = 27
UBR = 20
UBR = 13
UBR = 10
UBR = 6
UBR = 4
UBR = 3
UBR = 1
UBR = 0
-
7.3728 MHz
UBR = 383
UBR = 191
UBR = 95
UBR = 63
UBR = 47
UBR = 31
UBR = 23
UBR = 15
UBR = 11
UBR = 7
UBR = 3
UBR = 1
UBR = 0
% Error
0.2
0.2
0.2
3.7
7.5
7.8
7.8
7.8
22.9
84.3
-
% Error
0.2
0.4
0.8
1.6
1.6
1.6
3.1
1.6
6.2
12.5
12.5
12.5
-
% Error
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
1.8432 MHz
UBR = 95
UBR = 47
UBR = 23
UBR = 15
UBR = 11
UBR = 7
UBR = 5
UBR = 3
UBR = 2
UBR = 1
UBR = 0
3.6864 MHz
UBR = 191
UBR = 95
UBR = 47
UBR = 31
UBR = 23
UBR = 15
UBR = 11
UBR = 7
UBR = 5
UBR = 3
UBR = 1
UBR = 0
-
8.0000 MHz
UBR = 416
UBR = 207
UBR = 103
UBR = 68
UBR = 51
UBR = 34
UBR = 25
UBR = 16
UBR = 12
UBR = 8
UBR = 3
UBR = 1
UBR = 0
% Error
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
% Error
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
-
% Error
0.1
0.2
0.2
0.6
0.2
0.8
0.2
2.1
0.2
3.7
7.8
7.8
7.8
2.0000 MHz
UBR = 103
UBR = 51
UBR = 25
UBR = 16
UBR = 12
UBR = 8
UBR = 6
UBR = 3
UBR = 2
UBR = 1
UBR = 0
4.0000 MHz
UBR = 207
UBR = 103
UBR = 51
UBR = 34
UBR = 25
UBR = 16
UBR = 12
UBR = 8
UBR = 6
UBR = 3
UBR = 1
UBR = 0
UBR = 0
9.2160 MHz
UBR = 479
UBR = 239
UBR = 119
UBR = 79
UBR = 59
UBR = 39
UBR = 29
UBR = 19
UBR = 14
UBR = 9
UBR = 4
UBR = 2
UBR = 0
1228D–AVR–02/07
% Error
0.2
0.2
0.2
2.1
0.2
3.7
7.5
7.8
7.8
7.8
84.3
% Error
0.2
0.2
0.2
0.8
0.2
2.1
0.2
3.7
7.5
7.8
7.8
7.8
84.3
% Error
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
20.0
20.0
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