ATMEGA128L-8AJ Atmel, ATMEGA128L-8AJ Datasheet - Page 194
![IC MCU AVR 128K 8MHZ LV 64-TQFP](/photos/12/13/121332/313-64-tqfp_sml.jpg)
ATMEGA128L-8AJ
Manufacturer Part Number
ATMEGA128L-8AJ
Description
IC MCU AVR 128K 8MHZ LV 64-TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA128L-8AJ
Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
Connectivity
EBI/EMI, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
53
Program Memory Size
128KB (64K x 16)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
4K 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
64-TQFP, 64-VQFP
For Use With
ATSTK501 - ADAPTER KIT FOR 64PIN AVR MCU
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
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Part Number
Manufacturer
Quantity
Price
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Table 83. Examples of UBRR Settings for Commonly Used Oscillator Frequencies
1.
194
Baud
Rate
(bps)
2400
4800
9600
14.4k
19.2k
28.8k
38.4k
57.6k
76.8k
115.2k
230.4k
250k
0.5M
1M
Max
(1)
UBRR = 0, Error = 0.0%
ATmega128
UBRR
95
47
23
15
11
7
5
3
2
1
0
0
–
–
230.4Kbps
U2X = 0
f
-7.8%
osc
Error
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
–
–
= 3.6864MHz
UBRR
191
95
47
31
23
15
11
7
5
3
1
1
0
–
460.8Kbps
U2X = 1
-7.8%
-7.8%
Error
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
–
UBRR
103
51
25
16
12
8
6
3
2
1
0
0
–
–
250Kbps
U2X = 0
f
-3.5%
-7.0%
osc
Error
0.2%
0.2%
0.2%
2.1%
0.2%
8.5%
8.5%
8.5%
8.5%
0.0%
–
–
= 4.0000MHz
UBRR
207
103
51
34
25
16
12
8
6
3
1
1
0
–
0.5Mbps
U2X = 1
-0.8%
-3.5%
-7.0%
Error
0.2%
0.2%
0.2%
0.2%
2.1%
0.2%
8.5%
8.5%
0.0%
0.0%
–
UBRR
191
95
47
31
23
15
11
7
5
3
1
0
1
–
460.8Kbps
U2X = 0
f
-7.8%
-7.8%
osc
Error
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
–
= 7.3728MHz
UBRR
383
191
63
15
11
95
47
31
23
1
7
3
3
0
921.6Kbps
2467V–AVR–02/11
U2X = 1
-7.8%
-7.8%
-7.8%
Error
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
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