ATMEGA3250PV-10AUR Atmel, ATMEGA3250PV-10AUR Datasheet - Page 190

• Manufacturer Part Number: ATMEGA3250PV-10AUR
• Description: MCU AVR 32K FLASH 10MHZ 100TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA3250PV-10AUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 10MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 69
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 5. Examples of UBRRn Settings for Commonly Used Oscillator Frequencies (Continued)
1.
190
Baud
Rate
(bps)
Max.
115.2k
230.4k
14.4k
19.2k
28.8k
38.4k
57.6k
76.8k
2400
4800
9600
250k
0.5M
1M
(1)
UBRR = 0, Error = 0.0%
ATmega325P/3250P
UBRRn
416
207
103
68
51
34
25
16
12
8
3
3
1
0
U2Xn = 0
1 Mbps
f
osc
Error
-0.1%
-0.8%
-3.5%
0.2%
0.2%
0.6%
0.2%
0.2%
2.1%
0.2%
8.5%
0.0%
0.0%
0.0%
= 16.0000 MHz
UBRRn
832
416
207
138
103
68
51
34
25
16
8
7
3
1
U2Xn = 1
2 Mbps
Error
-0.1%
-0.1%
-0.8%
-3.5%
0.0%
0.2%
0.2%
0.6%
0.2%
0.2%
2.1%
0.0%
0.0%
0.0%
UBRRn
479
239
119
79
59
39
29
19
14
1.152 Mbps
9
4
4
–
–
U2Xn = 0
f
osc
Error
-7.8%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
= 18.4320 MHz
–
–
UBRRn
959
479
239
159
119
79
59
39
29
19
2.304 Mbps
9
8
4
–
U2Xn = 1
Error
-7.8%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
2.4%
–
UBRRn
520
259
129
86
64
42
32
21
15
10
4
4
–
–
1.25 Mbps
U2Xn = 0
f
osc
Error
-0.2%
-1.4%
-1.4%
-1.4%
0.0%
0.2%
0.2%
0.2%
0.9%
1.7%
8.5%
0.0%
= 20.0000 MHz
–
–
UBRRn
1041
520
259
173
129
86
64
42
32
21
10
9
4
–
U2Xn = 1
8023F–AVR–07/09
2.5 Mbps
Error
-0.2%
-0.2%
-1.4%
-1.4%
-1.4%
0.0%
0.0%
0.2%
0.2%
0.2%
0.9%
0.0%
0.0%
–