ATMEGA165PV-8MNR Atmel, ATMEGA165PV-8MNR Datasheet - Page 177
![IC MCU AVR 16K 8MHZ 64MLF](/photos/12/13/121326/313-64-qfn_sml.jpg)
ATMEGA165PV-8MNR
Manufacturer Part Number
ATMEGA165PV-8MNR
Description
IC MCU AVR 16K 8MHZ 64MLF
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA165PV-8MNR
Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
54
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)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-VFQFN, Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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8019K–AVR–11/10
The following equations can be used to calculate the ratio of the incoming data rate and internal
receiver baud rate.
D
S
S
S
R
Table 18-2
that Normal Speed mode has higher toleration of baud rate variations.
Table 18-2.
Table 18-3.
F
M
slow
# (Data+Parity Bit)
# (Data+Parity Bit)
10
10
D
D
5
6
7
8
9
5
6
7
8
9
R
and
slow
Sum of character size and parity size (D = 5 to 10 bit).
Samples per bit. S = 16 for Normal Speed mode and S = 8 for Double Speed
mode.
First sample number used for majority voting. S
for Double Speed mode.
Middle sample number used for majority voting. S
S
is the ratio of the slowest incoming data rate that can be accepted in relation to the
receiver baud rate. R
accepted in relation to the receiver baud rate.
Recommended Maximum Receiver Baud Rate Error for Normal Speed Mode
(U2Xn = 0)
Recommended Maximum Receiver Baud Rate Error for Double Speed Mode
(U2Xn = 1)
M
Table 18-3
=
= 5 for Double Speed mode.
------------------------------------------ -
S 1
–
(
R
R
D
+
slow
slow
93.20
94.12
94.81
95.36
95.81
96.17
94.12
94.92
95.52
96.00
96.39
96.70
+
D S ⋅
list the maximum receiver baud rate error that can be tolerated. Note
1
(%)
(%)
)S
+
S
F
fast
R
R
105.66
104.92
104,35
103.90
103.53
103.23
106.67
105.79
105.11
104.58
104.14
103.78
fast
fast
is the ratio of the fastest incoming data rate that can be
(%)
(%)
Max Total Error (%)
Max Total Error (%)
+5.66/-5.88
+4.92/-5.08
+4.35/-4.48
+3.90/-4.00
+3.53/-3.61
+3.23/-3.30
+5.79/-5.88
+5.11/-5.19
+4.58/-4.54
+4.14/-4.19
+3.78/-3.83
+6.67/-6.8
R
F
fast
= 8 for normal speed and S
M
= 9 for normal speed and
=
-----------------------------------
(
D
ATmega165P
(
+
D
Recommended Max
Recommended Max
Receiver Error (%)
1
Receiver Error (%)
+
)S
2
)S
+
S
±2.5
±2.0
±1.5
±1.5
±1.5
±1.0
M
±3.0
±2.5
±2.0
±2.0
±1.5
±1.5
F
177
= 4
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