ATMEGA64-16MUR Atmel, ATMEGA64-16MUR Datasheet - Page 339
ATMEGA64-16MUR
Manufacturer Part Number
ATMEGA64-16MUR
Description
MCU AVR 64KB FLASH 16MHZ 64QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA64-16MUR
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
53
Program Memory Size
64KB (32K x 16)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4.5 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
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2490Q–AVR–06/10
Figure 161. External Memory Timing (SRWn1 = 1, SRWn0 = 0)
Figure 162. External Memory Timing (SRWn1 = 1, SRWn0 = 1)
Note:
System Clock (CLK
System Clock (CLK
DA7:0 (XMBK = 0)
DA7:0 (XMBK = 0)
1. The ALE pulse in the last period (T4-T7) is only present if the next instruction accesses the
RAM (internal or external).
DA7:0
A15:8
CPU
DA7:0
ALE
A15:8
WR
RD
CPU
ALE
WR
RD
)
)
Prev. addr.
Prev. data
Prev. addr.
Prev. data
T1
T1
1
Address
Address
4
2
1
5
T2
6
Address
Address
3a
3b
4
2
XX
7
5
8
T2
6
13
3a
3b
XX
10
7
8
13
T3
10
T3
Address
Data
12
Data
16
15
9
T4
Data
Address
12
Data
16
15
T4
9
T5
(1)
11
T5
ATmega64(L)
T6
11
14
T6
14
T7
339
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