ATTINY40-MMHR Atmel, ATTINY40-MMHR Datasheet - Page 16
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ATTINY40-MMHR
Manufacturer Part Number
ATTINY40-MMHR
Description
MCU AVR 4KB FLASH 12MHZ 3X3 QFN
Manufacturer
Atmel
Series
AVR® ATtinyr
Datasheet
1.ATTINY40-MMHR.pdf
(216 pages)
Specifications of ATTINY40-MMHR
Core Processor
AVR
Core Size
8-Bit
Speed
12MHz
Connectivity
I²C, SPI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
18
Program Memory Size
4KB (2K x 16)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Manufacturer
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5.2.1
16
ATtiny40
Data Memory Access Times
Figure 5-1.
This section describes the general access timing concepts for internal memory access. The
internal data SRAM access is performed in two clk
Figure 5-2.
Address
clk
Data Memory Map (Byte Addressing)
On-chip Data SRAM Access Cycles
Data
Data
WR
CPU
RD
FLASH PROGRAM MEMORY
CONFIGURATION BITS
SRAM DATA MEMORY
CALIBRATION BITS
NVM LOCK BITS
DEVICE ID BITS
Compute Address
I/O SPACE
(reserved)
(reserved)
(reserved)
(reserved)
(reserved)
(reserved)
T1
Memory Access Instruction
Address valid
CPU
T2
0x0000 ... 0x003F
0x0040 ... 0x013F
0x0140 ... 0x3EFF
0x3F00 ... 0x3F01
0x3F02 ... 0x3F3F
0x3F40 ... 0x3F41
0x3F42 ... 0x3F7F
0x3F80 ... 0x3F81
0x3F82 ... 0x3FBF
0x3FC0 ... 0x3FC3
0x3FC4 ... 0x3FFF
0x4000 ... 0x47FF
0x4800 ... 0xFFFF
cycles as described in
Next Instruction
T3
Figure
8263A–AVR–08/10
5-2.
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