ATTINY43U-SU Atmel, ATTINY43U-SU Datasheet - Page 76
ATTINY43U-SU
Manufacturer Part Number
ATTINY43U-SU
Description
MCU AVR 4K FLASH 8MHZ 20-SOIC
Manufacturer
Atmel
Series
AVR® ATtinyr
Specifications of ATTINY43U-SU
Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
Connectivity
USI
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
16
Program Memory Size
4KB (2K x 16)
Program Memory Type
FLASH
Eeprom Size
64 x 8
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
20-SOIC (7.5mm Width)
Controller Family/series
ATtiny
No. Of I/o's
16
Eeprom Memory Size
64Byte
Ram Memory Size
256Byte
Cpu Speed
8MHz
Rohs Compliant
Yes
Processor Series
ATTINY4x
Core
AVR8
Data Bus Width
8 bit
Data Ram Size
256 B
Interface Type
SPI
Maximum Clock Frequency
8 MHz
Number Of Programmable I/os
16
Number Of Timers
2
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWAVR, EWAVR-BL
Development Tools By Supplier
ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 4 Channel
For Use With
ATSTK600-TINYX3U - STK600 SOCKET/ADAPTER TINYX3U
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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ATtiny43U
Table 11-9 on page 76
overriding signals shown in
Table 11-9.
Table 11-10. Overriding Signals for Alternate Functions in PB5..PB4
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
Overriding Signals for Alternate Functions in PB7..PB6
PB7/INT0/PCINT15
0
0
0
0
0
0
0
(PCINT15 • PCIE1) + INT0
(PCINT15 • PCIE1) + INT0
INT0/PCINT15
PB5/OC1B/PCINT13
0
0
0
0
OC1B Enable + (USIWM1 • USIWM0)
OC1B • (~USIWM1• USIWM0) + USIWM1
• USIWM0 • DO
0
PCINT13 • PCIE1
PCINT13 • PCIE1
PCINT13
to
Table 11-12 on page 77
Figure 11-5 on page
68.
relate the alternate functions of Port B to the
PB6/PCINT14
0
0
USIWM1
USI_SCL_HOLD + PORTB6
USIWM1
0
USIPTOE
(PCINT14 • PCIE1) + USISIE
(PCINT14 • PCIE1) + USISIE
PCINT14/USCK/SCL
PB4/OC1A/PCINT10
0
0
USIWM1
(SDA + PORTB4) • DDRB4
OC1A Enable + (USIWM1 • DDRB4)
OC1A • (USIWM1• DDRB4)
0
PCINT10 • PCIE1 + USISIE
PCINT10 • PCIE1 + USISIE
PCINT10/DI/SDA
8048B–AVR–03/09
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