ATtiny461A Atmel Corporation, ATtiny461A Datasheet - Page 186

• Manufacturer Part Number: ATtiny461A
• Manufacturer: Atmel Corporation

Specifications of ATtiny461A

• Flash (kbytes): 4 Kbytes
• Pin Count: 20
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 8
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 16
• Ext Interrupts: 16
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 11
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 0.25
• Eeprom (bytes): 256
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

Table 19-1.
Notes:
186
Symbol
I
R
R
I
IH
CC
RST
PU
1. Typical values at +25°C.
2. “Min” means the lowest value where the pin is guaranteed to be read as high.
3. “Max” means the highest value where the pin is guaranteed to be read as low.
4. Although each I/O port can sink more than the test conditions (10 mA at V
5. Although each I/O port can source more than the test conditions (10 mA at V
6. The RESET pin must tolerate high voltages when entering and operating in programming modes and, as a consequence,
7. Values are with external clock using methods described in
8. BOD Disabled.
ATtiny261A/461A/861A
conditions (non-transient), the sum of all I
may exceed the related specification. Pins are not guaranteed to sink current greater than the listed test condition.
conditions (non-transient), the sum of all I
may exceed the related specification. Pins are not guaranteed to source current greater than the listed test condition.
has a weak drive strength as compared to regular I/O pins. See
(starting on
enabled (PRR = 0xFF) and there is no I/O drive.
Parameter
Input Leakage
Current I/O Pin
Reset Pull-up Resistor
I/O Pin Pull-up Resistor
Power Supply Current
Power-down mode
DC Characteristics. T
page
214).
(8)
(7)
A
= -40°C to +85°C, V
Condition
V
(absolute value)
Active 1MHz, V
Active 4MHz, V
Active 8MHz, V
Idle 1MHz, V
Idle 4MHz, V
Idle 8MHz, V
WDT enabled, V
WDT disabled, V
CC
= 5.5V, pin high
OL
OH
CC
CC
CC
(for all ports) should not exceed 100 mA. If I
(for all ports) should not exceed 100 mA. If I
CC
CC
CC
= 2V
= 3V
= 5V
CC
CC
= 2V
= 3V
= 5V
= 3V
= 3V
CC
= 1.8V to 5.5V (unless otherwise noted).
“Minimizing Power Consumption” on page
Figure
Min
30
20
20-32,
CC
CC
= 5V, 5 mA at V
Figure
= 5V, 5 mA at V
< 0.05
Typ
0.04
0.25
0.15
0.2
1.2
3.6
0.9
4
(1)
20-33,
OL
OH
exceeds the test conditions, V
exceeds the test condition, V
Figure
CC
CC
= 3V) under steady state
Max
0.15
0.5
0.4
1.5
60
50
10
= 3V) under steady state
20-34, and
1
2
7
2
37. Power Reduction is
8197C–AVR–05/11
Figure 20-35
Units
mA
mA
mA
mA
mA
mA
µA
kΩ
kΩ
µA
µA
OH
OL