ATtiny461 Automotive Atmel Corporation, ATtiny461 Automotive Datasheet - Page 190

• Manufacturer Part Number: ATtiny461 Automotive
• Manufacturer: Atmel Corporation

Specifications of ATtiny461 Automotive

• Flash (kbytes): 4 Kbytes
• Pin Count: 20
• Max. Operating Frequency: 16 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: No
• Temp. Range (deg C): -40 to 150
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 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

23.4.3
Table 23-2.
23.5
190
Symbol
1/t
t
t
t
t
t
CLCL
CHCX
CLCX
CLCH
CHCL
t
CLCL
CLCL
System and Reset Characteristics
ATtiny261/ATtiny461/ATtiny861
External Clock Drive
Parameter
Clock Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
Change in period from one clock cycle to the next
External Clock Drive
Table 23-3.
Notes:
Table 23-4.
Note:
Symbol
V
t
t
V
t
I
RST
BOD
HYST
BG
BG
BG
BODLEVEL [2..0] Fuses
1. Values are guidelines only.
1. V
Parameter
Minimum pulse width on
RESET Pin
Brown-out Detector Hysteresis
Min Pulse Width on Brown-out
Reset
Bandgap reference voltage
Bandgap reference start-up
time
Bandgap reference current
consumption
this is the case, the device is tested down to V
antees that a Brown-out Reset will occur before V
operation of the microcontroller is no longer guaranteed.
BOT
Reset, Brown-out and Internal Voltage Characteristics
BODLEVEL Fuse Coding
111
110
101
100
011
010
001
000
may be below nominal minimum operating voltage for some devices. For devices where
Min V
(1)
1.68
2.5
4.0
V
V
V
Condition
T
T
T
V
CC
CC
CC
BOT
A
A
A
CC
Min.
V
125
= 25°C
= 25°C
= 25°C
40
40
= 3.0V,
= 2.7V,
= 2.7V,
0
CC
= 3V
= 2.7 - 5.5V
CC
= V
Typ V
CC
Max.
1.6
1.6
8
2
1.8
2.7
4.3
BOT
drops to a voltage where correct
BOD Disabled
Min
BOT
Reserved
1.0
during the production test. This guar-
Min.
62.5
V
(1)
20
20
0
CC
Typ
1.1
50
40
15
2
Max V
= 4.5 - 5.5V
1.92
2.9
4.6
BOT
Max.
0.5
0.5
Max
16
2.5
1.2
2
70
7753F–AVR–01/11
Units
Units
MHz
Units
V
ns
ns
ns
µs
µs
%
mV
µA
µs
µs
µs
V