ATtiny861 Atmel Corporation, ATtiny861 Datasheet - Page 190
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ATtiny861
Manufacturer Part Number
ATtiny861
Description
Manufacturer
Atmel Corporation
Specifications of ATtiny861
Flash (kbytes)
8 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)
0.5
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATtiny861-15MAZ
Manufacturer:
NEC
Quantity:
900
Company:
Part Number:
ATtiny861-15MZ
Manufacturer:
ATMEL
Quantity:
1 465
Company:
Part Number:
ATtiny861-20MU
Manufacturer:
LT
Quantity:
2 140
Part Number:
ATtiny861-20MU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATtiny861-20PU
Manufacturer:
Atmel
Quantity:
135
Company:
Part Number:
ATtiny861-20PU ES
Manufacturer:
ATMEL
Quantity:
215
Part Number:
ATtiny861A-MU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Part Number:
ATtiny861V-10MU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Table 19-3.
19.5
19.5.1
190
Symbol
1/t
t
t
t
t
t
Δ
CLCL
CHCX
CLCX
CLCH
CHCL
t
CLCL
CLCL
System and Reset Characteristics
ATtiny261/461/861
Power-On Reset
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 Characteristics
Table 19-4.
Note:
Table 19-5.
Notes:
Symbol
Symbol
V
SR
V
V
V
t
t
V
HYST
BOD
t
I
RST
POR
RST
POA
BG
BG
BG
ON
1. Values are guidelines, only.
1. Values are guidelines, only.
2. Threshold where device is released from reset when voltage is rising
3. The power-on reset will not work unless the supply voltage has been below V
Parameter
RESET Pin Threshold Voltage
Minimum pulse width on
RESET Pin
Brown-out Detector Hysteresis
Min Pulse Width on
Brown-out Reset
Internal bandgap reference
voltage
Internal bandgap reference
start-up time
Internal bandgap reference
current consumption
Parameter
Release threshold of power-on reset
Activation threshold of power-on reset
Power-on slope rate
Reset, Brown-out, and Internal Voltage Characteristics
Characteristics of Power-On Reset. T
(1)
(1)
(1)
(1)
V
Min.
250
100
100
CC
0
= 1.8 - 5.5V
(1)
(1)
Max.
2.0
2.0
4
2
(2)
V
Condition
T
T
T
V
V
V
(3)
CC
A
A
A
CC
CC
CC
= 25°C
= 25°C
= 25°C
= 2.7V
= 3V
= 5V
= 5V
A
V
Min.
100
= -40 to +85°C
CC
40
40
0
= 2.7 - 5.5V
0.2 V
Min
0.05
0.01
Min
1.0
0.7
Max.
1.6
1.6
10
(1)
2
CC
Typ
Typ
V
1.1
1.0
0.9
50
40
15
Min.
2
CC
50
20
20
0
(1)
= 4.5 - 5.5V
0.9 V
Max
Max
Max.
2.5
1.2
1.4
1.3
4.5
POA
70
0.5
0.5
20
2588E–AVR–08/10
2
(1)
CC
Units
Units
Units
V/ms
MHz
mV
µA
µs
µs
µs
ns
ns
ns
μs
μs
%
V
V
V
V