ATTINY24-20PU Atmel, ATTINY24-20PU Datasheet - Page 177

• Manufacturer Part Number: ATTINY24-20PU
• Description: IC MCU AVR 2K FLASH 20MHZ 14-DIP
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY24-20PU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 12
• Program Memory Size: 2KB (1K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 14-DIP (0.300", 7.62mm)
• Processor Series: ATTINY2x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 12
• Number Of Timers: 2
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• For Use With: ATSTK600-DIP40 - STK600 SOCKET/ADAPTER 40-PDIP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEMATSTK505 - ADAPTER KIT FOR 14PIN AVR MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

20.4.2
Figure 20-3. External Clock Drive Waveform
Table 20-3.
20.5
8006K–AVR–10/10
Symbol
1/t
t
t
t
t
t
Δ
CLCL
CHCX
CLCX
CLCH
CHCL
t
CLCL
CLCL
System and Reset Characteristics
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 Characteristics
V
IL1
V
Table 20-4.
Note:
IH1
Symbol
V
V
t
t
V
RST
HYST
BOD
t
I
RST
BG
BG
BG
1. Values are guidelines only.
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
Reset, Brown-out, and Internal Voltage Characteristics
V
Min.
250
100
100
CC
0
= 1.8 - 5.5V
Max.
Condition
V
V
V
V
T
V
T
V
T
2.0
2.0
A
A
A
CC
CC
CC
CC
CC
CC
4
2
= 25°C
= 25°C
= 25°C
= 1.8V
= 3V
= 5V
= 5V
= 5V
= 5V
V
Min.
100
CC
40
40
0
= 2.7 - 5.5V
0.2 V
Min
1.0
Max.
1.6
1.6
10
(1)
2
CC
ATtiny24/44/84
Typ
2000
V
700
400
1.1
50
40
15
Min.
2
CC
50
20
20
0
(1)
= 4.5 - 5.5V
0.9V
Max
Max.
1.2
70
0.5
0.5
20
2
CC
(1)
Units
Units
MHz
mV
µA
ns
µs
µs
ns
ns
ns
µs
µs
%
V
V
177