ATTINY48-MMHR Atmel, ATTINY48-MMHR Datasheet - Page 209

• Manufacturer Part Number: ATTINY48-MMHR
• Description: MCU AVR 4KB FLASH 12MHZ 28QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY48-MMHR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 12MHz
• Connectivity: I²C, SPI
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 24
• 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 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

22.4.2
22.5
8008G–AVR–04/11
System and Reset Characterizations
External Clock Drive
Figure 22-2. External Clock Drive Waveforms
Table 22-2.
Note:
Table 22-3.
Symbol
1/t
t
t
t
t
t
Δ
CLCL
CHCX
CLCX
CLCH
CHCL
Symbol
t
CLCL
V
V
CLCL
t
RST
POT
RST
All DC Characteristics contained in this datasheet are based on simulation and characterization of
other AVR microcontrollers manufactured in the same process technology.
V
Parameter
Oscillator
Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
Change in period
from one clock
cycle to the next
Parameter
Power-on Reset Threshold
Voltage (rising)
Power-on Reset Threshold
Voltage (falling)
RESET Pin Threshold
Voltage
Minimum pulse width on
RESET Pin
IL1
External Clock Drive
Reset, Brown-out, and Internal Voltage Characteristics
V
IH1
(2)
V
Min.
250
120
120
CC
0
= 1.8-5.5V
Condition
T
T
V
V
V
A
A
CC
CC
CC
= -40 to +85°C
= -40 to +85°C
Max.
2.0
2.0
= 1.8V
= 3V
= 5V
2
2
Min.
V
166
80
80
CC
0
= 2.7-5.5V
0.2V
Min
Max.
1.6
1.6
6
2
CC
(1)
2000
Typ
700
400
V
Min.
1.5
1.2
83
40
40
CC
0
ATtiny48/88
= 4.5-5.5V
0.9V
Max
Max.
0.5
0.5
12
2
CC
Units
Units
MHz
ns
ns
ns
ns
µs
µs
%
V
V
V
209