ATTINY28V-1AC Atmel, ATTINY28V-1AC Datasheet - Page 53

• Manufacturer Part Number: ATTINY28V-1AC
• Description: IC AVR MCU 2K 1.2MHZ 1.8V 32TQFP
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY28V-1AC

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 1.2MHz
• Peripherals: POR, WDT
• Number Of I /o: 11
• Program Memory Size: 2KB (1K x 16)
• Program Memory Type: FLASH
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 32-TQFP, 32-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Ram Size: -
• Data Converters: -
• Connectivity: -

Parallel Programming
Characteristics
1062F–AVR–07/06
Figure 40. Parallel Programming Timing
T
A
(DATA, XA0/1, BS)
Symbol
V
I
t
t
t
t
t
t
t
t
t
t
t
t
PP
DVXH
XHXL
XLDX
XLWL
BVWL
RHBX
WLWH
WLRL
WLRH
XLOL
OLDV
OHDZ
PP
= 25°C ± 10%, V
Data & Contol
RDY/BSY
XTAL1
DATA
Programming Enable Voltage
Programming Enable Current
Data & Control Valid before XTAL1 High
XTAL1 Pulse Width High
Data & Control Hold after XTAL1 Low
XTAL1 Low to WR Low
BS Valid to WR Low
BS Hold after RDY/BSY High
WR Pulse Width Low
WR Low to RDY/BSY Low
WR Low to RDY/BSY High
XTAL1 Low to OE Low
OE Low to DATA Valid
OE High to DATA Tri-stated
Parameter
WR
OE
CC
t
= 5V ± 10%
DVXH
t
XHXL
t
t
t
XLOL
XLDX
XLWL
t
BVWL
t
WLWH
t
WLRL
t
OLDV
11.5
67.0
67.0
67.0
67.0
67.0
67.0
67.0
67.0
Min
0.0
0.5
ATtiny28L/V
20.0
Typ
0.7
t
t
WLRH
OHDZ
t
RHBX
250.0
Max
12.5
20.0
2.5
0.9
Unit
µA
ms
ns
ns
ns
ns
ns
ns
ns
µs
ns
ns
ns
V
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