ATTINY25-20SSUR Atmel, ATTINY25-20SSUR Datasheet - Page 176
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ATTINY25-20SSUR
Manufacturer Part Number
ATTINY25-20SSUR
Description
MCU AVR 2KB FLASH 20MHZ 8SOIC
Manufacturer
Atmel
Series
AVR® ATtinyr
Specifications of ATTINY25-20SSUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
6
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 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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21.9
176
High-voltage Serial Programming Characteristics
ATtiny25/45/85
Figure 21-6. High-voltage Serial Programming Timing
Table 21-12. High-voltage Serial Programming Characteristics T
t
WLWH_PFB
SDI (PB0), SII (PB1)
Symbol
t
t
t
t
t
SHOV
SHSL
SLSH
IVSH
SHIX
10% (Unless otherwise noted)
Parameter
SCI (PB3) Pulse Width High
SCI (PB3) Pulse Width Low
SDI (PB0), SII (PB1) Valid to SCI (PB3) High
SDI (PB0), SII (PB1) Hold after SCI (PB3) High
SCI (PB3) High to SDO (PB2) Valid
Wait after Instr. 3 for Write Fuse Bits
SDO (PB2)
SCI (PB3)
t
IVSH
t
SHSL
t
SHOV
t
A
SHIX
Min
125
125
= 25°C ± 10%, V
50
50
Typ
2.5
16
t
Max
SLSH
2586M–AVR–07/10
CC
= 5.0V ±
Units
ms
ns
ns
ns
ns
ns
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