ATTINY24-15MZ Atmel, ATTINY24-15MZ Datasheet - Page 170

• Manufacturer Part Number: ATTINY24-15MZ
• Description: MCU AVR 2K FLASH 15MHZ 20-QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY24-15MZ

• Package / Case: 20-QFN Exposed Pad
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Speed: 16MHz
• Number Of I /o: 12
• Eeprom Size: 128 x 8
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Program Memory Size: 2KB (2K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Connectivity: USI
• Core Size: 8-Bit
• Cpu Family: ATtiny
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 16MHz
• Interface Type: SPI/UART
• Total Internal Ram Size: 128Byte
• # I/os (max): 12
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 20
• Package Type: QFN EP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

21.7
170
High-voltage Serial Programming
Atmel ATtiny24/44/84 [Preliminary]
This section describes how to program and verify Flash Program memory, EEPROM Data
memory, Lock bits and Fuse bits in the Atmel
Figure 21-3. High-voltage Serial Programming
Table 21-12. Pin Name Mapping
The minimum period for the Serial Clock Input (SCI) during High-voltage Serial Programming
is 220ns.
Table 21-13. Pin Values Used to Enter Programming Mode
Signal Name in High-voltage
Serial Programming Mode
SDI
SII
SDO
SCI
Pin
PA0
PA1
PA2
SCI
+11.5 - 12.5V
Symbol
Prog_enable[0]
Prog_enable[1]
Prog_enable[2]
PB3
PB0
GND
Pin Name
PA6
PA5
PA4
PB0
(RESET)
®
ATtiny24/44/84.
I/O
I
I
O
I
VCC
PA4
PA5
PA6
Function
Serial Data Input
Serial Instruction Input
Serial Data Output
Serial Clock Input (min. 220ns period)
+1.8 - 5.5V
SDO
SII
SDI
Value
7701D–AVR–09/10
0
0
0