ATMEGA325P-20MU Atmel, ATMEGA325P-20MU Datasheet - Page 249

• Manufacturer Part Number: ATMEGA325P-20MU
• Description: IC MCU AVR 32K FLASH 64-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA325P-20MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 54
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K 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: 64-MLF®, 64-QFN
• Processor Series: ATMEGA32x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: SPI, UART, USI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 54
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• For Use With: ATSTK600-TQFP64 - STK600 SOCKET/ADAPTER 64-TQFP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ATMEGA325P-16MU; ATMEGA325P-16MU

8023F–AVR–07/09
Table 23-7.
Bit Number
207
206
205
204
203
202
201
200
199
198
197
196
195
194
193
192
191
190
189
188
187
186
185
184
183
182
181
180
179
178
177
176
175
174
173
172
ATmega3250P Boundary-scan Order, 100-pin (Continued)
Signal Name
NEGSEL_0
PASSEN
PRECH
ST
VCCREN
PE0.Data
PE0.Control
PE0.Pull-up_Enable
PE1.Data
PE1.Control
PE1.Pull-up_Enable
PE2.Data
PE2.Control
PE2.Pull-up_Enable
PE3.Data
PE3.Control
PE3.Pull-up_Enable
PE4.Data
PE4.Control
PE4.Pull-up_Enable
PE5.Data
PE5.Control
PE5.Pull-up_Enable
PE6.Data
PE6.Control
PE6.Pull-up_Enable
PE7.Data
PE7.Control
PE7.Pull-up_Enable
PJ0.Data
PJ0.Control
PJ0.Pull-up_Enable
PJ1.Data
PJ1.Control
PJ1.Pull-up_Enable
PB0.Data
Module
Port B
Port E
Port J
ATmega325P/3250P
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