ATMEGA48P-20MMUR Atmel, ATMEGA48P-20MMUR Datasheet - Page 417
![MCU AVR 4K FLASH 20MHZ 28QFN](/photos/12/32/123209/28m1-vqfn_sml.jpg)
ATMEGA48P-20MMUR
Manufacturer Part Number
ATMEGA48P-20MMUR
Description
MCU AVR 4K FLASH 20MHZ 28QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA168P-20AU.pdf
(420 pages)
Specifications of ATMEGA48P-20MMUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
23
Program Memory Size
4KB (2K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
512 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
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 417 of 420
- Download datasheet (9Mb)
8025L–AVR–7/10
21 2-wire Serial Interface .......................................................................... 212
22 Analog Comparator ............................................................................. 244
23 Analog-to-Digital Converter ................................................................ 248
24 debugWIRE On-chip Debug System .................................................. 265
25 Self-Programming the Flash, ATmega48P ........................................ 267
20.8Register Description ............................................................................................209
21.1Features ..............................................................................................................212
21.22-wire Serial Interface Bus Definition ..................................................................212
21.3Data Transfer and Frame Format ........................................................................214
21.4Multi-master Bus Systems, Arbitration and Synchronization ...............................216
21.5Overview of the TWI Module ...............................................................................219
21.6Using the TWI ......................................................................................................221
21.7Transmission Modes ...........................................................................................225
21.8Multi-master Systems and Arbitration ..................................................................238
21.9Register Description ............................................................................................239
22.1Overview .............................................................................................................244
22.2Analog Comparator Multiplexed Input .................................................................244
22.3Register Description ............................................................................................245
23.1Features ..............................................................................................................248
23.2Overview .............................................................................................................248
23.3Starting a Conversion ..........................................................................................250
23.4Prescaling and Conversion Timing ......................................................................251
23.5Changing Channel or Reference Selection .........................................................253
23.6ADC Noise Canceler ...........................................................................................254
23.7ADC Conversion Result ......................................................................................259
23.8Temperature Measurement .................................................................................259
23.9Register Description ............................................................................................260
24.1Features ..............................................................................................................265
24.2Overview .............................................................................................................265
24.3Physical Interface ................................................................................................265
24.4Software Break Points .........................................................................................266
24.5Limitations of debugWIRE ...................................................................................266
24.6Register Description ............................................................................................266
25.1Overview .............................................................................................................267
ATmega48P/88P/168P
v
Related parts for ATMEGA48P-20MMUR
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![ATmega48P](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
Manufacturer:
Atmel Corporation
Datasheet:
![ATMEGA48P-20MU](/photos/12/13/121314/atmega48p-20mu_tmb.jpg)
Part Number:
Description:
MCU AVR 4K ISP FLASH 20MHZ 32QFN
Manufacturer:
Atmel
Datasheet:
![ATMEGA48P-20AU](/photos/6/91/69154/313-32-tqfp_tmb.jpg)
Part Number:
Description:
MCU AVR 4K ISP FLSH 20MHZ 32TQFP
Manufacturer:
Atmel
Datasheet:
![ATMEGA48P-20PU](/photos/7/21/72189/453-28-dip_tmb.jpg)
Part Number:
Description:
MCU AVR 4K ISP FLASH 20MHZ 28DIP
Manufacturer:
Atmel
Datasheet:
![ATMEGA48P-20AUR](/photos/6/91/69154/313-32-tqfp_tmb.jpg)
Part Number:
Description:
MCU AVR 4K FLASH 20MHZ 32TQFP
Manufacturer:
Atmel
Datasheet:
![ATMEGA48P-20MUR](/images/manufacturer_photos/0/0/78/atmel_tmb.jpg)
Part Number:
Description:
MCU AVR 4K FLASH 20MHZ 32QFN
Manufacturer:
Atmel
Datasheet:
![ATMEGA48P-20MMU](/photos/12/32/123209/28m1-vqfn_tmb.jpg)
Part Number:
Description:
MCU AVR 4K FLASH 20MHZ 28-QFN
Manufacturer:
Atmel
Datasheet:
![ATSTK600](/photos/9/20/92038/atstk600_tmb.jpg)
Part Number:
Description:
DEV KIT FOR AVR/AVR32
Manufacturer:
Atmel
Datasheet:
![U641B](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
INTERVAL AND WIPE/WASH WIPER CONTROL IC WITH DELAY
Manufacturer:
ATMEL Corporation
Datasheet:
![U4082B](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
Low-Voltage Voice-Switched IC for Hands-Free Operation
Manufacturer:
ATMEL Corporation
Datasheet:
![U4089B](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
MONOLITHIC INTEGRATED FEATUREPHONE CIRCUIT
Manufacturer:
ATMEL Corporation
Datasheet:
![U4255BM-M](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
AM-FM Receiver IC U4255BM-M
Manufacturer:
ATMEL Corporation
Datasheet: