Datasheet

2. Configuration Summary
The table below compares the device series of feature and pin compatible devices, providing a seamless
migration path.
Table 2-1. Configuration Summary and Device Comparison
Features ATmega164/V ATmega324/V ATmega644/V
Pin Count 40/44 40/44 40/44
Flash (Bytes) 16K 32K 64K
SRAM (Bytes) 1K 2K 4K
EEPROM (Bytes) 512 1K 2K
General Purpose I/O
Lines
32 32 32
SPI 1 1 1
TWI (I
2
C) 1 1 1
USART 2 2 2
ADC 10-bit 15ksps 10-bit 15ksps 10-bit 15ksps
ADC Channels 8 8 8
Analog Comparator 1 1 1
8-bit Timer/Counters 2 2 2
16-bit Timer/Counters 1 1 1
PWM channels 6 6 6
Packages PDIP
TQFP
VQFN/QFN
PDIP
TQFP
VQFN/QFN
PDIP
TQFP
VQFN/QFN
Atmel ATmega164P/V [DATASHEET]
Atmel-42742B-ATmega164P/V_Datasheet_Summary-08/2016
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