MCU: ATmega169
Package: 64 pin QFN

 1: LCDCAP
 2: PE0 RXD0 PCINT0
 3: PE1 TXD0 PCINT1
 4: PE2 XCK AIN0 PCINT2
 5: PE3 AIN1 PCINT3
 6: PE4 USCK SCL PCINT4
 7: PE5 DI SDA PCINT5
 8: PE6 DO PCINT6
 9: PE7 CLKO PCINT7
10: PB0 /SS PCINT8
11: PB1 SCK PCINT9
12: PB2 MOSI PCINT10
13: PB3 MISO PCINT11
14: PB4 OC0A PCINT12
15: PB5 OC1A PCINT13
16: PB6 OC1B PCINT14
17: PB7 OC2A PCINT15
18: PG3 T1 SEG24
19: PG4 T0 SEG23
20: Reset
21: Vcc
22: Gnd
23: XTAL2 TOSC2
24: XTAL1 TOSC1
25: PD0 ICP1 SEG22
26: PD1 INT0 SEG21
27: PD2 SEG20
28: PD3 SEG19
29: PD4 SEG18
30: PD5 SEG17
31: PD6 SEG16
32: PD7 SEG15
33: PG0 SEG14
34: PG1 SEG13
35: PC0 SEG12
36: PC1 SEG11
37: PC2 SEG10
38: PC3 SEG9
39: PC4 SEG8
40: PC5 SEG7
41: PC6 SEG6
42: PC7 SEG5
43: PG2 SEG4
44: PA7 SEG3
45: PA6 SEG2
46: PA5 SEG1
47: PA4 SEG0
48: PA3 COM3
49: PA2 COM2
50: PA1 COM1
51: PA0 COM0
52: Vcc
53: Gnd
54: PF7 TDI ADC7
55: PF6 TDO ADC6
56: PF5 TMS ADC5
57: PF4 TCK ADC4
58: PF3 ADC3
59: PF2 ADC2
60: PF1 ADC1
61: PF0 ADC0
62: AREF
63: Gnd
64: AVCC

Summary:

• High Performance, Low Power AVR 8-Bit Microcontroller
• Advanced RISC Architecture
– 130 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 16 MIPS Throughput at 16 MHz
– On-Chip 2-cycle Multiplier
• Non-volatile Program and Data Memories
– 16K bytes of In-System Self-Programmable Flash 
Endurance: 10,000 Write/Erase Cycles
– Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
– 512 bytes EEPROM
Endurance: 100,000 Write/Erase Cycles
– 1K byte Internal SRAM
– Programming Lock for Software Security
• JTAG (IEEE std. 1149.1 compliant) Interface
– Boundary-scan Capabilities According to the JTAG Standard
– Extensive On-chip Debug Support
– Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
• Peripheral Features
– 4 x 25 Segment LCD Driver
– Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
– One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture 
Mode
– Real Time Counter with Separate Oscillator
– Four PWM Channels
– 8-channel, 10-bit ADC
– Programmable Serial USART
– Master/Slave SPI Serial Interface
– Universal Serial Interface with Start Condition Detector
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
– Interrupt and Wake-up on Pin Change
• Special Microcontroller Features
– Power-on Reset and Programmable Brown-out Detection
– Internal Calibrated Oscillator
– External and Internal Interrupt Sources
– Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and 
Standby
• I/O and Packages
– 53 Programmable I/O Lines
– 64-lead TQFP and 64-pad QFN/MLF
• Speed Grade:
– ATmega169V: 0 - 4 MHz @ 1.8 - 5.5V, 0 - 8 MHz @ 2.7 - 5.5V
– ATmega169: 0 - 8 MHz @ 2.7 - 5.5V, 0 - 16 MHz @ 4.5 - 5.5V
• Temperature range:
– -40°C to 85°C Industrial
• Ultra-Low Power Consumption
– Active Mode: 
1 MHz, 1.8V: 350µA
32 kHz, 1.8V: 20µA (including Oscillator)
32 kHz, 1.8V: 40µA (including Oscillator and LCD)
– Power-down Mode: 0.1µA at 1.8V

