Datasheet > ATA5557

ATA5557

更新时间： 2022-04-30 07:14:59

品牌	Logo	应用领域
爱特美尔 - ATMEL		微控制器
页数	文件大小	规格书
294页	5988K
描述
High Performance, Low Power Atmel AVR 8-bit Microcontroller Advanced RISC Architecture

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ATA5557 数据手册

1.3

Pin Configuration

Figure 1-5. Pinout Atmel^®ATA5505 - QFN38 5 mm by 7 mm

38 37 36 35 34 33 32

PA5

PA6

GND

PA1

PA7

PA0

PB7/RST

PB6

PB0

PB1

PB2

PB3

PB5

Atmel

ATA5505

PB4/XTAL

VDD

OUTPUT

GAIN

INPUT

STBY

VBAT

13 14 15 16 17 18 19

1.4

Pin Description

Table 1-1.

Pin Description

Symbol

Function

PA5

PCINT5

ADC5

GPIO Port A – Pin 5

PCINT5 (Pin Change Interrupt 5)

ADC5 (ADC Input Channel 5)

T1 (Timer/Counter1 Clock Input)

USCK

SCL

SCK

USCK (Three-wire Mode USI Alternate Clock Input)

SCL (Two-wire Mode USI Alternate Clock Input)

SCK (SPI Master Clock)

PA6

PCINT6

ADC6

AIN0

GPIO Port A – Pin 6

PCINT6 (Pin Change Interrupt 6)

ADC6 (ADC Input Channel 6)

AIN0 (Analog Comparator Negative Input)

SS (SPI Slave Select Input)

PA7

PCINT7

ADC7

AIN1

XREF

AREF

GPIO Port A – Pin 7

PCINT7 (Pin Change Interrupt 7)

ADC7 (ADC Input Channel 7)

AIN1 (Analog Comparator Positive Input)

XREF (Internal Voltage Reference Output)

AREF (External Voltage Reference Input)

PB7

PCINT15

ADC10

OC1BX

RESET

GPIO Port B – Pin 7

PCINT15 (Pin Change Interrupt 15)

ADC10 (ADC Input Channel 10)

OC1BX (Output Compare and PWM Output B-X for Timer/Counter1)

RESET (Reset input pin)

dW (debugWIRE I/O)

Atmel ATA5505 [Preliminary]

9219A–RFID–01/11

1...3 4 567 8 9...294

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