ATUC128L4U Atmel Corporation, ATUC128L4U Datasheet - Page 528

• Manufacturer Part Number: ATUC128L4U
• Manufacturer: Atmel Corporation

Specifications of ATUC128L4U

• Flash (kbytes): 128 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 50 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 17
• Hardware Qtouch Acquisition: Yes
• Max I/o Pins: 36
• Ext Interrupts: 36
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 460
• Analog Comparators: 8
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 16
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.62 to 3.6
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 18
• Input Capture Channels: 12
• Pwm Channels: 35
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

22.3
22.4
32142A–12/2011
List of Abbreviations
Block Diagram
Table 22-2
compatible master.
Table 22-2.
Table 22-3.
Figure 22-1. Block Diagram
SMBus Standard
Bus Timeouts
Address Resolution Protocol
Alert
Host Functionality
Packet Error Checking
Abbreviation
TWI
A
NA
P
S
Sr
SADR
ADR
R
W
Manager
Bus Bridge
Peripheral
Power
lists the compatibility level of the Atmel Two-wire Master Interface and a full SMBus
Atmel TWIM Compatibility with SMBus Standard
Abbreviations
CLK_TWIM
Description
Two-wire Interface
Acknowledge
Non Acknowledge
Stop
Start
Repeated Start
Slave Address
Any address except SADR
Read
Write
Two-wire
Interface
Atmel TWIM
Supported
Supported
Supported
Supported
Supported
TWI Interrupt
ATUC64/128/256L3/4U
I/O Controller
INTC
TWCK
TWD
TWALM
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