參數(shù)資料
型號: MCIMX281AVM4B
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 454 MHz, RISC PROCESSOR, PBGA289
封裝: 14 X 14 MM, 0.80 MM PITCH, ROHS COMPLIANT, PLASTIC, MAPBGA-289
文件頁數(shù): 23/72頁
文件大?。?/td> 915K
代理商: MCIMX281AVM4B
i.MX28 Applications Processors Data Sheet for Automotive Products, Rev. 1
Freescale Semiconductor
3
Power Management Unit (PMU) supports a triple output DC-DC switching converter, multiple
linear regulators, battery charger, and detector.
16-channel Low-Resolution A/D Converter (LRADC)
4/5-wire touchscreen controller
Up to 8X8 keypad matrix with button-detect circuit
Single channel High Speed A/D Converter (HSADC), up to 2 Msps data rate
Security features:
— Read-only unique ID for Digital Rights Management (DRM) algorithms
— Secure boot using 128-bit AES hardware decryption
— SHA-1 and SHA256 hashing hardware
— High assurance boot (HAB4)
Offered in 289-pin Ball Grid Array (BGA)
1.2
Ordering Information & Functional Part Differences
Table 1 provides the ordering information for the i.MX28.
Table 2 provides the functional differences between the i.MX281 and the i.MX285.
Table 1. Ordering Information
Part Number
Projected Temperature Range (
°C)
Package
MCIMX281AVM4B
–40 to +85
14 x 14 mm, 0.8 mm pitch, MAPBGA-289
MCIMX285AVM4B
–40 to +85
14 x 14 mm, 0.8 mm pitch, MAPBGA-289
Table 2. i.MX28 Functional Differences
Function
i.MX281
i.MX285
LCD Interface
Yes
Touch Screen
Yes
Ethernet
x1
CAN
x2
12-bit ADC
x8
High-speed ADC
x1
USB 2.0
OTG HS with HS PHY x1
HS Host with HS PHY x1
SDIO
x4
SPI
x4
Application UART
x5
Debug UART
x1
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