参数资料
型号: ADSP-BF544BBCZ-4A
厂商: Analog Devices Inc
文件页数: 18/100页
文件大小: 0K
描述: IC CCD SIGNAL PROCESSOR 400BGA
标准包装: 1
系列: Blackfin®
类型: 定点
接口: CAN,SPI,SSP,TWI,UART
时钟速率: 400MHz
非易失内存: 外部
芯片上RAM: 196kB
电压 - 输入/输出: 2.50V,3.30V
电压 - 核心: 1.25V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 400-LFBGA,CSPBGA
供应商设备封装: 400-CSPBGA(17x17)
包装: 托盘
Rev. C
|
Page 24 of 100
|
February 2010
ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
Fiber optic transceiver (FOT) connections:
Keep the traces between the ADSP-BF549 processor and
the FOT as short as possible.
The receive data trace connecting the FOT receive data
output pin to the ADSP-BF549 PH6/MRX input pin should
have a 0
series termination resistor placed close to the
FOT receive data output pin. Typically, the edge rate of the
FOT receive data signal driven by the FOT is very slow, and
further degradation of the edge rate is not desirable.
The transmit data trace connecting the ADSP-BF549
PH5/MTX output pin to the FOT transmit data input pin
should have a 27
series termination resistor placed close
to the ADSP-BF549 PH5/MTX pin.
The receive data trace and the transmit data trace between
the ADSP-BF549 processor and the FOT should not be
routed close to each other in parallel over long distances to
avoid crosstalk.
RELATED DOCUMENTS
ADSP-BF54x Blackfin Processor Hardware Reference, Vol-
ume 1 and Volume 2
Blackfin Processor Programming Reference
ADSP-BF542/BF544/BF547/BF548/BF549
Blackfin Anomaly List
LOCKBOX SECURE TECHNOLOGY DISCLAIMER
Analog Devices products containing Lockbox Secure Technol-
ogy are warranted by Analog Devices as detailed in the Analog
Devices Standard Terms and Conditions of Sale. To our knowl-
edge, the Lockbox secure technology, when used in accordance
with the data sheet and hardware reference manual specifica-
tions, provides a secure method of implementing code and data
safeguards. However, Analog Devices does not guarantee that
this technology provides absolute security. ACCORDINGLY,
ANALOG DEVICES HEREBY DISCLAIMS ANY AND ALL
EXPRESS AND IMPLIED WARRANTIES THAT THE LOCK-
BOX SECURE TECHNOLOGY CANNOT BE BREACHED,
COMPROMISED, OR OTHERWISE CIRCUMVENTED AND
IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR
ANY LOSS, DAMAGE, DESTRUCTION, OR RELEASE OF
DATA, INFORMATION, PHYSICAL PROPERTY, OR INTEL-
LECTUAL PROPERTY.
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