参数资料
型号: ADSP-BF592BCPZ
厂商: Analog Devices Inc
文件页数: 19/44页
文件大小: 0K
描述: IC DSP CTRLR 64LFCSP
视频文件: Blackfin? BF592 Introduction
特色产品: Blackfin Embedded Processor
标准包装: 1
系列: Blackfin®
类型: 定点
接口: I²C,I²S,IrDA,PPI,SPI,SPORT,UART
时钟速率: 400MHz
非易失内存: ROM(64 kB)
芯片上RAM: 64kB
电压 - 输入/输出: 1.8V,2.5V,3.3V
电压 - 核心: 1.29V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 64-VFQFN 裸露焊盘,CSP
供应商设备封装: 64-LFCSP-VQ(9x9)
包装: 托盘
Rev. B
|
Page 26 of 44
|
July 2013
Serial Ports
describe serial port operations.
Table 21. Serial Ports—External Clock
Parameter
VDDEXT
1.8V Nominal
VDDEXT
2.5 V/3.3V Nominal
Min
Max
Min
Max
Unit
Timing Requirements
tSFSE
TFSx/RFSx Setup Before TSCLKx/RSCLKx1
33ns
tHFSE
TFSx/RFSx Hold After TSCLKx/RSCLKx1
33ns
tSDRE
Receive Data Setup Before RSCLKx
33ns
tHDRE
Receive Data Hold After RSCLKx
3.5
3
ns
tSCLKEW
TSCLKx/RSCLKx Width
4.5
ns
tSCLKE
TSCLKx/RSCLKx Period
2 × tSCLK
ns
tSUDTE
Start-Up Delay From SPORT Enable To First External TFSx2
4 × tTSCLKE
ns
tSUDRE
Start-Up Delay From SPORT Enable To First External RFSx2
4 × tRSCLKE
ns
Switching Characteristics
tDFSE
TFSx/RFSx Delay After TSCLKx/RSCLKx
(Internally Generated TFSx/RFSx)3
10
ns
tHOFSE
TFSx/RFSx Hold After TSCLKx/RSCLKx
(Internally Generated TFSx/RFSx)1
00ns
tDDTE
Transmit Data Delay After TSCLKx1
11
10
ns
tHDTE
Transmit Data Hold After TSCLKx
00ns
1 Referenced to sample edge.
2 Verified in design but untested.
3 Referenced to drive edge.
Table 22. Serial Ports—Internal Clock
Parameter
VDDEXT
1.8V Nominal
VDDEXT
2.5 V/3.3V Nominal
Min
Max
Min
Max
Unit
Timing Requirements
tSFSI
TFSx/RFSx Setup Before TSCLKx/RSCLKx1
11.5
9.6
ns
tHFSI
TFSx/RFSx Hold After TSCLKx/RSCLKx
–1.5
ns
tSDRI
Receive Data Setup Before RSCLKx
11.5
11.3
ns
tHDRI
Receive Data Hold After RSCLKx
–1.5
ns
Switching Characteristics
tSCLKIW
TSCLKx/RSCLKx Width
7
8
ns
tDFSI
TFSx/RFSx Delay After TSCLKx/RSCLKx
(Internally Generated TFSx/RFSx)2
43
ns
tHOFSI
TFSx/RFSx Hold After TSCLKx/RSCLKx
(Internally Generated TFSx/RFSx)
–2
ns
tDDTI
Transmit Data Delay After TSCLKx1
43
ns
tHDTI
Transmit Data Hold After TSCLKx1
–1.8
–1.5
ns
1 Referenced to sample edge.
2 Referenced to drive edge.
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