参数资料
型号: ADSP-BF531SBBZ400
厂商: Analog Devices Inc
文件页数: 38/64页
文件大小: 0K
描述: IC DSP CTLR 16BIT 400MHZ 169BGA
产品培训模块: Blackfin® Processor Core Architecture Overview
Blackfin® Device Drivers
Blackfin® Optimizations for Performance and Power Consumption
Blackfin® System Services
标准包装: 1
系列: Blackfin®
类型: 定点
接口: SPI,SSP,UART
时钟速率: 400MHz
非易失内存: ROM(1 kB)
芯片上RAM: 52kB
电压 - 输入/输出: 3.30V
电压 - 核心: 1.20V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 169-BBGA
供应商设备封装: 169-PBGA(19x19)
包装: 托盘
配用: ADZS-BF533-EZLITE-ND - KIT W/BOARD EVAL FOR ADSP-BF533
ADSP-BF531 / ADSP-BF532 / ADSP-BF533
Serial Peripheral Interface (SPI) Port—Master Timing
Table 32. Serial Peripheral Interface (SPI) Port—Master Timing
V DDEXT = 1.8 V
LQFP/PBGA Packages
V DDEXT = 1.8 V
CSP_BGA Package
V DDEXT = 2.5 V/3.3 V
All Packages
Parameter
Min Max Min Max
Min Max
Unit
Timing Requirements
t SSPIDM
Data Input Valid to SCK Edge (Data Input Setup) 10.5
9
7.5
ns
t HSPIDM SCK Sampling Edge to Data Input Invalid –1.5
–1.5
–1.5
ns
Switching Characteristics
t SDSCIM
SPISELx Low to First SCK Edge 2 × t SCLK – 1.5
2 × t SCLK – 1.5
2 × t SCLK – 1.5
ns
t SPICHM Serial Clock High Period 2 × t SCLK – 1.5
2 × t SCLK – 1.5
2 × t SCLK – 1.5
ns
t SPICLM
t SPICLK
t HDSM
t SPITDM
Serial Clock Low Period 2 × t SCLK – 1.5
Serial Clock Period 4 × t SCLK – 1.5
Last SCK Edge to SPISELx High 2 × t SCLK – 1.5
Sequential Transfer Delay 2 × t SCLK – 1.5
2 × t SCLK – 1.5
4 × t SCLK – 1.5
2 × t SCLK – 1.5
2 × t SCLK – 1.5
2 × t SCLK – 1.5
4 × t SCLK – 1.5
2 × t SCLK – 1.5
2 × t SCLK – 1.5
ns
ns
ns
ns
t DDSPIDM SCK Edge to Data Out Valid (Data Out Delay)
t HDSPIDM SCK Edge to Data Out Invalid (Data Out Hold) –1.0
6
–1.0
6
–1.0
6
ns
ns
SPIxSELy
(OUTPUT)
t SDSCIM
t SPICLM
t SPICHM
t SPICLK
t HDSM
t SPITDM
SPIxSCK
(OUTPUT)
SPIxMOSI
(OUTPUT)
t HDSPIDM
t DDSPIDM
CPHA = 1
SPIxMISO
(INPUT)
SPIxMOSI
(OUTPUT)
t HDSPIDM
t DDSPIDM
t SSPIDM
t HSPIDM
CPHA = 0
t SSPIDM
t HSPIDM
SPIxMISO
(INPUT)
Figure 27. Serial Peripheral Interface (SPI) Port—Master Timing
Rev. I
|
Page 38 of 64 |
August 2013
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