参数资料
型号: ADSP-21375BSWZ-2B
厂商: Analog Devices Inc
文件页数: 34/56页
文件大小: 0K
描述: IC DSP 32BIT 266MHZ 208-MQFP
产品培训模块: SHARC Processor Overview
标准包装: 36
系列: SHARC®
类型: 浮点
接口: DAI,DPI
时钟速率: 266MHz
非易失内存: ROM(256 kB)
芯片上RAM: 64kB
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: 208-LQFP 裸露焊盘
供应商设备封装: 208-LQFP-EP(28x28)
包装: 托盘
Table 28. Serial Ports—Internal Clock
1.0 V, 200 MHz
1.2 V, 266 MHz
Parameter
Min
Max
Min
Max
Unit
Timing Requirements
t SFSI 1
Frame Sync Setup Before SCLK (Externally Generated Frame
t HFSI 1
Sync in either Transmit or Receive Mode)
Frame Sync Hold After SCLK (Externally Generated Frame Sync
in either Transmit or Receive Mode)
7
2.5
7
2.5
ns
ns
t SDRI 1
Receive Data Setup Before SCLK
7
7
ns
t HDRI
1
Receive Data Hold After SCLK
2.5
2.5
ns
Switching Characteristics
t DFSI 2
Frame Sync Delay After SCLK (Internally Generated Frame Sync
4
4
ns
in Transmit Mode)
t HOFSI 2
Frame Sync Hold After SCLK (Internally Generated Frame Sync
–1.0
–1.0
ns
in Transmit Mode)
t DFSIR 2
Frame Sync Delay After SCLK (Internally Generated Frame Sync
13.5
10.7
ns
in Receive Mode)
t HOFSIR 2
Frame Sync Hold After SCLK (Internally Generated Frame Sync
–1.0
–1.0
ns
in Receive Mode)
t DDTI 2
Transmit Data Delay After SCLK
4.6
3.6
ns
t HDTI
2
Transmit Data Hold After SCLK
–1.0
–1.0
ns
t SCKLIW 3
Transmit or Receive SCLK Width
2 × t PCLK – 1.5
2 × t PCLK + 1.5 2 × t PCLK – 1.5
2 × t PCLK + 1.5 ns
1
2
3
Referenced to the sample edge.
Referenced to drive edge.
Minimum SPORT divisor register value.
Rev. D | Page 34 of 56 | April 2013
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