参数资料
型号: ADSP-BF527KBCZ-6A
厂商: Analog Devices Inc
文件页数: 66/88页
文件大小: 0K
描述: IC DSP 16BIT 600MHZ 208CSPBGA
产品变化通告: Datasheet Specification Change 14/Dec/2009
标准包装: 1
系列: Blackfin®
类型: 定点
接口: DMA,以太网,I²C,PPI,SPI,SPORT,UART,USB
时钟速率: 600MHz
非易失内存: ROM(32 kB)
芯片上RAM: 132kB
电压 - 输入/输出: 1.8V,2.5V,3.3V
电压 - 核心: 1.10V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 208-LFBGA,CSPBGA
供应商设备封装: 208-CSPBGA
包装: 托盘
配用: EVAL-SDP-CB1Z-ND - BOARD EVALUATION FOR SDP-CB1
ADZS-BF527-MPSKIT-ND - BOARD EVAL MEDIA PLAYER BF527
ADZS-BF527-EZLITE-ND - BOARD EVAL ADSP-BF527
ADSP-BF522/ADSP-BF523/ADSP-BF524/ADSP-BF525/ADSP-BF526/ADSP-BF527
HOSTDP A/C Timing- Host Write Cycle
Table 57 describes the HOSTDP A/C Host Write Cycle timing
requirements.
Table 57. Host Write Cycle Timing Requirements
ADSP-BF522/ADSP-BF524/
ADSP-BF526
V DDEXT
ADSP-BF523/ADSP-BF525/
ADSP-BF527
V DDEXT
V DDEXT
1.8V Nominal
2.5 V or 3.3V
Nominal
V DDEXT
1.8V Nominal
2.5 V or 3.3V
Nominal
Parameter
Min Max Min Max
Min Max Min Max
Unit
Timing Requirements
t SADWRL
HOST_ADDR/HOST_CE Setup
4
4
4
4
ns
before HOST_WR falling edge
t HADWRH
HOST_ADDR/HOST_CE Hold
2.5
2.5
2.5
2.5
ns
after HOST_WR rising edge
t WRWL
HOST_WR pulse width low
(ACK mode)
t DRDYWRL +
t RDYPRD +
t DRDYWRL +
t RDYPRD +
t DRDYWRL +
t RDYPRD +
t DRDYWRL +
t RDYPRD +
ns
t DWRHRDY
t DWRHRDY
t DWRHRDY
t DWRHRDY
HOST_WR pulse width low
(INT mode)
1.5 × t SCLK
+ 8.7
1.5 × t SCLK
+ 8.7
1.5 × t SCLK
+ 8.7
1.5 × t SCLK
+ 8.7
ns
t WRWH
HOST_WR pulse w idth   high
2 × t SCLK
2 × t SCLK
2 × t SCLK
2 × t SCLK
ns
or time between HOST_WR
rising edge and HOST_RD
falling edge
t DWRHRDY HOST_WR rising edge delay
2.0
2.0
0
0
ns
after HOST_ACK rising edge
(ACK mode)
t HDATWH
Data Hold after HOST_WR rising edge 2.5
2.5
2.5
2.5
ns
t SDATWH
Data Setup before HOST_WR
3.5
2.5
2.5
2.5
ns
rising edge
Switching Characteristics
t DRDYWRL HOST_ACK falling edge after HOST_CE
12.5
11.5
11.5
11.5
ns
asserted (ACK mode)
t RDYPWR
HOST_ACK low pulse-width for Write
NM 1
NM 1
NM 1
NM 1
ns
access (ACK mode)
1
NM (Not Measured) — This parameter is based on t SCLK . It is not measured because the number of SCLK cycles for which HOST_ACK is low depends on the Host DMA FIFO
status and is system design dependent.
Rev. D
|
Page 66 of 88 | July 2013
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