参数资料
型号: ADSP-2111BG-80
厂商: Analog Devices Inc
文件页数: 37/64页
文件大小: 0K
描述: IC DSP CONTROLLER 16BIT 100PGA
标准包装: 1
系列: ADSP-21xx
类型: 定点
接口: 主机接口,串行端口
时钟速率: 20MHz
非易失内存: 外部
芯片上RAM: 6kB
电压 - 输入/输出: 5.00V
电压 - 核心: 5.00V
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: 100-BPGA
供应商设备封装: 100-PGA(33.53x33.53)
包装: 托盘
ADSP-21xx
–42–
REV. B
TIMING PARAMETERS (ADSP-2111)
HOST INTERFACE PORT
Multiplexed Data & Address (HMD1 = 1)
Read/Write Strobe & Data Strobe (HMD0 = 1 )
13.0 MHz
16.67 MHz
20 MHz
No Frequency
Parameter
Min
Max
Min
Max
Min
Max
Dependency
Unit
Timing Requirement:
tHALP ALE Pulse Width
15
ns
tHASU HAD15-0 Address Setup before ALE Low
5
ns
tHAH
HAD15-0 Address Hold after ALE Low
2
ns
tHALS Start of Write or Read after ALE Low
1
15
ns
tHSU
HRW Setup before Start of Write or Read
1
888
ns
tHDSU HAD15-0 Data Setup before End of Write
2
555
ns
tHWDH HAD15-0 Data Hold after End of Write
2
333
ns
tHH
HRW Hold after End of Write or Read
2
333
ns
tHRWP Read or Write Pulse Width
3
30
ns
Switching Characteristic:
tHSHK HACK Low after Start of Write or Read
1
020
0
20
020
ns
tHKH HACK Hold after End of Write or Read
2
020
0
20
020
ns
tHDE
HAD15-0 Data Enabled after Start of Read1
000
ns
tHDD HAD15-0 Data Valid after Start of Read
1
23
ns
tHRDH HAD15-0 Data Hold after End of Read
2
000
ns
tHRDD HAD15-0 Data Disabled after End of Read
2
10
ns
NOTES
1Start of Write or Read = HDS Low and HSEL Low.
2End of Write or Read = HDS High or HSEL High.
3Read or Write Pulse Width = HDS Low and HSEL Low.
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