Timing Requirements: tIKR
參數(shù)資料
型號(hào): ADSP-2186BSTZ-160
廠商: Analog Devices Inc
文件頁(yè)數(shù): 19/36頁(yè)
文件大?。?/td> 0K
描述: IC DSP CONTROLLER 16BIT 100LQFP
標(biāo)準(zhǔn)包裝: 1
系列: ADSP-21xx
類型: 定點(diǎn)
接口: 主機(jī)接口,串行端口
時(shí)鐘速率: 40MHz
非易失內(nèi)存: 外部
芯片上RAM: 40kB
電壓 - 輸入/輸出: 5.00V
電壓 - 核心: 5.00V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 100-LQFP
供應(yīng)商設(shè)備封裝: 100-LQFP(14x14)
包裝: 托盤
ADSP-2186
–26–
REV. B
Parameter
Min
Max
Unit
IDMA Read, Short Read Cycle
Timing Requirements:
tIKR
IACK Low before Start of Read1
0ns
tIRP1
Duration of Read (DM, PM1)2
15
2 tCK – 5
ns
tIRP2
Duration of Read (PM2)3
15
tCK – 5
ns
Switching Characteristics:
tIKHR
IACK High after Start of Read1
15
ns
tIKDH
IAD15–0 Data Hold after End of Read4
0ns
tIKDD
IAD15–0 Data Disabled after End of Read4
10
ns
tIRDE
IAD15–0 Previous Data Enabled after Start of Read
0
ns
tIRDV
IAD15–0 Previous Data Valid after Start of Read
15
ns
NOTES
1Start of Read =
IS Low and IRD Low.
2DM Read or First Half of PM Read.
3Second Half of PM Read.
4End of Read =
IS High or IRD High.
tIRP
tIKR
PREVIOUS
DATA
tIKHR
tIRDV
tIKDD
tIRDE
tIKDH
IAD15–0
IACK
IS
IRD
Figure 21. IDMA Read, Short Read Cycle
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