參數(shù)資料
型號: ADSP-2189NKSTZ-320
廠商: Analog Devices Inc
文件頁數(shù): 33/48頁
文件大小: 0K
描述: IC DSP CONTROLLER 16BIT 100LQFP
標準包裝: 1
系列: ADSP-21xx
類型: 定點
接口: 主機接口,串行端口
時鐘速率: 80MHz
非易失內(nèi)存: 外部
芯片上RAM: 192kB
電壓 - 輸入/輸出: 1.8V,2.5V,3.3V
電壓 - 核心: 1.80V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 100-LQFP
供應商設備封裝: 100-LQFP(14x14)
包裝: 托盤
ADSP-218xN
Rev. A
|
Page 39 of 48
|
August 2006
IDMA Read, Short Read Cycle in Short Read Only Mode
Table 26. IDMA Read, Short Read Cycle in Short Read Only Mode
Parameter
1
Min
Max
Unit
Timing Requirements:
tIKR
IACK Low Before Start of Read2
0ns
tIRP
Duration of Read3
10
ns
Switching Characteristics:
tIKHR
IACK High After Start of Read
10
ns
tIKDH
IAD15 – 0 Previous Data Hold After End of Read
0ns
tIKDD
IAD15 – 0 Previous Data Disabled After End of Read
10
ns
tIRDE
IAD15 – 0 Previous Data Enabled After Start of Read
0
ns
tIRDV
IAD15 – 0 Previous Data Valid After Start of Read
10
ns
1 Short Read Only is enabled by setting Bit 14 of the IDMA overlay Register to 1 (0x3FE7). Short Read Only can be enabled by the processor core writing to the register
or by an external host writing to the register. Disabled by default.
2 Start of Read = IS Low and IRD Low. Previous data remains until end of read.
3 End of Read = IS High or IRD High.
Figure 37. IDMA Read, Short Read Cycle in Short Read Only Mode
tIRP
tIKR
PR E V IO U S
DATA
tIKHR
tIR DV
tIKDD
tIRDE
tIKDH
IAD15–0
IA CK
IS
IRD
LEG EN D :
IM PL IES TH A T
IS AND IR D CAN BE
H E LD INDE FINITE LY BY HO S T
相關PDF資料
PDF描述
LM75BIM-5+ IC TEMP SENSOR WATCHDOG 8SOIC
DSEI30-10A DIODE FRED 1000V 30A TO-247AD
HWS150-5/HD PWR SUP IND 5V 150W 30A
VE-B1X-CV-F4 CONVERTER MOD DC/DC 5.2V 150W
LM75BIMM-5+ IC TEMP SENSOR WATCHDOG 8MSOP
相關代理商/技術參數(shù)
參數(shù)描述
ADSP-2189NKSTZ-3202 制造商:AD 制造商全稱:Analog Devices 功能描述:DSP Microcomputer
ADSP-218XN 制造商:AD 制造商全稱:Analog Devices 功能描述:DSP Microcomputer
ADSP-218XNSERIES 制造商:AD 制造商全稱:Analog Devices 功能描述:DSP Microcomputer
ADSP-219122MKST-160 制造商:Analog Devices 功能描述:
ADSP-2191MBCA-140 功能描述:IC DSP CONTROLLER 16BIT 144MBGA RoHS:否 類別:集成電路 (IC) >> 嵌入式 - DSP(數(shù)字式信號處理器) 系列:ADSP-21xx 標準包裝:2 系列:StarCore 類型:SC140 內(nèi)核 接口:DSI,以太網(wǎng),RS-232 時鐘速率:400MHz 非易失內(nèi)存:外部 芯片上RAM:1.436MB 電壓 - 輸入/輸出:3.30V 電壓 - 核心:1.20V 工作溫度:-40°C ~ 105°C 安裝類型:表面貼裝 封裝/外殼:431-BFBGA,F(xiàn)CBGA 供應商設備封裝:431-FCPBGA(20x20) 包裝:托盤