參數(shù)資料
型號: ADSP-21060LCWZ-160
廠商: ANALOG DEVICES INC
元件分類: 數(shù)字信號處理
英文描述: 48-BIT, 40 MHz, OTHER DSP, CQFP240
封裝: THERMALLY ENHANCED, METRIC, HEAT SINK, CERAMIC, QFP-240
文件頁數(shù): 26/48頁
文件大?。?/td> 481K
代理商: ADSP-21060LCWZ-160
–32–
ADSP-21060C/ADSP-21060LC
REV. B
Link Ports: 1
CLK Speed Operation
ADSP-21060C
ADSP-21060LC
Parameter
Min
Max
Min
Max
Unit
Receive
Timing Requirements:
tSLDCL
Data Setup before LCLK Low
3.5
3
ns
tHLDCL
Data Hold after LCLK Low
3
ns
tLCLKIW
LCLK Period (1
× Operation)
tCK
ns
tLCLKRWL
LCLK Width Low
6
ns
tLCLKRWH
LCLK Width High
5
ns
Switching Characteristics:
tDLAHC
LACK High Delay after CLKIN High
18 + DT/2
28.5 + DT/2
18 + DT/2
29.0 + DT/2
ns
tDLALC
LACK Low Delay after LCLK High
1
–3
13
–3
13
ns
tENDLK
LACK Enable from CLKIN
5 + DT/2
ns
tTDLK
LACK Disable from CLKIN
20 + DT/2
ns
Transmit
Timing Requirements:
tSLACH
LACK Setup before LCLK High
18
20
ns
tHLACH
LACK Hold after LCLK High
–7
ns
Switching Characteristics:
tDLCLK
LCLK Delay after CLKIN (1
× Operation)
15.5
16.75
ns
tDLDCH
Data Delay after LCLK High
3
2.5
ns
tHLDCH
Data Hold after LCLK High
–3
ns
tLCLKTWL
LCLK Width Low
(tCK/2) – 2
(tCK/2) + 2
(tCK/2) – 1
(tCK/2) + 2.25
ns
tLCLKTWH
LCLK Width High
(tCK/2) – 2
(tCK/2) + 2
(tCK/2) – 2.25
(tCK/2) + 1.0
ns
tDLACLK
LCLK Low Delay after LACK High
(tCK/2) + 8.5
(3
× t
CK/2) + 17
(tCK/2) + 8.0
(3
× t
CK/2) + 18.5
ns
tENDLK
LDAT, LCLK Enable after CLKIN
5 + DT/2
ns
tTDLK
LDAT, LCLK Disable after CLKIN
20 + DT/2
ns
Link Port Service Request Interrupts: 1
× and
2
× Speed Operations
Timing Requirements:
tSLCK
LACK/LCLK Setup before CLKIN Low
2
10
ns
tHLCK
LACK/LCLK Hold after CLKIN Low
2
22
ns
NOTES
1LACK will go low with t
DLALC relative to rising edge of LCLK after first nibble is received. LACK will not go low if the receiver’s link buffer is not about to fill.
2Only required for interrupt recognition in the current cycle.
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