參數(shù)資料
型號(hào): ADE7878ACPZ-RL
廠商: ANALOG DEVICES INC
元件分類(lèi): 模擬信號(hào)調(diào)理
英文描述: Poly Phase Multifunction Energy Metering IC With Total And Fundamental Powers, No Of Pins: 40, Temperature Range: Ind
中文描述: SPECIALTY ANALOG CIRCUIT, QCC40
封裝: 6 X 6 MM, ROHS COMPLIANT, MO-220WJJD, LFCSP-40
文件頁(yè)數(shù): 4/96頁(yè)
文件大?。?/td> 1096K
代理商: ADE7878ACPZ-RL
ADE7854/ADE7858/ADE7868/ADE7878
Rev. E | Page 12 of 96
Table 4. SPI Interface Timing Parameters
Parameter
Symbol
Min
Max
Unit
SS to SCLK Edge
tSS
50
ns
SCLK Period
0.4
40001
μs
SCLK Low Pulse Width
tSL
175
ns
SCLK High Pulse Width
tSH
175
ns
Data Output Valid After SCLK Edge
tDAV
100
ns
Data Input Setup Time Before SCLK Edge
tDSU
100
ns
Data Input Hold Time After SCLK Edge
tDHD
5
ns
Data Output Fall Time
tDF
20
ns
Data Output Rise Time
tDR
20
ns
SCLK Rise Time
tSR
20
ns
SCLK Fall Time
tSF
20
ns
MISO Disable After SS Rising Edge
tDIS
200
ns
SS High After SCLK Edge
tSFS
0
ns
1 Guaranteed by design.
MSB
LSB
LSB IN
INTERMEDIATE BITS
tSFS
tDIS
tSS
tSL
tDF
tSH
tDHD
tDAV
tDSU
tSR
tSF
tDR
MSB IN
MOSI
MISO
SCLK
SS
08
51
0-
00
3
Figure 6. SPI Interface Timing
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