AK7752 Ver la hoja de datos (PDF) - Asahi Kasei Microdevices
Número de pieza
componentes Descripción
Fabricante
AK7752 Datasheet PDF : 23 Pages
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[AK7752]
4) Microprocessor Interface
(Ta=-40ºC~85ºC; AVDD, DVDD=3.0~3.6V; CL=20pF)
Parameter
Symbol min typ max
Microprocessor Interface Signal
RQ_N Fall Time
tWRF
30
RQ_N Rise Time
tWRR
30
SCLK Fall Time
tSF
30
SCLK Rise Time
tSR
30
SCLK Frequency
fSCLK
2.1
SCLK Low Level Width
tSCLKL 200
SCLK High Level Width
tSCLKH 200
Microprocessor to AK7752
Time from S_RESET_N “↓” to RQ_N “↓”
tREW 500
Time from RQ_N “↑” to S_RESET_N “↑”
tWRE 500
RQ_N High Level Width
tWRQH 500
Time from RQ_N “↓” to SCLK “↓”
tWSC 500
Time from SCLK “↑” to RQ_N “↑”
tSCW 800
SI Latch Setup Time
tSIS
200
SI Latch Hold Time
tSIH
200
Delay Time from SCLK “↓“ to SO Output
tSOS
200
Hold Time from SCLK “↑“ to SO Output
tSOH 200
Time from RQ_N “↓” to SO Hi-Z Release
(Iout=±360μA)
tRQHR
600
RQ_N “↑” to SO Hi-Z set (Iout=±360μA)
tRQHS
600
Units
ns
ns
ns
ns
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MS0578-E-01-PB
- 15 -
2007/09
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