BU8332CKV-M Datasheet, PDF (18/29 Pages) Rohm – Directional Microphone Function

BU8332CKV-M
3. EEPROM (SPI master) interface
Parameter
SPICLK clock frequency
”H” time of SPICLK clock
”L” time of SPICLK clock
“H” time of SPICSB chip select
Setup time of SPICSB chip select
Enable hold time of SPICSB chip select
Data output delay time of SPIDO
Output hold time of SPIDO
Setup time of SPIDI
Hold time of SPIDI
Limits
Symbol
Unit
Min
Typ
Max
fCK
-
-
3.25
MHz
tCK_HI
100
-
-
ns
tCK_LO
100
-
-
ns
tCS_HI
100
-
-
ns
tCS_SU
100
-
-
ns
tCS_HD
100
-
-
ns
tDO_SU
-
-
80
ns
tDO_HD
0
-
-
ns
tDI_SU
20
-
-
ns
tDI_SO
40
-
-
ns
SPKCLK
SPICSB
SPIDO
SPIDI
1/f_CK
t_{CS_SU}
t_{CK_HI} t_{CK_LO}
t_{DO_SU}
t_{DO_HD}
t_{CS_HD}
t_{CS_HI}
t_{DI_SU} t_{DI_HD}
Figure 31 Timing of EEPROM (SPI) interface
www.rohm.co.jp
© 2014 ROHM Co., Ltd. All rights reserved.
TSZ22111・15・001
18/26
TSZ02201-0V1V0C104570-1-2
2014.10.31 Rev.002