BU26154MUV_15 Datasheet, PDF (10/90 Pages) Rohm – Monaural Audio CODEC with Touch Panel Interface

BU26154MUV
Datasheet
Serial Audio Interface (Slave)
(HGND1= HGND2=SPGND=CPGND=TGND=0V, HVDD=3.3V, SPVDD=3.3V, CPVDD=3.3V, VDD=3.3V,
CL=30pF)
Parameter
Symbol
Min
Max
Ta=25℃,
Unit
SAI_BCLK Period
tC_BCLK
32fs
128fs
Hz
SAI_BCLK "H" Length
tHW_BCLK
73
-
ns
SAI_BCLK "L" Length
tLW_BCLK
73
-
ns
SAI_LRCLK Hold Time
tH_LRCLK
20
-
ns
SAI_LRCLK Setup Time
SAI_SDOUT Delay Time
tSU_LRCLK
20
tD_SDO ^{(Note 1)}
-
-
ns
80
ns
SAI_SDIN Setup Time
tSU_SDI
20
-
ns
SAI_SDIN Hold Time
tH_SDI
20
(Note 1) tD_SDO is the delay time from previous SAI_BCLK transition and SAI_LRCLK transition.
-
ns
SAI_LRCLK
SAI_BCLK
SAI_SDOUT
SAI_LRCLK
SAI_BCLK
SAI_SDIN
tH_LRCLK tSU_LRCLK
tC_BCLK
tD_SDO
SAI Transmit
Figure 8
tHW_BCLK tLW_BCLK
tH_LRCLK
tSU_LRCLK
tC_BCLK
tSU_SDI
tH_SDI
tHW_BCLK tLW_BCLK
SAI Receive
Figure 9
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TSZ02201-0V2V0E500110-1-2
26.Oct.2015 Rev.002