YMF724 ETC, YMF724 Datasheet - Page 47

• Manufacturer Part Number: YMF724
• Description: high performance audio controller for the PCI Bus
• Manufacturer: ETC

YMF724F
4-6 AC3F2 Interface
Note) Top = 0-70°C, PVDD=5.0±0.25 V, VDD5=5.0±0.25 V, VDD3=3.3±0.3 V, LVDD=3.3±0.3 V, C
CBCLK
ASCLK Cycle Time
ABCLK Cycle Time
ASCLK High Time
ASCLK Low Time
ASCLK to Signal Valid Delay
Output Hold Time for ASCLK
Input Setup Time to ASCLK
Input Hold Time for ASCLK
ABCLK High Time
ABCLK Low Time
ABCLK to Signal Valid Delay
Output Hold Time for ABCLK
Input Setup Time to ABCLK
Input Hold Time for ABCLK
SYNC
CSDO
CSDI
*14: This characteristic is applicable to ACS and ACDO signal.
*15:This characteristic is applicable to ACDI signal.
*16: This characteristic is applicable to ASDO and ALRCK signal.
*17: This characteristic is applicable to ASDI signal.
Item
t
t
CVAL
CVAL
t
CBIHIGH
t
CISU
(Fig.7, 8)
t
CBICYC
2.2 V
t
Symbol
t
t
t
t
t
t
CBILOW
ASCHIGH
ASCLOW
t
ABIHIGH
t
ASCCYC
ABILOW
t
t
t
ABICYC
t
t
ACVAL
t
ASVAL
t
ACISU
ACOH
ASOH
ASISU
CIH
ACIH
ASIH
Fig.6: AC-link timing
*14
*14
*15
*15
*16
*16
*17
*17
1.5 V
-47-
Condition
t
t
COH
CSYHIGH
2.2 V
0.8 V
2.2 V
0.8 V
t
Min.
140
140
140
140
COH
-10
-10
20
10
20
10
0.8 V
-
-
-
-
t
CSYCYC
2.2 V
Typ.
325
325
-
-
-
-
-
-
-
-
-
-
-
-
t
CSYLOW
January 14, 1999
Max.
180
180
180
180
50
50
-
-
-
-
-
-
-
-
L
=50 pF
0.8 V
1.5 V
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns