ymf740c ETC-unknow, ymf740c Datasheet - Page 4

• Manufacturer Part Number: ymf740c
• Description: Ds-1l
• Manufacturer: ETC-unknow

YMF740C
3. AC’97 Interface (6-pin)
4. Miscellaneous (14-pin)
5. Power Supply (39-pin)
CRST#
CMCLK
CBCLK
CSDO
CSDI
CSYNC
VOLUP#
VOLDW#
XI24
XO24
TEST[7:4,2:0]#
TEST3#
LOOPF[1:0]
PVDD[5:0]
PVSS[14:0]
LVDD
LVSS
VDD3[3:0]
VDD5[3:0]
VSS[7:0]
TYPE
Note) All pins except the above pins are NC (No Connection) pins. Do not connect externally.
T : TTL
Ttr : Tri-State TTL
Tup : Pull up (Max. 300kohm) TTL
name
name
name
I/O
I/O
I/O
IO
O
O
O
O
O
I
I
I
I
I
I
-
-
-
-
-
-
-
-
Type
type
type
Tup
Tup
Tup
Tup
T
C
T
T
T
T
C
C
-
-
-
-
-
-
-
-
A : Analog
C : CMOS
P : PCI
3mA
6mA
6mA
6mA
2mA
Size
size
size
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-4-
Reset signal for AC’97
Master Clock of AC link (24.576MHz) and
AC-link: Bit Clock for AC’97 audio data
AC-link: AC‘97 Serial audio output data
AC-link: AC’97 Serial audio input data
AC-link: Synchronized signal
Hardware Volume (Up)
Hardware Volume (Down)
24.576 MHz Crystal
Test pins (Do not connect externally)
Test pin (Connect to ground)
Capacitor of PLL
Power supply for PCI Bus Interface (+5.0)
Ground for PCI Bus Interface
Power supply for PLL Filter (+3.3)
Ground for PLL Filter
Power supply (+3.3V)
Power supply (+5.0V)
Ground
24.576 MHz Crystal
Ptr : Tri-State PCI
Pstr : Sustained Tri-Sate PCI
Pod : Open Drain PCI
function
function
function
January 14, 1999