YMF724 ETC, YMF724 Datasheet - Page 4

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

YMF724F
1. PCI Bus Interface (53-pin)
2. AC’97 Interface (6-pin)
PCICLK
RST#
AD[31:0]
C/BE[3:0]#
PAR
FRAME#
IRDY#
TRDY#
STOP#
IDSEL
DEVSEL#
REQA#
GNTA#
PCREQ#
PCGNT#
PERR#
SERR#
INTA#
SERIRQ#
CRST#
CMCLK
CBCLK
CSDO
CSDI
CSYNC
PIN DESCRIPTION
Name
name
I/O
I/O
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
Type
Type
Pstr
Pstr
Pstr
Pstr
Pstr
Pstr
Pod
Pod
Ptr
Ptr
Ptr
Ptr
Ptr
Ptr
T
C
T
T
T
T
P
P
P
P
P
6mA
6mA
6mA
Size
Size
-
-
-
-4-
PCI Clock
Reset
Address / Data
Command / Byte Enable
Parity
Frame
Initiator Ready
Target Ready
Stop
ID Select
Device Select
PCI Request
PCI Grant
PC/PCI Request
PC/PCI Grant
Parity Error
System Error
Interrupt signal output for PCI bus
Serialized IRQ.
Reset signal for AC’97
Master Clock of AC link (24.576MHz) and
AC3F2
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
function
function
January 14, 1999