参数资料
型号: YMF740C
厂商: Electronic Theatre Controls, Inc.
英文描述: DS-1L
中文描述: 的DS - 1公升
文件页数: 34/44页
文件大小: 224K
代理商: YMF740C
YMF740C
January 14, 1999
-4-
3. AC’97 Interface (6-pin)
name
I/O
Type
Size
function
CRST#
O
T
6mA
Reset signal for AC’97
CMCLK
O
C
-
Master Clock of AC link (24.576MHz) and
CBCLK
I
T
-
AC-link: Bit Clock for AC’97 audio data
CSDO
O
T
6mA
AC-link: AC‘97 Serial audio output data
CSDI
I
T
-
AC-link: AC’97 Serial audio input data
CSYNC
O
T
6mA
AC-link: Synchronized signal
4. Miscellaneous (14-pin)
name
I/O
type
size
function
VOLUP#
I
Tup
-
Hardware Volume (Up)
VOLDW#
I
Tup
-
Hardware Volume (Down)
XI24
I
C
-
24.576 MHz Crystal
XO24
O
C
2mA
24.576 MHz Crystal
TEST[7:4,2:0]#
I
Tup
-
Test pins (Do not connect externally)
TEST3#
IO
Tup
3mA
Test pin (Connect to ground)
LOOPF[1:0]
-
Capacitor of PLL
5. Power Supply (39-pin)
name
I/O
type
size
function
PVDD[5:0]
-
Power supply for PCI Bus Interface (+5.0)
PVSS[14:0]
-
Ground for PCI Bus Interface
LVDD
-
Power supply for PLL Filter (+3.3)
LVSS
-
Ground for PLL Filter
VDD3[3:0]
-
Power supply (+3.3V)
VDD5[3:0]
-
Power supply (+5.0V)
VSS[7:0]
-
Ground
TYPE
T : TTL
A : Analog
Ptr : Tri-State PCI
Ttr : Tri-State TTL
C : CMOS
Pstr : Sustained Tri-Sate PCI
Tup : Pull up (Max. 300kohm) TTL
P : PCI
Pod : Open Drain PCI
Note) All pins except the above pins are NC (No Connection) pins.
Do not connect externally.
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