參數(shù)資料
型號: RH56D-PCI
廠商: Electronic Theatre Controls, Inc.
英文描述: MODEM DEVICE FAMILY FOR DESKTOP APPLICATIONS
中文描述: 調制解調器設備家庭桌面應用程序
文件頁數(shù): 34/60頁
文件大小: 357K
代理商: RH56D-PCI
RH56D-PCI Modem Designer’s Guide
3-14
Conexant
1213
Conexant Proprietary Information
3.3 MDP ELECTRICAL CHARACTERISTICS
The MDP analog electrical characteristics for the hardware interface signals are listed in Table 3-5.
7DEOH $QDORJ (OHFWULFDO &KDUDFWHULVWLFV
Signal Name
Type
Characteristic
Value
RIN, TELIN,
MIC_V
I (DA)
Input Impedance
AC Input Voltage Range
Reference Voltage
Minimum Load
Maximum Capacitive Load
Output Impedance
AC Output Voltage Range
> 70K
1.1 VP-P
+1.35 VDC (VAA = +3.3V) or +2.5 VDC (VAA = +5V)
300
0 μF
10
1.4 VP-P (VAA = +3.3V) or 2.2 VP-P (VAA = +5V)
(with reference to ground and a 600
load)
+1.35 VDC (VAA = +3.3V) or +2.5 VDC (VAA = +5V)
± 200 mV
300
0.01 μF
10
1.4 VP-P (VAA = +3.3V) or 2.2 VP-P (VAA = +5V)
+1.35 VDC (VAA = +3.3V) or +2.5 VDC (VAA = +5V)
± 20 mV
TXA1, TXA2,
TELOUT
O (DD)
Reference Voltage
DC Offset Voltage
Minimum Load
Maximum Capacitive Load
Output Impedance
AC Output Voltage Range
Reference Voltage
DC Offset Voltage
SPKOUT
O (DF)
3.4 PCI BUS ELECTRICAL, SWITCHING, AND TIMING CHARACTERISTICS
The PCI Bus electrical, switching, and timing characteristics conform to the PCI Local Bus Specification, Production Version,
Revision 2.1, June 1, 1995.
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