參數(shù)資料
型號(hào): W6694CD
廠商: WINBOND ELECTRONICS CORP
元件分類: 通信及網(wǎng)絡(luò)
英文描述: USB Bus ISDN S/T-Controller
中文描述: SPECIALTY TELECOM CIRCUIT, PQFP48
封裝: 7 X 7 MM, 1.40 MM, PLASTIC, LQFP-48
文件頁(yè)數(shù): 36/42頁(yè)
文件大?。?/td> 567K
代理商: W6694CD
Preliminary Data Sheet
W6694A USB-ISDN S/T-Controller
-36-
Publication Release Date: May, 2001
Revision 1.03
Note
:
1)
Due to the transformer, the load resistance seen by the circuit is four times R
L
.
Capacitances of ISDN pins
T
A
=25
°
C, V
DD
= 5 V
±
5 %, V
SSA
= 0V, V
SSD
=0V, fc=1 Mhz, unmeasured pins grounded.
Parameter
Symbol
Min.
Output capacitance
against V
SSA
Input capacitance
C
IN
Load capacitance
C
L
Max.
10
Unit
pF
Remarks
SX1,2
C
OUT
7
50
pF
pF
SR1,2
XTAL1,2
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