參數(shù)資料
型號: 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
文件頁數(shù): 12/42頁
文件大?。?/td> 567K
代理商: W6694CD
Preliminary Data Sheet
W6694A USB-ISDN S/T-Controller
-12-
Publication Release Date: May, 2001
Revision 1.03
6. BLOCK DIAGRAM
FIGURE 6.1 BLOCK DIAGRAM
ISDN
Transceiver
&
Layer 1
Function
USB
Transceiver
&
SIE &
Function
PCM
Port
Control
Buffer
EEPROM
Control
USB
Serial
EEPROM
B
GCI
Control
Serial
Interface
GCI
S/T
PCM
CODEC
IO Port
Control
IO Port
80C51
Microcontroller
4K x 8
Mask ROM
SFR
B
Channel
Switch
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