參數(shù)資料
型號(hào): PSB21911
廠商: SIEMENS A G
元件分類: 數(shù)字傳輸電路
英文描述: ISDN Echocancellation Circuit for Terminal Applications IEC-Q TE
中文描述: DATACOM, ISDN ECHO CANCELLER
文件頁數(shù): 16/164頁
文件大?。?/td> 1401K
代理商: PSB21911
PSB 21911
PSF 21911
Pin Definitions and Functions
Semiconductor Group
16
11.97
42
3
PCD2
I/O
(PU)
Data Bus 2 of Power Controller
Interface
Internal pull-up.
Address/Data Bus Pin
(Multiplexed mode)
Data Bus Pin
(Demultiplexed modes)
(Serial mode) tie to GND.
Address bus 0 of Power Controller
Interface
.
Data Bus Pin
(Demultiplexed modes)
Address Data Bus Pin
(Multiplexed mode)
(Serial mode) tie to GND.
Address bus 1 of Power Controller
Interface
Data Bus Pin
(Demultiplexed modes)
Address Data Bus Pin
(Multiplexed mode)
(Serial mode) tie to GND.
Power Controller Bus Read Request
Low active.
Data Bus Pin
(Demultiplexed modes)
Address/Data Bus Pin
(Multiplexed mode)
(Serial mode) tie to GND.
AD2
I/O
D2
I/O
not used I
39
62
PCA0
O
D5
I/O
AD5
I/O
not used I
38
61
PCA1
O
D6
I/O
AD6
I/O
not used I
41
2
PCRD
O
D3
I/O
AD3
I/O
not used I
Pin No.
P-LCC-44 T-QFP64
Symbol
Stand-
alone
I/O
Function
μP
mode
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