參數(shù)資料
型號: YTD427
廠商: Electronic Theatre Controls, Inc.
英文描述: ISDN DSU Analog Front End
中文描述: 綜合業(yè)務(wù)數(shù)字網(wǎng)DSU的模擬前端
文件頁數(shù): 16/23頁
文件大?。?/td> 172K
代理商: YTD427
App
endix
A
EXMAPLE
OF
APPLICA
TIONS
A.1
Example
of
Application
Circuits
An
example
of
an
application
circuit
using
YTD427
is
sho
wn
in
Figure
A.1.
A0,A1
D0
D15
RWN
STRBN
ADCK
NC1
4
ADDRES0,1
AFEDATA0
15
RWN
STRBN
CLK64
A
0.1u
SGA
RXS
SGB
SGBP
SXA
SXB
0.0047u(10%)
0.0022u(10%)
0.015u(10%)
0.15u(10%)
TEST0,1,2,4,5,6
ATEI
ATEO
A
0.1u
VRBS
VRB
A
0.1u
VRTS
VRT
A
YTD427
YTD426B
TEST3
FTHN
10k
RSTN
RESET
TESTOUT0
15
TMODE0
4
TESTIN0
11,13,15,16,17
TESTN18
TESTUDR
V
1u
CLKOUT
QINFO1C
LOOP2A
CLK256K
TSMPSEL
MULTI
RESET
IOSEL
BCHIF
MASLV
CLK1536
TAMIRP
TAMIRM
TAMITP
TAMITM
10k x5
RESET
15.36MHz
TTL interface
S/T reference point
TESTIN22,23
RBHW
NC
10k
10k x2
10k
10k x16
10k
EXID
CLK192K
CLK400
TRPSEL
10k
TSMPAUT
DD
SS
EXTCLK
RSYNC,TSYNC
LPA,LP4B1,LP4B2
BCHSET0,1,2
UAMITPN
UAMITM
UAMITMN
UAMITP
TESTIN12,14
TBHW
POWMON
TESTIN19,20,21,24
2SJ278
2SK2315
8(1%)
U reference
point
0.01u(10%)
TDK
VRYA15
1u/160V
KP4N12
15(1/2W)
KP15N14
Line activation circuit
4
7
8
6
5
3
2
1
NL322522T-3R3J
(3.3uH)
RXU
SGR
TDK
TRTEPC9.8-0319C
A
0.33u(10%)
3.9k(1%)
1.2k(1%)
(3.3uH)
0.1u
AV DD
DV DD
DVSS
AV DD
AVSS
x4
Figure
A.1:
Pin
Connection
Example
21
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