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Appendix A
EXMAPLE OF APPLICATIONS
A.1 Example of Application Circuits
An example of an application circuit using YTD427 is shown in Figure A.1.
YTD426B
S/T reference point
TTL interface
ADDRES0,1
AFEDATA0〜15
RWN
STRBN
CLK64
15.36MHz
RESET
TAMIRP
TAMIRM
TAMITP
TAMITM
CLK1536
RESET
CLKOUT
CLK256K
CLK192K
CLK400
LOOP2A
QINFO1C
RBHW
TESTOUT0〜15
NC
10k
10k
10k
10k
10k
10k
10k
10k
10k x16
10k
10k x2
10k
10k x5
EXID
TSMPSEL
TSMPAUT
TRPSEL
MULTI
IOSEL
BCHIF
MASLV
TESTIN0〜11,13,15,16,17
TESTN18
TESTIN22,23
TESTUDR
TMODE0〜4
V DD
V SS
POWMON
EXTCLK
TBHW
RSYNC,TSYNC
LPA,LP4B1,LP4B2
BCHSET0,1,2
TESTIN12,14
TESTIN19,20,21,24
UAMITP
UAMITM
UAMITMN
UAMITPN
YTD427
RESET
A0,A1
D0〜D15
RWN
STRBN
ADCK
RSTN
10k
TEST3
FTHN
DV DD x4
DVSS x4
AV DD x4
AVSS x4
0.1u
AV DD
0.1u
A
1u
A
0.1u
A
0.1u
A
NC1〜4
TEST0,1,2,4,5,6
ATEI
ATEO
VRBS
VRB
VRTS
VRT
RXU
SGR
SGA
0.0047u(10%)
RXS
0.0022u(10%)
SGB
0.015u(10%)
SGBP
0.15u(10%)
SXA
SXB
U reference
point
1.2k(1%)
0.33u(10%)
A
2SJ278 2SJ278
3.9k(1%)
TRTEPC9.8-0319C 1u/160V
TDK
15(1/2W) KP15N14
8
4
7
3
6
2
KP4N12
5
1
0.01u(10%)
VRYA15
15(1/2W) KP15N14
8(1%)
2SK2315
8(1%)
(3.3uH)
2SK2315
(3.3uH)
TDK
NL322522T-3R3J
Line activation circuit
Figure A.1: Pin Connection Example
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