Datasheet

14
LTC1401
1401fa
TYPICAL APPLICATIONS
U
Interface to the TMS320C50’s TDM Serial Port (Frame Sync is Generated from TFSX)
Data from the LTC1401 Loaded into the TMS320C50’s TRCV Register
Data Stored in the TMS320C50’s Memory (in Right Justified Format)
V
CC
A
IN
V
REF
CLK
CONV
D
OUT
GND
TCLKX
TCLKR
TFSX
TFSR
TDR
LTC1401
TMS320C50
+
10µF
0.1µF
UNIPOLAR
INPUT
+
10µF
0.1µF
3V
LTC1401 • TA04a
1
8
2
3
4
6
7
5
SHDN
CLK
OUT
20MHz
5V
QC
CLK A B C D
CLR
LD P T
74HC161
2.5MHz EXTERNAL CLOCK
1401 TA5b
D0 X
X
1401 TA4c
D1
D2
D4
D5 D3
RDY
X
D11
D10 D9
D8
D7 D6
D2 D1
D0
1401 TA4d
D3
D4
D6
D7 D5
0
0
0
RDY D11
D10
D9 D8
Logic Analyzer Waveforms Show 6.4µs Throughput Rate (Input Voltage = 0.765V, Output Code = 0101 1111 1010 = 1530
10
)