Datasheet

 
      
    
SLAS251A − DECEMBER 1999 − REVISED JANUARY 2003
17
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
modes using the FIFO: modes 01, 10, 11 timing (continued)
CS
CSTART
SDI
INT
SDO
From Channel 0
FS
(DSP)
Configure
Conversion
Read FIFO #1 #2 #3 #4
Top of FIFO
Read FIFO #1
From Channel 0
Conversion
Repeat
First FIFO Read
Second FIFO Read
Repeat
‡
‡
†
‡‡ ‡
From Channel 3
Conversion
Conversion
From Channel 3
t
(sample)
t
(sample)
t
(sample)
t
(sample)
†
Command = Configure write for mode 10 or 11, FIFO threshold = 1/2, sweep seq = 0−1−2−3.
‡
Command = Read FIFO
Figure 13. TLV1504/TLV1508 Mode 10/11 DSP Serial Interface (Conversions Triggered by CSTART)
CS
CSTART
SDI
INT
SDO
From Channel 0
Configure
Conversion
Conversion
Read FIFO #1 #2 #3 #4
Top of FIFO
#1
Conversion
Conversion
Repeat
First FIFO Read
Second FIFO Read
Repeat
‡
‡
†
‡‡‡
From Channel 3
From Channel 0
From Channel 3
Read FIFO
§§§ §§
§
§§
†
Command = Configure write for mode 10 or 11, FIFO threshold = 1/2, sweep seq = 0−1−2−3.
‡
Command = Read FIFO
§
Use any channel select command to trigger SDI input.
Figure 14. TLV1504/TLV1508 Mode 10/11 µp Serial Interface (Conversions Triggered by CS)