TLC2574 datasheet(21/39 Pages) TI

21 / 39 page

TLC3574, TLC3578, TLC2574, TLC2578

5V ANALOG, 3/5V DIGITAL, 14/12BIT, 200KSPS, 4/8CHANNEL

SERIAL ANALOGTODIGITAL CONVERTERS WITH ±10V INPUTS

SLAS262C − OCTOBER 2000 − REVISED MAY 2003

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

command period (continued)

Table 1. Command Set (CMR)

SDI Bit D[15:12]

TLC3578 / 2578 COMMAND

TLC3574 / 2574 COMMAND

BINARY

HEX

TLC3578 / 2578 COMMAND

TLC3574 / 2574 COMMAND

0000b

SELECT analog input channel 0

0001b

SELECT analog input channel 1

0010b

SELECT analog input channel 2

0011b

SELECT analog input channel 3

0100b

SELECT analog input channel 4

SELECT analog input channel 0

0101b

SELECT analog input channel 5

SELECT analog input channel 1

0110b

SELECT analog input channel 6

SELECT analog input channel 2

0111b

SELECT analog input channel 7

SELECT analog input channel 3

1000b

Reserved

1001b

Reserved

1010b

WRITE CFR, the last 12 bits of SDI are written into CFR. This command resets FIFO.

1011b

SELECT TEST, voltage = (REFP+REFM)/2 (see Note 15)

1100b

SELECT TEST, voltage = REFM (see Note 16)

1101b

SELECT TEST, voltage = REFP (see Note 17)

1110b

FIFO READ, FIFO contents is shown on SDO; (see Note 18)

1111b

HARDWARE DEFAULT mode, CFR is loaded with 800h

NOTES: 15. The output code = mid-scale code + bipolar zero error

16. The output code = negative full-scale code + negative full-scale error

17. The output code = positive full-scale code + positive full-scale error

18. The TLC3574 and TLC3578, OD [15:2] is conversion result, OD [1:0] don’t care

The TLC2574 and TLC2578, OD [15:4] is conversion result, OD [3:0] don’t care

TLC2574 датащи(PDF) 21 Page - Texas Instruments

TLC2574 датащи(HTML) 21 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39

датащи скачать

ссылки URL