参数资料
型号: TLC2578IPWRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
封装: GREEN, PLASTIC, TSSOP-24
文件页数: 14/49页
文件大小: 1137K
代理商: TLC2578IPWRG4
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
21
WWW.TI.COM
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
0h
SELECT analog input channel 0
0001b
1h
SELECT analog input channel 1
0010b
2h
SELECT analog input channel 2
0011b
3h
SELECT analog input channel 3
0100b
4h
SELECT analog input channel 4
SELECT analog input channel 0
0101b
5h
SELECT analog input channel 5
SELECT analog input channel 1
0110b
6h
SELECT analog input channel 6
SELECT analog input channel 2
0111b
7h
SELECT analog input channel 7
SELECT analog input channel 3
1000b
8h
Reserved
1001b
9h
Reserved
1010b
Ah
WRITE CFR, the last 12 bits of SDI are written into CFR. This command resets FIFO.
1011b
Bh
SELECT TEST, voltage = (REFP+REFM)/2 (see Note 15)
1100b
Ch
SELECT TEST, voltage = REFM (see Note 16)
1101b
Dh
SELECT TEST, voltage = REFP (see Note 17)
1110b
Eh
FIFO READ, FIFO contents is shown on SDO; (see Note 18)
1111b
Fh
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
相关PDF资料
PDF描述
TLC3578IDWG4 8-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
TLC2578IDWG4 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
TLC2578IPWR 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
TLC3578IDW 8-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
TLC3578IDWRG4 8-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
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