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參數(shù)資料
型號: ADS1241E/1K
廠商: Texas Instruments
文件頁數(shù): 7/30頁
文件大小: 0K
描述: IC ADC 24-BIT SER PROGBL 28-SSOP
產(chǎn)品培訓(xùn)模塊: Data Converter Basics
視頻文件: Nuts and Bolts of the Delta-Sigma Converter
標(biāo)準(zhǔn)包裝: 1
位數(shù): 24
采樣率(每秒): 15
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 1.9mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 28-SSOP
包裝: 標(biāo)準(zhǔn)包裝
輸入數(shù)目和類型: 8 個單端,單極;4 個差分,單極
其它名稱: 296-25895-6
ADS1240, 1241
15
SBAS173F
www.ti.com
DETAILED REGISTER DEFINITIONS
SETUP (Address 00H) Setup Register
Reset Value = iiii0000
bit 7-4
Factory Programmed Bits
bit 3
BOCS: Burnout Current Source
0 = Disabled (default)
1 = Enabled
bit 2-0
PGA2: PGA1: PGA0: Programmable Gain Amplifier
Gain Selection
000 = 1 (default)
001 = 2
010 = 4
011 = 8
100 = 16
101 = 32
110 = 64
111 = 128
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
ID
BOCS
PGA2
PGA1
PGA0
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
PSEL3
PSEL2
PSEL1
PSEL0
NSEL3
NSEL2
NSEL1
NSEL0
ADDRESS
REGISTER
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
00H
SETUP
ID
BOCS
PGA2
PGA1
PGA0
01H
MUX
PSEL3
PSEL2
PSEL1
PSEL0
NSEL3
NSEL2
NSEL1
NSEL0
02H
ACR
DRDY
U/B
SPEED
BUFEN
BIT ORDER
RANGE
DR1
DR0
03H
ODAC
SIGN
OSET6
OSET5
OSET4
OSET3
OSET2
OSET1
OSET0
04H
DIO
DIO_7
DIO_6
DIO_5
DIO_4
DIO_3
DIO_2
DIO_1
DIO_0
05H
DIR
DIR_7
DIR_6
DIR_5
DIR_4
DIR_3
DIR_2
DIR_1
DIR_0
06H
IOCON
IO7
IO6
IO5
IO4
IO3
IO2
IO1
IO0
07H
OCR0
OCR07
OCR06
OCR05
OCR04
OCR03
OCR02
OCR01
OCR00
08H
OCR1
OCR15
OCR14
OCR13
OCR12
OCR11
OCR10
OCR09
OCR08
09H
OCR2
OCR23
OCR22
OCR21
OCR20
OCR19
OCR18
OCR17
OCR16
0AH
FSR0
FSR07
FSR06
FSR05
FSR04
FSR03
FSR02
FSR01
FSR00
0BH
FSR1
FSR15
FSR14
FSR13
FSR12
FSR11
FSR10
FSR09
FSR08
0CH
FSR2
FSR23
FSR22
FSR21
FSR20
FSR19
FSR18
FSR17
FSR16
0DH
DOR2
DOR23
DOR22
DOR21
DOR20
DOR19
DOR18
DOR17
DOR16
0EH
DOR1
DOR15
DOR14
DOR13
DOR12
DOR11
DOR10
DOR09
DOR08
0FH
DOR0
DOR07
DOR16
FSR21
DOR04
DOR03
DOR02
DOR01
DOR00
TABLE III. Registers.
ADS1240 AND ADS1241
REGISTER
The operation of the device is set up through individual
registers. Collectively, the registers contain all the informa-
tion needed to configure the part, such as data format,
multiplexer settings, calibration settings, data rate, etc. The
set of the 16 registers are shown in Table III.
MUX (Address 01H) Multiplexer Control Register
Reset Value = 01H
bit 7-4
PSEL3: PSEL2: PSEL1: PSEL0: Positive Channel
Select
0000 = AIN0 (default)
0001 = AIN1
0010 = AIN2
0011 = AIN3
0100 = AIN4
0101 = AIN5
0110 = AIN6
0111 = AIN7
1xxx = AINCOM (except when xxx = 111)
1111 = Reserved
bit 3-0
NSEL3: NSEL2: NSEL1: NSEL0: Negative Channel
Select
0000 = AIN0
0001 = AIN1 (default)
0010 = AIN2
0011 = AIN3
0100 = AIN4
0101 = AIN5
0110 = AIN6
0111 = AIN7
1xxx = AINCOM (except when xxx = 111)
1111 = Reserved
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