參數(shù)資料
型號： ADS1191IPBSR
廠商： Texas Instruments
文件頁數(shù)： 30/67頁
文件大小： 0K
描述： IC AFE 16BIT 8KSPS 1CH 32TQFP
標準包裝： 1,000
位數(shù)： 16
通道數(shù)： 1
電壓 - 電源，模擬： 2.7 V ~ 5.25 V
電壓 - 電源，數(shù)字： 1.7 V ~ 3.6 V
封裝/外殼： 32-TQFP
供應商設備封裝： 32-TQFP（5x5）
包裝： 帶卷 (TR)
SBAS566A – DECEMBER 2011 – REVISED SEPTEMBER 2012
REGISTER MAP
Table 8 describes the various ADS1191/2 registers.
Table 8. Register Assignments
RESET
VALUE
ADDRESS
REGISTER
(Hex)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
Device Settings (Read-Only Registers)
00h
XX
REV_ID7
REV_ID6
REV_ID5
1
0
REV_ID1
REV_ID0
Global Settings Across Channels
SINGLE_
01h
02
0
DR2
DR1
DR0
SHOT
PDB_LOFF_
02h
80
1
PDB_REFBUF
VREF_4V
CLK_EN
0
INT_TEST
TEST_FREQ
COMP
03h
10
COMP_TH2
COMP_TH1
COMP_TH0
1
ILEAD_OFF1
ILEAD_OFF0
0
FLEAD_OFF
Channel-Specific Settings
04h
00
PD1
GAIN1_2
GAIN1_1
GAIN1_0
MUX1_3
MUX1_2
MUX1_1
MUX1_0
05h
00
PD2
GAIN2_2
GAIN2_1
GAIN2_0
MUX2_3
MUX2_2
MUX2_1
MUX2_0
RLD_LOFF_
06h
00
0
PDB_RLD
RLD2N
RLD2P
RLD1N
RLD1P
SENS
07h
00
0
FLIP2
FLIP1
LOFF2N
LOFF2P
LOFF1N
LOFF1P
RLD_STAT
08h
00
0
CLK_DIV
0
IN2N_OFF
IN2P_OFF
IN1N_OFF
IN1P_OFF
(read only)
GPIO and Other Registers
09h
00
0
1
0
0Ah
02
CALIB_ON
0
RLDREF_INT
0
0Bh
0C
0
GPIOC2
GPIOC1
GPIOD2
GPIOD1
User Register Description
ID: ID Control Register (Factory-Programmed, Read-Only)
Address = 00h
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
REV_ID7
REV_ID6
REV_ID5
1
0
REV_ID1
REV_ID0
The ID Control Register is programmed during device manufacture to indicate device characteristics.
Bits[7:5]
REV_ID[7:5]: Revision identification
000 = Reserved
001 = Reserved
010 = ADS1x9x device
011 = ADS1292R device
100 = Reserved
101 = Reserved
110 = Reserved
111 = Reserved
Bit 4
Reads high
Bits[3:2]
Reads low
Bits[1:0]
REV_ID[1:0]: Revision identification
00 = ADS1191
01 = ADS1192
10 = ADS1291
11 = ADS1292/2R
36
Copyright 2011–2012, Texas Instruments Incorporated
Product Folder Links: ADS1191 ADS1192
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