AD7142 Analog Devices, AD7142 Datasheet - Page 68

• Manufacturer Part Number: AD7142
• Description: Programmable Controller for Capacitance Touch Sensors
• Manufacturer: Analog Devices

Specifications of AD7142

• Resolution (bits): 16bit
• # Chan: 14
• Sample Rate: 250kSPS
• Interface: I²C/Ser 2-Wire,Ser,SPI
• Analog Input Type: Diff-Uni
• Ain Range: ± 2 pF (Delta C)
• Adc Architecture: Sigma-Delta
• Pkg Type: CSP

AD7142
Table 60. STAGE11 Results Registers
Address
0x26C
0x26D
0x26E
0x26F
0x270
0x271
0x272
0x273
0x274
0x275
0x276
0x277
0x278
0x279
0x27A
0x27B
0x27C
0x27D
0x27E
0x27F
0x280
0x281
0x282
0x283
0x284
0x285
0x286
0x287
0x288
0x289
0x28A
0x28B
0x28C
0x28D
0x28E
0x28F
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
Data Bit
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
[15:0]
Default
Value
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Name
STAGE11_CONV_DATA
STAGE11_FF_WORD0
STAGE11_FF_WORD1
STAGE11_FF_WORD2
STAGE11_FF_WORD3
STAGE11_FF_WORD4
STAGE11_FF_WORD5
STAGE11_FF_WORD6
STAGE11_FF_WORD7
STAGE11_SF_WORD0
STAGE11_SF_WORD1
STAGE11_SF_WORD2
STAGE11_SF_WORD3
STAGE11_SF_WORD4
STAGE11_SF_WORD5
STAGE11_SF_WORD6
STAGE11_SF_WORD7
STAGE11_SF_AMBIENT
STAGE11_FF_AVG
STAGE11_CDC_WORD0
STAGE11_CDC_WORD1
STAGE11_MAX_WORD0
STAGE11_MAX_WORD1
STAGE11_MAX_WORD2
STAGE11_MAX_WORD3
STAGE11_MAX_AVG
STAGE11_HIGH_THRESHOLD
STAGE11_MAX_TEMP
STAGE11_MIN_WORD0
STAGE11_MIN_WORD1
STAGE11_MIN_WORD2
STAGE11_MIN_WORD3
STAGE11_MIN_AVG
STAGE11_LOW_THRESHOLD
STAGE11_MIN_TEMP
Unused
Rev. A | Page 68 of 72
Description
STAGE11 CDC 16-bit conversion data
(copy of data in STAGE11_CONV_DATA register)
STAGE11 fast FIFO WORD0
STAGE11 fast FIFO WORD1
STAGE11 fast FIFO WORD2
STAGE11 fast FIFO WORD3
STAGE11 fast FIFO WORD4
STAGE11 fast FIFO WORD5
STAGE11 fast FIFO WORD6
STAGE11 fast FIFO WORD7
STAGE11 slow FIFO WORD0
STAGE11 slow FIFO WORD1
STAGE11 slow FIFO WORD2
STAGE11 slow FIFO WORD3
STAGE11 slow FIFO WORD4
STAGE11 slow FIFO WORD5
STAGE11 slow FIFO WORD6
STAGE11 slow FIFO WORD7
STAGE11 slow FIFO ambient value
STAGE11 fast FIFO average value
STAGE11 CDC FIFO WORD0
STAGE11 CDC FIFO WORD1
STAGE11 maximum value FIFO WORD0
STAGE11 maximum value FIFO WORD1
STAGE11 maximum value FIFO WORD2
STAGE11 maximum value FIFO WORD3
STAGE11 average maximum FIFO value
STAGE11 high threshold value
STAGE11 temporary maximum value
STAGE11 minimum value FIFO WORD0
STAGE11 minimum value FIFO WORD1
STAGE11 minimum value FIFO WORD2
STAGE11 minimum value FIFO WORD3
STAGE11 average minimum FIFO value
STAGE11 low threshold value
STAGE11 temporary minimum value
Set unused register bits = 0