AD7150BRMZ Analog Devices Inc, AD7150BRMZ Datasheet - Page 14

• Manufacturer Part Number: AD7150BRMZ
• Description: IC CAP CONV 2CH ULT LP 10MSOP
• Manufacturer: Analog Devices Inc
• Type: Capacitance-to-Digital Converterr

Specifications of AD7150BRMZ

• Design Resources: Using AD7150 for Proximity Sensing Appls (CN0095)
• Input Type: Voltage
• Output Type: Digital
• Interface: 2-Wire Serial
• Current - Supply: 120µA
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Resolution (bits): 12bit
• Data Interface: 2-Wire, I2C, Serial
• Supply Voltage Range - Analog: 2.7V To 3.6V
• Supply Current: 100µA
• Digital Ic Case Style: SOP
• No. Of Pins: 10
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD7150EBZ - BOARD EVAL FOR AD7150
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

AD7150
REGISTER DESCRIPTIONS
Table 5. Register Summary
Register
Status
Ch1 Data High
Ch1 Data Low
Ch2 Data High
Ch2 Data Low
Ch1 Average High
Ch1 Average Low
Ch2 Average High
Ch2 Average Low
Ch1 Sensitivity
Ch1 Threshold High
Ch1 Timeout
Ch1 Threshold Low
Ch1 Setup
Ch2 Sensitivity
Ch2 Threshold High
Ch2 Timeout
Ch2 Threshold Low
Ch2 Setup
Configuration
Power-Down Timer
Ch1 CAPDAC
Ch2 CAPDAC
Serial Number 3
Serial Number 2
Serial Number 1
Serial Number 0
Chip ID
(Dec) (Hex) R/W
10
11
12
13
14
15
16
17
18
19
20
21
22
23
0
1
2
3
4
5
6
7
8
9
Pointer
0x0D R/W
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09 R/W
0x0A R/W
0x0B R/W
0x0C R/W
0x10 R/W
0x11 R/W
0x12 R/W
0x17
0x0E R/W
0x0F R/W
0x13
0x14
0x15
0x16
R
R
R
R
R
R
R
R
R
R
R
R
R
R
PwrDown
ThrFixed
DacEn1
DacEn2
RngH1
RngH2
Ch1 Sensitivity (in adaptive threshold mode)/Threshold High Byte (in fixed threshold mode)
Ch2 Sensitivity (in adaptive threshold mode)/Threshold High Byte (in fixed threshold mode)
Bit 7
Ch1 Timeout (in adaptive threshold mode)/Threshold Low Byte (in fixed threshold mode)
Ch2 Timeout (in adaptive threshold mode)/Threshold Low Byte (in fixed threshold mode)
0
0
0
0
–
0
1
1
DacAuto1
DacAuto2
DacStep2
ThrMD1
RngL1
RngL2
Bit 6
1
0
0
0
–
0
1
1
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ThrMD0
OUT2
Bit 5
0
0
0
0
–
–
Serial Number – Byte 3 (MSB)
Serial Number – Byte 0 (LSB)
Chip Identification Code
Serial Number – Byte 2
Serial Number – Byte 1
DacStep1
EnCh1
Hyst1
Hyst2
Bit 4
Default Value
1
0
0
1
Power-Down Timeout (6-bit value)
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x08
0x86
0x08
0x86
DacValue1 (6-bit value)
DacValue2 (6-bit value)
EnCh2
OUT1
Bit 3
0
1
0x00
0x00
0x00
ThrSettling1 (4-bit value)
ThrSettling2 (4-bit value)
C1/C2
Bit 2
MD2
0
0
0x0B
0x0B
RDY2
Bit 1
MD1
1
0
RDY1
Bit 0
MD0
1
1