AD7153 Analog Devices, AD7153 Datasheet - Page 16
![no-image](/images/manufacturer_photos/0/0/56/analog_devices_sml.jpg)
AD7153
Manufacturer Part Number
AD7153
Description
12-Bit Capacitance-to-Digital Converter (1 Capacitance Input Channel)
Manufacturer
Analog Devices
Datasheet
1.AD7152.pdf
(24 pages)
Specifications of AD7153
Resolution (bits)
12bit
# Chan
1
Sample Rate
200SPS
Interface
I²C/Ser 2-Wire,Ser
Analog Input Type
Capacitive
Ain Range
±0.25 pF to ±2 pF Diff,0.5 pF to 4 pF SE
Adc Architecture
Sigma-Delta
Pkg Type
SOP
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AD7153BRMZ
Manufacturer:
ADI
Quantity:
1 000
Company:
Part Number:
AD7153BRMZ
Manufacturer:
ST
Quantity:
306
Company:
Part Number:
AD7153BRMZ-REEL
Manufacturer:
ADI
Quantity:
1 000
AD7152/AD7153
CAP SETUP REGISTERS
Address 0x0B for Channel 1
Address 0x0E Channel 2 (AD7152 Only)
Default Value 0x00
Table 10. CAP Setup Register Bit Map
Bit
Mnemonic
Default
Table 11. CAP Setup Register Bit Descriptions
Bit
7
6
5
4 to 0
CONFIGURATION REGISTER
Address Pointer 0x0F
Default Value 0x00
Table 12. Configuration Register Bit Map
Bit
Mnemonic
Default
Table 13. Configuration Register Bit Descriptions
Bit
7 to 5
4
3
2
1
0
Mnemonic
Range 1
Range 0
CAPDIFF
N/A
Mnemonic
N/A
Ch1en
Ch2en
MD2
MD1
MD0
Bit 7
Range 1
0
Bit 7
Unused
0
Description
Capacitive input range and mode setup
Range 1
0
0
1
1
These bits must be 0 for proper operation
Description
These bits must be 0 for proper operation
Ch2en = 1 enables Channel 1 for single conversion, continuous conversion, or calibration
Ch2en = 1 enables Channel 2 for single conversion, continuous conversion, or calibration
Converter mode of operation setup
MD2
0
0
0
0
1
1
1
1
Bit 6
Unused
0
Range 0
0
1
0
1
MD1
0
0
1
1
0
0
1
1
Bit 6
0
Range 0
CAPDIFF = 1 (Differential Mode)
±1 pF
±0.25 pF
±0.5 pF
±2 pF
Bit 5
Unused
0
MD0
0
1
0
1
0
1
0
1
Rev. 0 | Page 16 of 24
Bit 5
CAPDIFF
0
Mode
Idle
Continuous conversion
Single conversion
Power-down
N/A
Capacitance system offset calibration
Capacitance system gain calibration
N/A
Bit 4
Ch1en
0
Bit 4
Unused
0
Capacitive Input Range
Bit 3
Ch2en
0
Bit 3
Unused
0
CAPDIFF = 0 (Single-Ended Mode)
2 pF
0.5 pF
0.25 pF
4 pF
Bit 2
0
MD2
Bit 2
Unused
0
Bit 1
MD1
0
Bit 1
Unused
0
Bit 0
MD0
0
Bit 0
Unused
0