AS5140 AB austriamicrosystems, AS5140 AB Datasheet - Page 4

• Manufacturer Part Number: AS5140 AB
• Description: BOARD ADAPTER AS5140
• Manufacturer: austriamicrosystems

Specifications of AS5140 AB

• Sensor Type: Magnetic, Rotary Position
• Sensing Range: 360°
• Interface: Serial
• Voltage - Supply: 5V
• Embedded: No
• Utilized Ic / Part: AS5140
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS compliant by exemption
• Sensitivity: -
• Other names: AS5140H AB; AS5140H AB

AS5140H
Data Sheet - P i n A s s i g n m e n t s
4 Pin Assignments
Figure 2. Pin Assignments (Top View)
4.1 Pin Descriptions
The following table shows the description of each pin of the standard SSOP16 package (Shrink Small Outline Package, 16 leads, body size:
5.3mm x 6.2mmm; See
Table 1. Pin Descriptions
www.austriamicrosystems.com/AS5140H
MagDECn
Pin Name
A_LSB_U
MagINCn
Index_ W
B_Dir_V
Prog
VSS
CLK
CSn
NC
DO
Figure
2).
Pin Number
MagDECn
A_LSB_U
MagINCn
Index_W
B_Dir_V
10
11
1
2
3
4
5
6
7
8
9
Prog
VSS
NC
Magnet Field Magnitude Increase. Active low. Indicates a distance reduction between the
magnet and the device surface.
Magnet Field Magnitude Decrease. Active low. Indicates a distance increase between the
device and the magnet.
Mode1.x: Quadrature A channel
Mode2.x: Least Significant Bit
Mode3.x: U signal (phase1)
Mode1.x: Quadrature B channel quarter period shift to channel A
Mode2.x: Direction of Rotation
Mode3.x: V signal (phase2)
For internal use. Must be left unconnected.
Mode1.x and Mode2.x: Index signal indicates the absolute zero position
Mode3.x: W signal (phase3)
Negative Supply Voltage (GND).
OTP Programming Input and Data Input for Daisy Chain mode. Internal pull-down
resistor (~74kΩ). May be connected to VSS if programming is not used.
Data Output of Synchronous Serial Interface.
SSI Clock Input. Schmitt-Trigger input.
Chip Select. Active low; Schmitt-Trigger input, internal pull-up resistor (~50kΩ) connect to
VSS in incremental mode
1
2
3
4
5
6
7
8
Revision 1.4
(see Incremental Power-up Lock Option on page 16)
16
15
12
10
14
13
11
9
Description
CSn
CLK
DO
PWM_LSB
VDD3V3
NC
NC
VDD5V
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