ADIS16250 Analog Devices, ADIS16250 Datasheet - Page 7

• Manufacturer Part Number: ADIS16250
• Description: Programmable Low Power Gyroscope
• Manufacturer: Analog Devices

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PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Table 4. Pin Function Descriptions
Pin No.
1
2
3
4
5, 6
7
8, 9, 10, 11
12
13
14
15
16, 17
18, 19
20
1
RECOMMENDED LAYOUT
S = supply; O = output; I = input.
Mnemonic
SCLK
DOUT
DIN
CS
DIO0, DIO1
RST
DNC
AUX DAC
AUX ADC
RATE
FILT
VCC
COM
VREF
Type
I
O
I
I
I/O
I
–
O
I
O
I
S
S
O
1
Descriptions
SPI, Serial Clock.
SPI, Data Output.
SPI, Data Input.
SPI, Chip Select, Active Low.
Multifunction Digital Input/Output Pin.
Reset, Active Low. This resets the sensor signal conditioning circuit and initiates a start-up sequence.
Do Not Connect.
Auxiliary DAC Analog Output Voltage.
Auxiliary ADC Analog Input Voltage.
Analog Rate Signal Output (uncalibrated).
Analog Amplifier Summing Junction. This is used for setting the analog bandwidth. See Analog
Bandwidth section for more details.
5.0 V Power Supply.
Common. Reference point for all circuitry in the ADIS16250.
Precision Reference Output.
0.500 BSC 2×
DOUT
SCLK
DIO0
DIN
CS
Figure 6. Recommended Pad Layout
1
2
3
4
5
VREF
DIO1 RST
Figure 5. Pin Configuration
20
DNC = DO NOT CONNECT
6
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POSITIVE OUTPUT
COM
19
ADIS16250
(Not To Scale)
7
ROTATIONAL
DIRECTION
TOP VIEW
9.673 BSC 20×
COM VCC VCC
DNC
18
0.973 BSC 4×
8
DNC
17
9
DNC
10
16
15
14
13
12
11
FILT
RATE
AUX
ADC
AUX
DAC
DNC
ADIS16250