SPT8100SIT データシートの表示（PDF） - Signal Processing Technologies
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SPT8100SIT Datasheet PDF : 10 Pages
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PIN ASSIGNMENTS
AGND 1
DGND 2
DVDD
3
DVDD
4
OGND 5
ODVDD
6
CLK 7
OE 8
D0 (LSB) 9
D1 10
D2 11
33 RDY
32 N/C
31 N/C
30
RS
29
AGND
28
AVDD
27
GS2
26 N/C
25 OVR
24 D15 (MSB)
23 D14
PIN FUNCTIONS
Pin Name Description
AGND Analog ground
DGND Digital ground
DVDD
Digital +5.0 V supply
OGND Ground for digital I/O
ODVDD Digital outputs supply (+3.3/5 V)
CLK
Master reference clock
OE
Output enable (active high)
D0–D15 Data output bits; D0 is LSB; D15 is MSB
OVR
Overrange indicator bit (active high)
N/C
No connect
GS[2:0] 3-bit PGA gain setting control inputs
AVDD
Analog +5.0 V supply
RS
Resets internal state of chip (active low)
RDY
Initialization in progress indicator; RDY goes
low during reset initialization. Chip is ready for
normal operation when RDY is high.
BIASC
External bias capacitor connection
BIASR
External bias resistor connection
VRT, VRB ADC reference voltage outputs
VCM
Common mode reference voltage output
VIN+, VIN– Analog inputs to the PGA
ORDERING INFORMATION
PART NUMBER
SPT8100SIT
TEMPERATURE RANGE
–40 to +85 °C
PACKAGE
44L LQFP
Signal Processing Technologies, Inc. reserves the right to change products and specifications without notice. Permission is hereby expressly
granted to copy this literature for informational purposes only. Copying this material for any other use is strictly prohibited.
WARNING – LIFE SUPPORT APPLICATIONS POLICY – SPT products should not be used within Life Support Systems without the specific
written consent of SPT. A Life Support System is a product or system intended to support or sustain life which, if it fails, can be reasonably
expected to result in significant personal injury or death.
Signal Processing Technologies believes that ultrasonic cleaning of its products may damage the wire bonding, leading to device
failure. It is therefore not recommended, and exposure of a device to such a process will void the product warranty.
SPT
10
SPT8100
5/12/00
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