SPT8100SIT View Datasheet(PDF) - Fairchild Semiconductor
Part Name
Description
Manufacturer
SPT8100SIT Datasheet PDF : 10 Pages
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PIN ASSIGNMENTS
AGND 1
DGND 2
DVDD
3
DVDD
4
OGND 5
OVDD
6
CLK 7
OE 8
D0 (LSB) 9
D1 10
D2 11
PIN FUNCTIONS
Pin Name Description
AGND Analog ground
DGND Digital ground
33 RDY
DVDD
Digital +5.0 V supply
32 N/C
OGND Ground for digital I/O
31 N/C
OVDD
Digital outputs supply (+3.3/5 V)
30
RS
CLK
Master reference clock
29
AGND
OE
Output enable (active high)
28
AVDD
27
GS2
D0–D15 Data output bits; D0 is LSB; D15 is MSB
OVR
Overrange indicator bit (active high)
26 N/C
N/C
No connect
25 OVR
GS[2:0]
24 D15 (MSB) AVDD
23 D14
RS
RDY
3-bit PGA gain setting control inputs
Analog +5.0 V supply
Resets internal state of chip (active low)
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
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO
IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR
USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR
THE RIGHTS OF OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS
WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein:
1. Life support devices or systems are devices or systems which, (a) are
intended for surgical implant into the body, or (b) support or sustain life,
and whose failure to perform, when properly used in accordance with
instructions for use provided in the labeling, can be reasonably
expected to result in a significant injury to the user.
2. A critical component is any component of a life support device or
system whose failure to perform can be reasonably expected to cause
the failure of the life support device or system, or to affect its safety or
effectiveness.
www.fairchildsemi.com
© Copyright 2002 Fairchild Semiconductor Corporation
SPT8100
10
1/9/02
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