SPT7851SIT 데이터 시트보기 (PDF) - Fairchild Semiconductor
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SPT7851SIT Datasheet PDF : 8 Pages
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PIN ASSIGNMENTS
GND 1
CLK
2
N/C 3
VDD3
4
VDD2 5
VDD2 6
VDD1
7
VDD1
8
VDD1
9
VREF–
10
VREF+
11
PIN FUNCTIONS
33 D8
32 D9 (MSB)
31 GND
30 GND
29 GND
28 GND
27
GND
26 GND
25 GND
24 GND
23 GND
Name
VIN+, VIN–
VREF+, VREF–
CLK
VCM
Bias 1
Bias 2
D0 – D9
GND
VDD1
VDD2
VDD3
N/C
DNC
Function
Analog Inputs
External Reference Inputs
Input Clock
Common Mode Output Voltage
(1.65 V typ)
Bias Current (90 µA typ)
Bias Current (9.5 µA typ)
Digital Outputs (D0 = LSB)
Analog Ground
Analog Power Supply
Digital Power Supply
Digital Output Power Supply
No Connect Pins. Recommended to
connect to analog ground.
Do Not Connect Pins; leave floating.
ORDERING INFORMATION
PART NUMBER
SPT7851SIT
TEMPERATURE RANGE
–40 to +85 °C
PACKAGE TYPE
44L TQFP
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
SPT7851
8
8/1/00
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