SPT9712 Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
SPT9712 Datasheet PDF : 7 Pages
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PIN ASSIGNMENTS
D6 5
D7 6
D8 7
D9 8
D10 9
D11 10
(LSB) D12 11
PLCC
25 Analog VEE
24 RSet
23 N/C
22 Ref GND
21 Digital VEE
20 Ref Out
19 Control Amp In
PIN FUNCTIONS
Name
Function
Out+
Analog Current Output
Out–
Complementary Analog Current Output
D1–D12
Digital Input Bits (D12 is the LSB)
Latch Enable Latch Control Line
Ref In
Voltage Reference Input
Ref Out
Internal Voltage Reference Output
Normally Connected to Control Amp In
Ref GND
Ground Return For Internal Voltage
Reference and Amplifier
Control Amp In Normally Connected to Ref Out If Not
Connected to External Reference
Control Amp Out Output of Internal Control Amplifier
Normally Connected to Ref In
RSet1
Connection for External Resistance
Reference When Using Internal Amplifier
Nominally 7.5 kΩ
Analog Return Analog Return Ground
Analog VEE
Digital VEE
Analog Negative Supply (–5.2 V)
Digital Negative Supply (–5.2 V)
DGND
Digital Ground Return
N/C
Not Connected
1Full-Scale Current Out = 128 (Control Amp In / RSet)
ORDERING INFORMATION
PART NUMBER
SPT9712AIP
SPT9712BIP
DNL/INL
±0.75/±1.0
±1.25/±1.5
TEMPERATURE RANGE
–40 to +85 °C
–40 to +85 °C
PACKAGE
28L PLCC
28L PLCC
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.
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© Copyright 2002 Fairchild Semiconductor Corporation
SPT9712
7
2/15/01
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