Linear Technology LTC2983 - Typical Application; Related Parts

LTC2983
72
2983fc
For more information www.linear.com/LTC2983
 LINEAR TECHNOLOGY CORPORATION 2014
LT 0116 REV C• PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/LTC2983
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER DESCRIPTION COMMENTS
LTC2984 Multi-Sensor High Accuracy Digital
Temperature Measurement System with
EEPROM
Pin/Software Compatible Version of LTC2983 with Integrated EEPROM
LTC2990 Quad I
2
C Temperature, Voltage and
Current Monitor
Remote and Internal Temperatures, 14-Bit Voltages and Current, Internal 10ppm/°C
Reference
LTC2991 Octal I
2
C Voltage, Current, Temperature
Monitor
Remote and Internal Temperatures, 14-Bit Voltages and Current, Internal 10ppm/°C
Reference
LTC2995 Temperature Sensor and Voltage
Monitor with Alert Outputs
Monitors Temperature and Two Voltages, Adjustable Thresholds, Open Drain Alert Outputs,
Temperature to Voltage Output with Integrated 1.8V Reference, ±1°C (Max) Accuracy
LTC2996 Temperature Sensor with Alert Outputs Monitors Temperature, Adjustable Thresholds, Open Drain Alert Outputs, Temperature to
Voltage Output with Integrated 1.8V Reference, ±1°C (Max) Accuracy
LTC2997 Remote/Internal Temperature Sensor Temperature to Voltage Output with Integrated 1.8V Reference, ±1°C (Max) Accuracy
LTC2943 20V I
2
C Coulomb Counter Monitors Charge, Current, Voltage and Temperature with 1% Accuracy. Works with Any
Battery Chemistry and Capacity
Figure 42. Universal Inputs Allow Common Hardware Sharing for Thermocouples, Diodes,
Thermistors, 3-Wire RTDs, and 4-Wire RTDs
2983 F42
1
4
R
SENSE
THERMISTOR
THERMOCOUPLE
3-WIRE RTD 4-WIRE RTD
SHARE WITH ALL
FOUR SETS OF SENSORS
2
3
3
1
1
2
2
CH3
CH2
CH1
0.1µF
10µF
10µF
2.85V TO 5.25V
LTC2983
CH4
CH5
CH6
42
36
21
20
19
18
17 48
47
46
13
14
11
43
37
2, 4, 6, 8, 45
1, 3, 5, 7, 9, 12, 15, 44
16
41
40
39
38
CS
RESET
SDI
SDO
SCK
CH7 TO CH2022 TO 35
THREE MORE SETS
OF UNIVERSAL
SENSOR INPUTS
(OPTIONAL DRIVE
LOW TO RESET)
SPI INTERFACE
COM
V
DD
V
REFOUT
V
REFP
Q1
Q2
Q3
1µF
V
REF_BYP
1µF
LDO
10µF
INTERRUPT
GND