ltc2484 Linear Technology Corporation, ltc2484 Datasheet - Page 40

• Manufacturer Part Number: ltc2484
• Description: 24-bit Delta Sigma Adc With Easy Drive Input Current Cancellation
• Manufacturer: Linear Technology Corporation

RELATED PARTS
TYPICAL APPLICATIO
LTC2484
PART NUMBER
LTC1050
LT1236A-5
LT1460
LTC2400
LTC2401/LTC2402
LTC2404/LTC2408
LTC2410
LTC2411/LTC2411-1 24-Bit, No Latency ∆Σ ADCs with Differential Inputs in MSOP
LTC2413
LTC2415/
LTC2415-1
LTC2414/LTC2418
LTC2420
LTC2430/LTC2431
LTC2435/LTC2435-1 20-Bit, No Latency ∆Σ ADCs with 15Hz Output Rate
LTC2440
LTC2480
LTC2482
40
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
(OMEGA MPJ-K-F)
THERMOCOUPLE
TYPE K
DESCRIPTION
Precision Chopper Stabilized Op Amp
Precision Bandgap Reference, 5V
Micropower Series Reference
24-Bit, No Latency ∆Σ ADC in SO-8
1-/2-Channel, 24-Bit, No Latency ∆Σ ADCs in MSOP
4-/8-Channel, 24-Bit, No Latency ∆Σ ADCs
with Differential Inputs
24-Bit, No Latency ∆Σ ADC with Differential Inputs
24-Bit, No Latency ∆Σ ADC with Differential Inputs
24-Bit, No Latency ∆Σ ADCs with 15Hz Output Rate
8-/16-Channel 24-Bit, No Latency ∆Σ ADCs
20-Bit, No Latency ∆Σ ADC in SO-8
20-Bit, No Latency ∆Σ ADCs with Differential Inputs
High Speed, Low Noise 24-Bit ∆Σ ADC
16-Bit, No Latency ∆Σ ADC with PGA/Temperature Sensor
16-Bit, No Latency ∆Σ ADC
JACK
●
FAX: [phone]
ISOTHERMAL
R6
5k
R2
2k
5V
1
2
3
U
CONTRAST
●
Figure 44. Complete Type K Thermocouple Meter
www.linear.com
(OPIREX DMC162488
2 × 16 CHARACTER
4
5
GND D0
LCD DISPLAY
OR SIMILAR)
IN
IN
+
–
V
5V
CC
GND
LTC2484
REF
D1 D2 D3
8
3
GND
V
5V
CC
2
11
SDO
SCK
SDI
RW
CS
D7
D6
D5
D4
EN
RS
F
CALIBRATE
O
C8
1µF
6
9
7
1
10
2
1
C7
0.1µF
DOWN
R3
10k
COMMENTS
No External Components 5µV Offset, 1.6µV
0.05% Max Initial Accuracy, 5ppm/°C Drift
0.075% Max Initial Accuracy, 10ppm/°C Max Drift
0.3ppm Noise, 4ppm INL, 10ppm Total Unadjusted Error, 200µA
0.6ppm Noise, 4ppm INL, 10ppm Total Unadjusted Error, 200µA
0.3ppm Noise, 4ppm INL, 10ppm Total Unadjusted Error, 200µA
0.8µV
1.45µV
Simultaneous 50Hz/60Hz Rejection (LTC2411-1)
Simultaneous 50Hz/60Hz Rejection, 800nV
Pin Compatible with the LTC2410
0.2ppm Noise, 2ppm INL, 3ppm Total Unadjusted Errors 200µA
1.2ppm Noise, 8ppm INL, Pin Compatible with LTC2400
2.8µV Noise, SSOP-16/MSOP Package
3ppm INL, Simultaneous 50Hz/60Hz Rejection
3.5kHz Output Rate, 200mV Noise, 24.6 ENOBs
Pin Compatible with LTC2484
Pin Compatible with LTC2484
R4
10k
5V
RMS
UP
R5
10k
RMS
Noise, 2ppm INL
Noise, 4ppm INL,
18
17
16
15
14
13
12
11
28
27
26
25
24
23
22
21
7
6
5
4
3
2
RC7
RC6
RC5
RC4
RC3
RC2
RC1
RC0
RB7
RB6
RB5
RB4
RB3
RB2
RB1
RB0
RA5
RA4
RA3
RA2
RA1
RA0
PIC16F73
© LINEAR TECHNOLOGY CORPORATION 2005
MCLR
OSC1
OSC2
V
2484 F44
V
V
DD
SS
SS
LT 0307 REV A • PRINTED IN THE USA
20
9
10
1
9
19
10k
6MHz
R1
Y1
C6
0.1µF
BAT54
RMS
P-P
D1
5V
Noise
Noise
5V
2484fa