Linear Technology LTC2439CGN-1, 8-Channel Differential 16-Bit ADC (req DC590) DC790A DC790A Fiche De Données
Codes de produits
DC790A
LTC2439-1
27
24391fa
OUTPUT DATA RATE (READINGS/SEC)
0
10 20 30 40 50 60 70 80 90 100
OFFSET ERROR (LSB)
24361 F24
30
15
0
T
A
= 85
°C
V
CC
= 5V
REF
+
= 5V
REF
–
= GND
V
INCM
= 2.5V
V
IN
= 0V
F
O
= EXTERNAL OSCILLATOR
T
A
= 25
°C
OUTPUT DATA RATE (READINGS/SEC)
0
10 20 30 40 50 60 70 80 90 100
+FS ERROR (LSB)
24361 F25
420
360
300
240
180
120
60
0
T
A
= 85
°C
V
CC
= 5V
REF
+
= 5V
REF
–
= GND
IN
+
= 3.75V
IN
–
= 1.25V
F
O
= EXTERNAL OSCILLATOR
T
A
= 25
°C
OUTPUT DATA RATE (READINGS/SEC)
0
10 20 30 40 50 60 70 80 90 100
–FS ERROR (LSB)
24361 F26
0
60
120
180
240
300
360
420
T
A
= 85
°C
V
CC
= 5V
REF
+
= 5V
REF
–
= GND
IN
+
= 1.25V
IN
–
= 3.75V
F
O
= EXTERNAL OSCILLATOR
T
A
= 25
°C
OUTPUT DATA RATE (READINGS/SEC)
0
10 20 30 40 50 60 70 80 90 100
RESOLUTION (BITS)
24361 F27
17
16
15
14
13
12
T
A
= 85
°C
V
CC
= 5V
REF
+
= 5V
REF
–
= GND
V
INCM
= 2.5V
V
IN
= 0V
F
O
= EXTERNAL OSCILLATOR
RESOLUTION = LOG
2
(V
REF
/NOISE
RMS
)
T
A
= 25
°C
OUTPUT DATA RATE (READINGS/SEC)
0
10 20 30 40 50 60 70 80 90 100
RESOLUTION (BITS)
24361 F28
18
16
14
12
10
8
T
A
= 85
°C
V
CC
= 5V
REF
+
= 5V
REF
–
= GND
V
INCM
= 2.5V
–2.5V < V
IN
< 2.5V
F
O
= EXTERNAL OSCILLATOR
RESOLUTION = LOG
2
(V
REF
/INL
MAX
)
T
A
= 25
°C
OUTPUT DATA RATE (READINGS/SEC)
0
10 20 30 40 50 60 70 80 90 100
OFFSET ERROR (LSB)
24361 F29
16
8
0
V
REF
= 5V
V
CC
= 5V
REF
+
= GND
V
INCM
= 2.5V
V
IN
= 0V
F
O
= EXTERNAL OSCILLATOR
T
A
= 25
°C
V
REF
= 2.5V
Figure 24. Offset Error vs Output
Data Rate and Temperature
Figure 25. +FS Error vs Output
Data Rate and Temperature
Figure 26. –FS Error vs Output
Data Rate and Temperature
Figure 27. Resolution (Noise
RMS
≤ 1LSB)
vs Output Data Rate and Temperature
Figure 28. Resolution (INL
MAX
≤ 1LSB)
vs Output Data Rate and Temperature
Figure 29. Offset Error vs Output
Data Rate and Reference Voltage
Data Rate and Reference Voltage
U
PACKAGE DESCRIPTIO
GN Package
28-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641)
.150 – .157**
(3.810 – 3.988)
(3.810 – 3.988)
.386 – .393*
(9.804 – 9.982)
GN28 (SSOP) 0502
1
2
3
4
5
6
7
8
9 10 11 12
.229 – .244
(5.817 – 6.198)
20
21
22
23
24
25
26
27
28
19 18 17
13 14
1615
.016 – .050
(0.406 – 1.270)
.015
± .004
(0.38
± 0.10)
× 45°
0
° – 8° TYP
.0075 – .0098
(0.191 – 0.249)
.053 – .069
(1.351 – 1.748)
.008 – .012
(0.203 – 0.305)
.004 – .009
(0.102 – 0.249)
.0250
(0.635)
BSC
.033
(0.838)
REF
.254 MIN
RECOMMENDED SOLDER PAD LAYOUT
.150 – .165
.0250 TYP
.0165
±.0015
.045
±.005
*DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
**DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
INCHES
(MILLIMETERS)
NOTE:
1. CONTROLLING DIMENSION: INCHES
1. CONTROLLING DIMENSION: INCHES
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
APPLICATIO S I FOR ATIO
W
U
U
U
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.