LTC2439-1 Linear Technology, LTC2439-1 Datasheet - Page 2

• Manufacturer Part Number: LTC2439-1
• Description: 8-/16-Channel 16-Bit No Latency Delta-Sigma ADC
• Manufacturer: Linear Technology

ABSOLUTE AXI U RATI GS
(Notes 1, 2)
ELECTRICAL CHARACTERISTICS
LTC2439-1
Supply Voltage (V
Analog Input Voltage to GND ....... – 0.3V to (V
Reference Input Voltage to GND .. – 0.3V to (V
Digital Input Voltage to GND ........ – 0.3V to (V
Digital Output Voltage to GND ..... – 0.3V to (V
Operating Temperature Range
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
temperature range, otherwise specifications are at T
PARAMETER
Resolution (No Missing Codes)
Integral Nonlinearity
Offset Error
Offset Error Drift
Positive Full-Scale Error
Positive Full-Scale Error Drift
Negative Full-Scale Error
Negative Full-Scale Error Drift
Total Unadjusted Error
Output Noise
2
LTC2439-1C ............................................ 0 C to 70 C
LTC2439-1I ........................................ – 40 C to 85 C
CC
W
) to GND .......................– 0.3V to 7V
CONDITIONS
0.1V V
4.5V V
5V V
REF
2.5V REF
GND IN
2.5V REF
GND IN
2.5V REF
IN
2.5V REF
IN
2.5V REF
IN
2.5V REF
IN
5V V
5V V
REF
5V V
GND IN
W W
+
+
+
+
= 0.75REF
= 0.75REF
= 0.25 • REF
= 0.25 • REF
+
+
= 2.5V, REF
= 2.5V, REF
CC
CC
CC
CC
REF
CC
+
+
–
+
= IN
+
= IN
+
+
+
+
= IN
5.5V, REF
5.5V, REF
5.5V, REF
5.5V, REF
5.5V, REF
+
+
V
V
V
V
V
V
V
, IN
, IN
–
–
+
CC
CC
CC
CC
CC
CC
+
CC
+
–
–
, IN
, IN
, –0.5 • V
, REF
, REF
, REF
, REF
, REF
, REF
–
–
= GND, V
V
V
= GND, V
5V (Note 12)
= 0.25 • REF
= 0.25 • REF
CC
CC
–
–
+
+
+
+
= 0.75 • REF
= 0.75 • REF
, (Notes 12,15)
= 5V, REF
= 2.5V, REF
= 5V, REF
= 5V, V
+
–
–
–
–
–
–
U
= 2.5V, REF
= GND,
= GND,
= GND,
= GND,
= GND,
= GND,
A
CC
CC
CC
CC
REF
= 25 C. (Notes 3, 4)
INCM
INCM
REF
+ 0.3V)
+ 0.3V)
+ 0.3V)
+ 0.3V)
+
+
–
–
V
= 1.25V, (Notes 6, 15)
= 1.25V, (Note 6)
The
– = GND,
(Note 15)
IN
= GND, V
= GND, V
+
+
–
(Note 15)
= GND, V
–
= GND, V
0.5 • V
denotes specifications which apply over the full operating
INCM
INCM
REF
INCM
PACKAGE/ORDER I FOR ATIO
Consult LTC Marketing for parts specified with wider operating temperature ranges.
INCM
, (Note 5)
= 2.5V, (Note 6)
= 2.5V
= 1.25V
= 1.25V, (Note 6)
CH10
CH11
CH12
CH13
CH14
CH15
REF
REF
COM
CH8
CH9
V
NC
NC
CC
+
–
T
JMAX
28-LEAD PLASTIC SSOP
10
11
12
13
14
1
2
3
4
5
6
7
8
9
= 125 C,
GN PACKAGE
TOP VIEW
JA
= 110 C/W
MIN
28
27
26
25
24
23
22
21
20
19
18
17
16
15
16
CH7
CH6
CH5
CH4
CH3
CH2
CH1
CH0
SDI
F
SCK
SDO
CS
GND
O
U
0.06
0.12
0.30
0.16
0.03
0.16
0.03
0.20
0.20
0.25
TYP
10
5
1
MAX
1.25
1.25
1.25
20
LTC2439-1CGN
LTC2439-1IGN
W
ORDER PART
NUMBER
ppm of V
ppm of V
UNITS
REF
REF
U
nV/ C
V
24391f
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
RMS
Bits
/ C
/ C
V