LTC2435CGN Linear Technology, LTC2435CGN Datasheet - Page 2

• Manufacturer Part Number: LTC2435CGN
• Description: IC ADC DIFF I/REF 20BIT 16-SSOP
• Manufacturer: Linear Technology

Specifications of LTC2435CGN

• Number Of Bits: 20
• Sampling Rate (per Second): 15
• Data Interface: MICROWIRE™, Serial, SPI™
• Number Of Converters: 2
• Power Dissipation (max): 1mW
• Voltage Supply Source: Single Supply
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP (0.150", 3.90mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

LTC2435/LTC2435-1
ABSOLUTE AXI U RATI GS
Supply Voltage (V
Analog Input Pins Voltage to GND ...–0.3V to (V
Reference Input Pins Voltage
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
PARAMETER
Resolution (No Missing Codes) 0.1V ≤ V
Integral Nonlinearity
Offset Error
Offset Error Drift
Positive Gain Error
Positive Gain Error Drift
Negative Gain Error
Negative Gain Error Drift
Output Noise
(Notes 1, 2)
ORDER I FOR ATIO
LEAD FREE FINISH
LT2435CGN#PBF
LT2435IGN#PBF
LT2435-1CGN#PBF
LT2435-1IGN#PBF
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on nonstandard lead based finish parts.
For more information on lead free part marking, go to:
For more information on tape and reel specifications, go to:
temperature range, otherwise specifications are at T
2
ELECTRICAL CHARACTERISTICS
LTC2435C/LTC2435-1C ........................... 0°C to 70°C
LTC2435I/LTC2435-1I ........................ – 40°C to 85°C
to GND .................................... – 0.3V to (V
U
CC
W
) to GND .......................– 0.3V to 7V
TAPE AND REEL
LTC2435CGN#TRPBF
LTC2435CGN#TRPBF
LTC2435-1CGN#TRPBF
LTC2435-1IGN#TRPBF
W
CONDITIONS
5V ≤ V
5V ≤ V
2.7V ≤ V
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
GND ≤ IN
W W
+
+
+
+
= 0.75REF
= 0.75REF
= 0.25 • REF
= 0.25 • REF
CC
CC
CC
REF
CC
≤ 5.5V, REF
≤ 5.5V, REF
+
+
≤ 5.5V, REF
–
+
= IN
+
= IN
+
+
+
+
= IN
≤ 5.5V, REF
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
≤ V
U
+
+
, IN
, IN
–
–
+
CC
CC
CC
CC
CC
CC
+
CC
+
≤ V
≤ V
≤ V
, IN
, IN
, –0.5 • V
, REF
, REF
, REF
, REF
, REF
, REF
–
–
CC
CC
= 0.25 • REF
= 0.25 • REF
CC
–
–
http://www.linear.com/leadfree/
+
+
+
= 0.75 • REF
= 0.75 • REF
, (Note 14)
, (Note 13)
= 2.5V, REF
= 5V, REF
= 5V, REF
+
–
–
–
–
–
–
= 2.5V, REF
U
= GND,
= GND,
= GND,
= GND,
= GND,
= GND,
http://www.linear.com/tapeandreel/
A
PART MARKING
2435
2435I
24351
24351I
CC
CC
CC
REF
CC
= 25°C. (Notes 3, 4)
≤ V
+ 0.3V)
+ 0.3V)
+ 0.3V)
+ 0.3V)
+
+
–
–
The
IN
= GND, V
–
+
+
= GND,
= GND, V
–
≤ 0.5 • V
= GND, V
●
denotes specifications which apply over the full operating
INCM
REF
INCM
PI CO FIGURATIO
INCM
, (Note 5)
= 2.5V, (Note 6)
U
PACKAGE DESCRIPTION
16-Lead Plastic SSOP
16-Lead Plastic SSOP
16-Lead Plastic SSOP
16-Lead Plastic SSOP
= 1.25V, (Note 6)
= 1.25V, (Note 6)
U
REF
REF
GND
GND
GND
V
IN
IN
CC
+
–
+
–
T
●
●
●
●
●
16-LEAD PLASTIC SSOP
JMAX
1
2
3
4
5
6
7
8
= 125°C, θ
GN PACKAGE
MIN
TOP VIEW
20
JA
= 95°C/W
TYP
100
0.1
0.1
10
10
10
2
3
2
4
U
16
15
14
13
12
11
10
9
TEMPERATURE RANGE
0°C to 70°C
–40°C to 85°C
0°C to 70°C
–40°C to 125°C
GND
GND
F
SCK
SDO
CS
GND
GND
O
MAX
20
25
25
5
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
ppm of V
μV
UNITS
24351fb
REF
REF
nV/°C
RMS
Bits
mV
REF
REF
REF
REF
/°C
REF
/°C