Datasheet

LTC2450-1
2
24501fc
PIN CONFIGURATIONABSOLUTE MAXIMUM RATINGS
Supply Voltage (V
CC
) ...................................–0.3V to 6V
Analog Input Voltage (V
IN
) ........... –0.3V to (V
CC
+ 0.3V)
Digital Input Voltage ..................... –0.3V to (V
CC
+ 0.3V)
Digital Output Voltage .................. –0.3V to (V
CC
+ 0.3V)
Operating Temperature Range
LTC2450C-1 ............................................. 0°C to 70°C
LTC2450I-1 ..........................................–40°C to 85°C
Storage Temperature Range ...................–65°C to 150°C
(Notes 1, 2)
PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No missing codes) (Note 3)
l
16 Bits
Integral Nonlinearity (Note 4)
l
210 LSB
Offset Error
l
0.5 2 mV
Offset Error Drift 0.02 LSB/°C
Gain Error
l
0.01 0.02 % of FS
Gain Error Drift 0.02 LSB/°C
Transition Noise 1.4 μV
RMS
The l denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. (Note 2)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
IN
Input Voltage Range
l
0V
CC
C
IN
IN Sampling Capacitance 0.35 pF
I
DC_LEAK
(V
IN
) IN DC Leakage Current V
IN
= GND (Note 5)
V
IN
= V
CC
(Note 5)
l
l
–10
–10
1
1
10
10
nA
nA
I
CONV
Input Sampling Current (Note 9) 50 nA
The l denotes the specifi cations which apply over the full operating temperature range,otherwise
specifi cations are at T
A
= 25°C.
Lead Free Finish
TAPE AND REEL (MINI) TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC2450CDC-1#TRMPBF LTC2450CDC-1#TRPBF LDBZ
6-Lead (2mm × 2mm) Plastic DFN
0°C to 70°C
LTC2450IDC-1#TRMPBF LTC2450IDC-1#TRPBF LDBZ
6-Lead (2mm × 2mm) Plastic DFN
–40°C to 85°C
TRM = 500 pieces. *Temperature grades are identifi ed by a label on the shipping container.
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
Consult LTC Marketing for information on lead based fi nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/
TOP VIEW
V
CC
V
IN
GND
DC PACKAGE
6-LEAD
(
2mm × 2mm
)
PLASTIC DFN
4
5
7
6
3
2
1
SCK
SDO
CS
T
JMAX
= 125°C,
JA
= 102°C/W
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
ELECTRICAL CHARACTERISTICS
ANALOG INPUT