Linear Technology LTC2440CGN, High Speed Delta Sigma ADC, (req DC590) DC570A DC570A 데이터 시트
제품 코드
DC570A
LTC2440
2
2440fd
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
Supply Voltage (V
CC
) to GND ....................... –0.3V to 6V
Analog Input Pins Voltage
to GND ...................................... –0.3V to (V
to GND ...................................... –0.3V to (V
CC
+ 0.3V)
Reference Input Pins Voltage
to GND ...................................... –0.3V to (V
to GND ...................................... –0.3V to (V
CC
+ 0.3V)
Digital Input Voltage to GND ......... –0.3V to (V
CC
+ 0.3V)
Digital Output Voltage to GND ....... –0.3V to (V
CC
+ 0.3V)
Operating Temperature Range
LTC2440C ............................................... 0°C to 70°C
LTC2440I ............................................. –40°C to 85°C
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
LTC2440C ............................................... 0°C to 70°C
LTC2440I ............................................. –40°C to 85°C
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
(Notes 1,2)
TOP VIEW
GN PACKAGE
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
GND
V
CC
REF
+
REF
–
IN
+
IN
–
SDI
GND
GND
BUSY
f
O
SCK
SDO
CS
EXT
GND
T
JMAX
= 125°C,
θ
JA
= 110°C/W
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2440CGN#PBF
LTC2440CGN#TRPBF
2440
Narrow 16-Lead SSOP
0°C to 70°C
LTC2440IGN#PBF
LTC2440IGN#TRPBF
2440I
Narrow 16-Lead SSOP
–40°C to 85°C
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
Consult LTC Marketing for information on non-standard 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/
ELECTRICAL CHARACTERISTICS
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Resolution (No Missing Codes)
0.1V ≤ V
REF
≤ V
CC
, –0.5 • V
REF
≤ V
IN
≤ 0.5 • V
REF
, (Note 5)
l
24
Bits
Integral Nonlinearity
V
CC
= 5V, REF
+
= 5V, REF
–
= GND, V
INCM
= 2.5V, (Note 6)
REF
+
= 2.5V, REF
–
= GND, V
INCM
= 1.25V, (Note 6)
l
5
3
3
15
ppm of V
REF
ppm of V
REF
Offset Error
2.5V ≤ REF
+
≤ V
CC
, REF
–
= GND, GND ≤ IN
+
= IN
–
≤ V
CC
(Note 12)
l
2.5
5
μV
Offset Error Drift
2.5V ≤ REF
+
≤ V
CC
, REF
–
= GND, GND ≤ IN
+
= IN
–
≤ V
CC
20
nV/ °C
Positive Full-Scale Error
REF
+
= 5V, REF
–
= GND, IN
+
= 3.75V, IN
–
= 1.25V
REF
+
= 2.5V, REF
–
= GND, IN
+
= 1.875V, IN
–
= 0.625V
l
l
10
10
10
30
50
50
ppm of V
REF
ppm of V
REF
Positive Full-Scale Error Drift
2.5V ≤ REF
+
≤ V
CC
, REF
–
= GND, IN
+
= 0.75REF
+
, IN
–
= 0.25 • REF
+
0.2
ppm of V
REF
/°C
Negative Full-Scale Error
REF
+
= 5V, REF
–
= GND, IN
+
= 1.25V, IN
–
= 3.75V
REF
+
= 2.5V, REF
–
= GND, IN
+
= 0.625V, IN
–
= 1.875V
l
l
10
10
10
30
50
50
ppm of V
REF
ppm of V
REF
Negative Full-Scale Error Drift
2.5V ≤ REF
+
≤ V
CC
, REF
–
= GND, IN
+
= 0.25 • REF
+
, IN
–
= 0.75 • REF
+
0.2
ppm of V
REF
/°C
Total Unadjusted Error
5V ≤ V
CC
≤ 5.5V, REF
+
= 2.5V, REF
–
= GND, V
INCM
= 1.25V
5V ≤ V
CC
≤ 5.5V, REF
+
= 5V, REF
–
= GND, V
INCM
= 2.5V
REF
+
= 2.5V, REF
–
= GND, V
INCM
= 1.25V, (Note 6)
15
15
15
15
15
ppm of V
REF
ppm of V
REF
ppm of V
REF
Input Common Mode Rejection DC 2.5V ≤ REF
+
≤ V
CC
, REF
–
= GND, GND ≤ IN
–
= IN
+
≤ V
CC
120
dB
The
l
denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. (Notes 3, 4)