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LTC2420CS8 数据表(PDF) 2 Page - Linear Technology

部件名 LTC2420CS8
功能描述  20-Bit uPower No Latency ADC in SO-8
PDF  12 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC2420CS8 数据表(HTML) 2 Page - Linear Technology

  LTC2420CS8 Datasheet HTML 1Page - Linear Technology LTC2420CS8 Datasheet HTML 2Page - Linear Technology LTC2420CS8 Datasheet HTML 3Page - Linear Technology LTC2420CS8 Datasheet HTML 4Page - Linear Technology LTC2420CS8 Datasheet HTML 5Page - Linear Technology LTC2420CS8 Datasheet HTML 6Page - Linear Technology LTC2420CS8 Datasheet HTML 7Page - Linear Technology LTC2420CS8 Datasheet HTML 8Page - Linear Technology LTC2420CS8 Datasheet HTML 9Page - Linear Technology Next Button
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LTC2420
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Resolution (No Missing Codes)
0.1V
≤ VREF ≤ VCC, (Note 5)
q
20
Bits
Integral Nonlinearity
VREF = 2.5V (Note 6)
q
4
10
ppm of VREF
VREF = 5V (Note 6)
q
8
20
ppm of VREF
Integral Nonlinearity (Fast Mode)
VREF = 5V, VREF = 2.5V, 100 Samples/Second, fO = 2.048MHz
q
40
250
ppm of VREF
Offset Error
2.5V
≤ VREF ≤ VCC
q
0.5
10
ppm of VREF
Offset Error (Fast Mode)
2.5V < VREF < 5V, 100 Samples/Second, fO = 2.048MHz
3
ppm of VREF
Offset Error Drift
2.5V
≤ VREF ≤ VCC
0.04
ppm of VREF/°C
Full-Scale Error
2.5V
≤ VREF ≤ VCC
q
4
10
ppm of VREF
Full-Scale Error (Fast Mode)
2.5V < VREF < 5V, 100 Samples/Second, fO = 2.048MHz
10
ppm of VREF
Full-Scale Error Drift
2.5V
≤ VREF ≤ VCC
0.04
ppm of VREF/°C
Total Unadjusted Error
VREF = 2.5V
8
ppm of VREF
VREF = 5V
16
ppm of VREF
Output Noise
VIN = 0V (Note 13)
6
µVRMS
Output Noise (Fast Mode)
VREF = 5V, 100 Samples/Second, fO = 2.048MHz
20
µVRMS
Normal Mode Rejection 60Hz
±2%
(Note 7)
q
110
130
dB
Normal Mode Rejection 50Hz
±2%
(Note 8)
q
110
130
dB
Power Supply Rejection, DC
VREF = 2.5V, VIN = 0V
100
dB
Power Supply Rejection, 60Hz
±2% VREF = 2.5V, VIN = 0V, (Note 7)
110
dB
Power Supply Rejection, 50Hz
±2% VREF = 2.5V, VIN = 0V, (Note 8)
110
dB
ORDER PART NUMBER
Consult factory for Military grade parts.
S8 PART MARKING
(Notes 1, 2)
Supply Voltage (VCC) to GND.......................–0.3V to 7V
Analog Input Voltage to GND ....... – 0.3V to (VCC + 0.3V)
Reference Input Voltage to GND .. – 0.3V to (VCC + 0.3V)
Digital Input Voltage to GND ........ – 0.3V to (VCC + 0.3V)
Digital Output Voltage to GND ..... – 0.3V to (VCC + 0.3V)
Operating Temperature Range
LTC2420C ............................................... 0
°C to 70°C
LTC2420I ............................................ – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
TJMAX = 125°C, θJA = 130°C/W
LTC2420CS8
LTC2420IS8
2420
2420I
The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4)
ABSOLUTE MAXIMUM RATINGS
PACKAGE/ORDER INFORMATION
CONVERTER CHARACTERISTICS
1
2
3
4
8
7
6
5
TOP VIEW
FO
SCK
SDO
CS
VCC
VREF
VIN
GND
S8 PACKAGE
8-LEAD PLASTIC SO



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