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| LTC2404 Datasheet, PDF (2/36 Pages) Linear Technology – 4-/8-Channel 24-Bit uPower No Latency ADCs | |||
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LTC2404/LTC2408
ABSOLUTE MAXIMUM RATINGS
(Notes 1, 2)
Supply Voltage (VCC) to GND .......................â 0.3V to 7V
Analog Input Voltage to GND ....... â 0.3V to (VCC + 0.3V)
Reference Input Voltage to GND .. â 0.3V to (VCC + 0.3V)
Digital Input Voltage to GND ........ â 0.3V to (VCC + 0.3V)
Digital Output Voltage to GND ..... â 0.3V to (VCC + 0.3V)
Operating Temperature Range
LTC2404C/LTC2408C .............................. 0°C to 70°C
LTC2404I/LTC2408I ........................... â 40°C to 85°C
Storage Temperature Range ................. â 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
PACKAGE/ORDER INFORMATION
TOP VIEW
GND 1
VCC 2
VREF 3
ADCIN 4
GND 5
COM 6
MUXOUT 7
VCC 8
CH0 9
CH1 10
CH2 11
CH3 12
NC 13
NC 14
28 GND
27 GND
26 FO
25 SCK
24 SDO
23 CSADC
22 GND
21 DIN
20 CSMUX
19 CLK
18 GND
17 NC
16 GND
15 NC
G PACKAGE
28-LEAD PLASTIC SSOP
TJMAX = 125°C, θJA = 130°C/W
Consult factory for Military grade parts.
ORDER
PART NUMBER
LTC2404CG
LTC2404IG
TOP VIEW
GND 1
VCC 2
VREF 3
ADCIN 4
GND 5
COM 6
MUXOUT 7
VCC 8
CH0 9
CH1 10
CH2 11
CH3 12
CH4 13
CH5 14
28 GND
27 GND
26 FO
25 SCK
24 SDO
23 CSADC
22 GND
21 DIN
20 CSMUX
19 CLK
18 GND
17 CH7
16 GND
15 CH6
G PACKAGE
28-LEAD PLASTIC SSOP
TJMAX = 125°C, θJA = 130°C/W
ORDER
PART NUMBER
LTC2408CG
LTC2408IG
CONVERTER CHARACTERISTICS The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4)
PARAMETER
Resolution (No Missing Codes)
Integral Nonlinearity
Offset Error
Offset Error Drift
Full-Scale Error
Full-Scale Error Drift
Total Unadjusted Error
Output Noise
Normal Mode Rejection 60Hz ±2%
CONDITIONS
2.5V ⤠VREF ⤠VCC, (Note 5)
VREF = 2.5V (Note 6)
VREF = 5V (Note 6)
2.5V ⤠VREF ⤠VCC
2.5V ⤠VREF ⤠VCC
2.5V ⤠VREF ⤠VCC
2.5V ⤠VREF ⤠VCC
VREF = 2.5V
VREF = 5V
VIN = 0V (Note 13)
(Note 7)
MIN TYP MAX
q 24
q
2
10
q
4
15
q
0.5
2
0.01
q
4
10
0.02
5
10
1.5
q 110
130
UNITS
Bits
ppm of VREF
ppm of VREF
ppm of VREF
ppm of VREF/°C
ppm of VREF
ppm of VREF/°C
ppm of VREF
ppm of VREF
µVRMS
dB
2
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