MAX1274BCTC

Manufacturer Part NumberMAX1274BCTC
DescriptionAnalog to Digital Converters - ADC
ManufacturerMaxim Integrated
MAX1274BCTC datasheet
 

Specifications of MAX1274BCTC

Number Of Channels1ArchitectureSAR
Conversion Rate1800 KSPsResolution12 bit
Input TypeDifferentialSnr70 dB
Interface TypeQSPI, Serial (SPI, Microwire)Operating Supply Voltage4.75 V to 5.25 V
Maximum Operating Temperature+ 70 CPackage / CaseTQFN EP
Maximum Power Dissipation1349 mWMinimum Operating Temperature0 C
Number Of Converters1Voltage Reference5.25 V
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1.8Msps, Single-Supply, Low-Power,
(V
= +5V, V
= V
, V
= 4.096V, f
DD
L
DD
REF
at T
= +25°C)
A
TWO-TONE IMD PLOT (MAX1274)
0
-20
f
IN1
-40
-60
-80
-100
-120
-140
0
200
ANALOG INPUT FREQUENCY (kHz)
V
/V
FULL POWER-DOWN
DD
L
SUPPLY CURRENT vs. TEMPERATURE
1.0
0.8
V
0.6
V
0.4
0.2
V
L
0
-40
-15
TEMPERATURE (°C)
V
SUPPLY CURRENT
DD
vs. TEMPERATURE
12
9
6
PARTIAL POWER-DOWN
f
= 28.8MHz
3
SCLK
0
-40
-15
TEMPERATURE (°C)
_______________________________________________________________________________________
True-Differential, 12-Bit ADCs
Typical Operating Characteristics (continued)
= 28.8MHz, T
= -40°C to +85°C, unless otherwise noted. Typical values are measured
SCLK
A
TWO-TONE IMD PLOT (MAX1275)
0
f
f
= 32MHz
= 2Msps
SAMPLE
SCLK
f
= 32MHz
f
= 250.039kHz
SCLK
IN1
-20
f
f
= 250.039kHz
= 300.059kHz
IN1
IN2
f
= 300.059kHz
IN2
-40
IMD = -84.23dB
f
IN2
-60
-80
-100
-120
-140
400
600
800
1000
0
SUPPLY CURRENT vs. TEMPERATURE
200
V
150
, f
= 28.8MHz
DD
SCLK
100
, f
= 0
DD
SCLK
50
, f
= 0
SCLK
0
10
35
60
85
-40
12
CONVERTING
f
= 28.8MHz
SCLK
9
6
3
0
0
10
35
60
85
f
= 2Msps
SAMPLE
f
= 32MHz
SCLK
f
= 250.039kHz
IN1
f
f
= 300.059kHz
IN1
IN2
IMD = -81.82dB
f
IN2
200
400
600
800
1000
ANALOG INPUT FREQUENCY (kHz)
V
PARTIAL/FULL POWER-DOWN
L
= 5V, f
= 28.8MHz
L
SCLK
V
= 3V, f
= 28.8MHz
L
SCLK
-15
10
35
60
85
TEMPERATURE (°C)
V
SUPPLY CURRENT
DD
vs. CONVERSION RATE
500
1000
1500
2000
f
(kHz)
SAMPLE
7