MAX1225ETC Maxim Integrated, MAX1225ETC Datasheet - Page 7
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MAX1225ETC
Manufacturer Part Number
MAX1225ETC
Description
Analog to Digital Converters - ADC
Manufacturer
Maxim Integrated
Datasheet
1.MAX1224ETC-T.pdf
(18 pages)
Specifications of MAX1225ETC
Number Of Channels
1
Architecture
SAR
Conversion Rate
1.5 MSPs
Resolution
12 bit
Input Type
Differential
Snr
No
Interface Type
3-Wire, Microwire, QSPI, Serial, SPI
Operating Supply Voltage
3 V
Maximum Operating Temperature
+ 85 C
Package / Case
TQFN EP
Maximum Power Dissipation
1349 mW
Minimum Operating Temperature
- 40 C
Number Of Converters
1
Voltage Reference
External
(V
values are measured at T
DD
= +3V, V
L
= V
DD
_______________________________________________________________________________________
, V
-100
-100
-120
-140
-50
-60
-70
-80
-90
100
-20
-40
-60
-80
75
50
25
A
0
0
REF
-40
10
= +25°C)
0
SUPPLY CURRENT vs. TEMPERATURE
V
= 2.048V, f
TWO-TONE IMD PLOT (MAX1225)
V
L
TOTAL HARMONIC DISTORTION
= 1.8V, f
L
125
f
IN1
ANALOG INPUT FREQUENCY (kHz)
PARTIAL/FULL POWER-DOWN
-15
vs. SOURCE IMPEDANCE
1.5Msps, Single-Supply, Low-Power,
f
SOURCE IMPEDANCE (Ω)
IN
SCLK
= 500kHz
250
TEMPERATURE (°C)
10
= 24MHz
SCLK
100
375
V
f
L
IN2
= 3V, f
= 24MHz, f
f
35
IN
f
f
IMD = -85.2dB
= 100kHz
500
IN1
IN2
Typical Operating Characteristics (continued)
SCLK
= 250.102kHz
= 299.966kHz
True-Differential, 12-Bit ADCs
= 24MHz
60
625
SAMPLE
1000
750
85
= 1.5Msps, T
-100
-120
-140
-20
-40
-60
-80
1.0
0.8
0.6
0.4
0.2
9
6
3
0
0
0
V
-40
-40
0
DD
SUPPLY CURRENT vs. TEMPERATURE
SUPPLY CURRENT vs. TEMPERATURE
TWO-TONE IMD PLOT (MAX1224)
A
125
f
V
V
IN1
ANALOG INPUT FREQUENCY (kHz)
-15
L
-15
= -40°C to +85°C, unless otherwise noted. Typical
DD
, NO SCLK
/V
TEMPERATURE (°C)
250
L
TEMPERATURE (°C)
FULL POWER-DOWN
PARTIAL POWER-DOWN
10
10
V
DD
CONVERSION
375
, f
f
SCLK
IN2
35
35
= 24MHz
f
f
IMD = -88.4dB
500
IN1
IN2
V
DD
= 250.102kHz
= 299.966kHz
, NO SCLK
60
60
625
750
85
85
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