MAX1142BCAP Maxim Integrated, MAX1142BCAP Datasheet - Page 7

• Manufacturer Part Number: MAX1142BCAP
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1142BCAP

• Number Of Channels: 1
• Architecture: SAR
• Conversion Rate: 200 KSPs
• Resolution: 14 bit
• Input Type: Single-Ended
• Snr: 82 dB
• Interface Type: QSPI, Serial (SPI, Microwire)
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Operating Temperature: + 70 C
• Package / Case: SSOP-20
• Maximum Power Dissipation: 640 mW
• Minimum Operating Temperature: 0 C
• Number Of Converters: 1
• Voltage Reference: 4.096 V

1.010
1.005
0.995
0.990
(MAX1142/MAX1143, AV
lar input, external REF = +4.096V, 0.22µF bypassing on REFADJ, 2.2µF on REF, 1µF on CREF, T
1
-40
-20
NORMALIZED REF VOLTAGE
vs. TEMPERATURE
TEMPERATURE ( C)
0
20
_______________________________________________________________________________________
14-Bit ADC, 200ksps, +5V Single-Supply
40
DD
120
110
100
90
80
70
60
50
40
30
20
10
0
60
= DV
0.1
DD
80
= +5V , f
FREQUENCY (kHz)
1
SFDR PLOT
SCLK
-110
-120
Typical Operating Characteristics (continued)
-20
-40
-60
-80
f
0
SAMPLE
0
= 4.8MHz, external clock (50% duty cycle), 24-clocks/conversion (200ksps), bipo-
10
9
= 200kHz
18
27 36 45 54 63 72 81 90 99
FREQUENCY (kHz)
100
FFT PLOT
f
f
SAMPLE
IN
-100
-110
-10
-20
-30
-40
-50
-60
-70
-80
-90
= 5kHz
0
0.1
= 200kHz
FREQUENCY (kHz)
1
THD PLOT
with Reference
f
SAMPLE
100
A
90
80
70
60
50
40
30
20
10
10
0
= 25°C, unless otherwise noted.)
0.1
= 200kHz
100
FREQUENCY (kHz)
1
SINAD PLOT
f
SAMPLE
10
= 200kHz
100
7