MAX1278ETC-T Maxim Integrated, MAX1278ETC-T Datasheet - Page 6

• Manufacturer Part Number: MAX1278ETC-T
• Description: Analog to Digital Converters - ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1278ETC-T

• Number Of Channels: 1
• Architecture: SAR
• Conversion Rate: 1800 KSPs
• Resolution: 12 bit
• Input Type: Differential
• Snr: 70 dB
• Interface Type: QSPI, Serial (SPI, Microwire)
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TQFN EP
• Maximum Power Dissipation: 1349 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1
• Voltage Reference: 4.096 V

1.8Msps, Single-Supply, Low-Power, True-
Differential, 12-Bit ADCs with Internal Reference
(V
meas- ured at T
6
DD
_______________________________________________________________________________________
= +5V, V
L
A
= V
= +25°C.)
DD
72.00
71.75
71.50
71.25
71.00
-100
-120
-140
, f
-20
-40
-60
-80
95
93
91
89
87
85
0
SCLK
100
100
0
f
SINAD = 71.2dB
SNR = 71.3dB
THD = -95.5dB
SFDR = 90.5dB
IN
vs. INPUT FREQUENCY (MAX1278)
= 500kHz
= 28.8MHz, f
SFDR vs. INPUT FREQUENCY
150
ANALOG INPUT FREQUENCY (kHz)
ANALOG INPUT FREQUENCY (kHz)
ANALOG INPUT FREQUENCY (kHz)
DYNAMIC PERFORMANCE
MAX1278
200
200
FFT PLOT (MAX1278)
SINAD
300
SNR
300
MAX1276
300
450
SAMPLE
600
Typical Operating Characteristics (continued)
400
400
= 1.8Msps, T
750
500
500
900
A
= -40°C to +85°C unless otherwise noted. Typical values are
-100
-100
-120
-140
-50
-60
-70
-80
-90
-86
-88
-90
-92
-94
-96
-20
-40
-60
-80
0
100
10
0
f
SINAD = 71.0dB
SNR = 71.1dB
THD = -87.1dB
SFDR = 90.2dB
IN
= 500kHz
TOTAL HARMONIC DISTORTION
150
THD vs. INPUT FREQUENCY
ANALOG INPUT FREQUENCY (kHz)
ANALOG INPUT FREQUENCY (kHz)
vs. SOURCE IMPEDANCE
200
SOURCE IMPEDANCE (Ω)
FFT PLOT (MAX1276)
f
IN
300
= 500kHz
MAX1278
100
300
450
f
IN
= 100kHz
600
400
MAX1276
750
1000
500
900