MAX1379ATP+ Maxim Integrated Products, MAX1379ATP+ Datasheet - Page 4

• Manufacturer Part Number: MAX1379ATP+
• Description: IC ADC 12BIT 1.25MSPS DL 20-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX1379ATP+

• Number Of Bits: 12
• Sampling Rate (per Second): 1.25M
• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 2
• Power Dissipation (max): 40mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-WQFN, Exposed Pad
• Number Of Adc Inputs: 2
• Architecture: SAR
• Conversion Rate: 1.25 MSPs
• Resolution: 10 bit
• Interface Type: Dual Serial
• Voltage Reference: Internal 4.096 V or External
• Supply Voltage (max): 5 V
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Dual, 12-Bit, 1.25Msps Simultaneous-Sampling
ADCs with Serial Interface
ELECTRICAL CHARACTERISTICS—MAX1377 (continued)
(V
1µF; T
ELECTRICAL CHARACTERISTICS—MAX1379
(V
T
4
Analog Supply Current
Average Static Supply Current
Digital Supply Current
Power-Supply Rejection
DC ACCURACY
Resolution
Relative Accuracy
Differential Nonlinearity
Offset Error
Offset-Error Matching
Gain Error
Gain-Error Matching
Gain Temperature Coefficient
DC Input Isolation
DYNAMIC SPECIFICATIONS (f
Signal-to-Noise Plus Distortion
Signal-to-Noise Ratio
Total Harmonic Distortion
Spurious-Free Dynamic Range
Intermodulation Distortion
Full-Power Bandwidth
Full-Linear Bandwidth
CONVERSION RATE (Figure 6)
Minimum Conversion Time
Maximum Throughput Rate
Minimum Throughput Rate for
Full Bandwidth Signal
MIN
AVDD
AVDD
_______________________________________________________________________________________
to T
A
= 2.7V to 3.6V, V
= T
= 4.75V to 5.25V, V
MAX
PARAMETER
PARAMETER
MIN
, unless otherwise noted. Typical values are at T
to T
MAX
, unless otherwise noted. Typical values are at T
L
= 1.8V to AVDD, f
L
= 3V, f
IN
= 500kHz , 4V
SCLK
SYMBOL
SYMBOL
SINAD
I
t
SFDR
AVDD
CONV
DNL
SNR
THD
PSR
IMD
INL
I
VL
= 20MHz (50% duty cycle), V
SCLK
P-P
Normal operation
Partial power-down mode (Note 5)
Full power-down mode (Note 5)
f
V
(Note 1)
(Note 2)
(Note 2)
AIN1A to AIN1B, AIN2A to AIN2B
AIN1A to AIN2A, AIN1B to AIN2B
Unipolar
Bipolar
Unipolar
Bipolar
Up to the 5th harmonic
f
-3dB point
(S/N + D) > 68dB, 1V input
16 clock cycles per conversion (Note 3)
Dual-output mode, S/D = 0
Single-output mode, S/D = 1
(Note 4)
SCLK
IN1
AVDD
= 20MHz (50% duty cycle), V
sine wave, 1.25Msps, 20MHz f
= 103.5kHz, f
= 20MHz, V
= 3V ±10%, full-scale input
A
= +25°C.)
CONDITIONS
CONDITIONS
IN2
L
= 3V, C
= 113.5kHz
A
REF
= +25°C.)
= 4.096V, REFSEL = V
L
= 30pF
REF
SCLK
= 2.048V, REFSEL = V
)
0.625
-1.25
MIN
1.25
MIN
12
69
70
70
70
10
-1
L
, S/D = DGND, C
±0.2
TYP
TYP
-84
-84
-78
±2
13
80
80
70
71
71
72
2
1
8
1
5
1
L
, S/D = DGND, C
+1.25
MAX
MAX
1.5
-76
-76
±3
0.8
15
10
+1
±8
±9
±6
±9
REF
5
= 1µF; T
ppm/
UNITS
UNITS
Msps
MHz
MHz
ksps
LSB
LSB
LSB
LSB
LSB
LSB
Bits
mA
mA
mA
mV
µA
dB
dB
dB
dB
dB
dB
µs
REF
o
A
C
=
=