MAX1377ATP+ Maxim Integrated Products, MAX1377ATP+ Datasheet - Page 5

IC ADC 12BIT 1.25MSPS DL 20-TQFN

MAX1377ATP+

Manufacturer Part Number
MAX1377ATP+
Description
IC ADC 12BIT 1.25MSPS DL 20-TQFN
Manufacturer
Maxim Integrated Products
Datasheet

Specifications of MAX1377ATP+

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 2.048 V or External
Supply Voltage (max)
3.3 V
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ELECTRICAL CHARACTERISTICS—MAX1379 (continued)
(V
T
Track-and-Hold Acquisition Time
Aperture Delay
Aperture-Delay Matching
Aperture Jitter
External Clock Frequency
ANALOG INPUTS (AIN1A, AIN1B, AIN2A, AIN2B)
Input Range
Differential Input Range
Absolute Voltage Range
DC Leakage Current
Input Impedance
Input Capcitance
EXTERNAL REFERENCE (REFSEL = 1)
Absolute Input Voltage Range
Input Capacitance
DC Leakage Current
Input Current
INTERNAL REFERENCE (REFSEL = 0)
Reference Voltage Level
Load Regulation
Voltage Temperature Coefficient
DIGITAL INPUTS (SCLK, CNVST, U/B, S/D, SEL, REFSEL)
Input-Voltage Low
Input-Voltage High
Input Leakage Current
DIGITAL OUTPUT (DOUT1, DOUT2)
Output Load Capacitance
Output-Voltage Low
Output-Voltage High
Output Leakage Current
POWER REQUIREMENTS
Analog Supply Voltage
Digital Supply Voltage
MIN
AVDD
Dual, 12-Bit, 1.25Msps Simultaneous-Sampling
to T
= 4.75V to 5.25V, V
MAX
PARAMETER
, unless otherwise noted. Typical values are at T
_______________________________________________________________________________________
L
= 3V, f
SCLK
SYMBOL
C
AVDD
f
V
t
SCLK
V
DOUT
V
ACQ
V
V
I
V
REF
I
OL
OH
OL
= 20MHz (50% duty cycle), V
IL
IH
IL
L
(Note 5)
U/B = 0, V
U/B = 1, V
At each analog input
Time averaged at maximum throughput rate
I
I
For stated timing performance
I
I
High-impedance mode (Figure 9)
SOURCE
SINK
SINK
SOURCE
= 0 to 50µA
= 5mA
= 0 to 1mA
= 1mA, V
ADCs with Serial Interface
AIN_A
AIN_A
A
= +25°C.)
CONDITIONS
- RGND
- V
L
AIN_B
≥ 2.7V
REF
= 4.096V, REFSEL = V
-V
4.086
0.7 x
MIN
0.5V
4.25
V
REF
1.0
1.8
V
L
0
0
L
L
, S/D = DGND, C
-
/2
±50.0
4.096
±0.2
TYP
125
800
5.0
30
34
16
50
2
2
1
1
+ V
+ 0.05
AVDD
AVDD
AVDD
4.106
0.3 x
MAX
V
5.25
±10
R E F
0.4
±1
±1
20
V
30
REF
REF
L
/2
= 1µF; T
ppm/
mV/mA
UNITS
MHz
µA
kΩ
pF
pF
µA
µA
µA
pF
µA
ns
ns
ns
ps
V
V
V
V
V
V
V
V
V
V
o
A
C
5
=

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