MAX1421ECM+D Maxim Integrated Products, MAX1421ECM+D Datasheet - Page 3

• Manufacturer Part Number: MAX1421ECM+D
• Description: IC ADC 12BIT 40MSPS 48LQFP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1421ECM+D

• Number Of Bits: 12
• Sampling Rate (per Second): 40M
• Data Interface: Parallel
• Number Of Converters: 1
• Power Dissipation (max): 214mW
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(V
f
by design and characterization. Typical values are at T
CLK
Differential Gain
Differential Phase
ANALOG INPUTS (INP, INN, CML)
Input Resistance
Input Capacitance
Common-Mode Input Level
(Note 5)
Common-Mode Input Voltage
Range (Note 5)
Differential Input Range
Small-Signal Bandwidth
Large-Signal Bandwidth
Overvoltage Recovery
INTERNAL REFERENCE (REFIN bypassed with 0.22µF in parallel with 1nF)
Common-Mode Reference Input
Voltage
Positive Reference Voltage
Range
Negative Reference Voltage
Range
Differential Reference Voltage
Range
Differential Reference
Temperature Coefficient
EXTER N AL R EF ER EN C E (V
REFIN Input Resistance
REFIN Input Capacitance
REFIN Reference Input Voltage
Differential Reference Voltage
EXTERNAL REFERENCE (V
REFP, REFN, CML Input Current
REFP, REFN, CML Input
Capacitance
AVDD
= 40MHz (50% duty cycle), digital output load C
= V
PARAMETER
DVDD
= 3.3V, AGND = DGND = 0, V
_______________________________________________________________________________________
12-Bit, 40Msps, 3.3V, Low-Power ADC
REFIN
REFIN
= 2.048V)
FPBW
= AGND, reference voltage applied to REFP, REFN, and CML)
SYMBOL
BW
V
REFTC
V
V
V
V
V
V
V
OVR
CMVR
REFIN
C
REFN
C
C
DG
R
V
REFP
R
DP
CML
CML
DIFF
DIFF
I
IN
-3dB
IN
IN
IN
IN
IN
IN
-3dB
Either input to ground
Either input to ground
V
(Note 7)
(Note 7)
1.5
At CML
At REFP
At REFN
(Note 6)
(Note 8)
(Note 6)
INP
IN
✕
L
A
- V
FS input
≈ 10pF, T
= ±1.024V, differential input voltage at -0.5dB FS, internal reference,
= +25°C.)
INN
(Note 6)
CONDITIONS
A
with Internal Reference
≥ +25°C guaranteed by production test, T
V
0.92
REFIN
-200
MIN
5
2
✕
/
+ 0.512
V
- 0.512
V
±V
V
±0.25
1.024
2.048
±10%
V
V
V
× 0.5
±100
REFIN
✕
TYP
32.5
±5%
±5%
AVDD
400
150
AVDD
±1
CML
CML
CML
10
15
4
DIFF
1
0.5
2
A
< +25°C guarnateed
/
V
1.08
REFIN
+200
MAX
2
✕
/
degrees
ppm/°C
UNITS
Clock
Cycle
MHz
MHz
kΩ
pF
kΩ
pF
µA
pF
%
V
V
V
V
V
V
V
V
V
3