MAX1421ECM+D Maxim Integrated Products, MAX1421ECM+D Datasheet - Page 4

• 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

12-Bit, 40Msps, 3.3V, Low-Power ADC
with Internal Reference
4
ELECTRICAL CHARACTERISTICS (continued)
(V
f
by design and characterization. Typical values are at T
CLK
DIGITAL INPUTS (CLK, CLK, OE, PD)
Differential Reference Voltage
Range
CML Input Voltage Range
REFP Input Voltage Range
REFN Input Voltage Range
Input Logic-High
Input Logic-Low
Input Current
Input Capacitance
DIGITAL OUTPUTS (D0–D11)
Output Logic-High
Output Logic-Low
Three-State Leakage
Three-State Capacitance
POWER REQUIREMENTS
Analog Supply Voltage
Digital Supply Voltage
Analog Supply Current
Analog Supply Current with
Internal Reference in Shutdown
Analog Shutdown Current
Digital Supply Current
Digital Shutdown Current
Power Dissipation
Power-Supply Rejection Ratio
TIMING CHARACTERISTICS
Clock Frequency
Clock High
Clock Low
AVDD
_______________________________________________________________________________________
= 40MHz (50% duty cycle), digital output load C
= V
PARAMETER
DVDD
= 3.3V, AGND = DGND = 0, V
SYMBOL
V
V
V
V
I
I
V
V
P
PSRR
DVDD
AVDD
f
V
V
AVDD
DVDD
REFN
REFP
V
CLK
t
V
DISS
t
DIFF
CML
CH
CL
OH
OL
IH
IL
(Note 6)
CLK, CLK
PD
OE
I
I
REFIN = AGND
PD = DV
PD = DV
Analog power
(Note 9)
Figure 5
Figure 5, clock period 25ns
Figure 5, clock period 25ns
OH
OL
IN
= -200µA
= 200µA
L
A
≈ 10pF, T
= ±1.024V, differential input voltage at -0.5dB FS, internal reference,
= +25°C.)
DD
DD
CONDITIONS
A
≥ +25°C guaranteed by production test, T
V
V
3.135
0.7
MIN
DVDD
DVDD
- 0.5
-20
-20
-10
2.7
0.1
0
✕
V
V
V
V
±10%
±10%
DIFF
DIFF
1.024
CML
±330
TYP
1.65
12.5
12.5
CML
188
3.3
3.3
5.5
10
52
50
±1
2
A
/ 2
/ 2
< +25°C guarnateed
+
-
V
V
3.465
MAX
0.3
40.0
DVDD
+20
+20
DVDD
+10
214
0.5
3.6
65
63
20
20
✕
UNITS
mV/V
MHz
mW
mA
mA
mA
µA
pF
µA
pF
µA
µA
ns
ns
V
V
V
V
V
V
V
V
V
V