MAX1280 Maxim, MAX1280 Datasheet - Page 4

• Manufacturer Part Number: MAX1280
• Description: MAX1280 Evaluation System
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS—MAX1281
(V
+2.5V at REF, REFADJ = V
Serial 12-Bit ADCs with Internal Reference
4
ELECTRICAL CHARACTERISTICS—MAX1280 (continued)
(V
+2.5V at REF, REFADJ = V
400ksps/300ksps, Single-Supply, Low-Power, 8-Channel,
POWER SUPPLY
DC ACCURACY (Note 1)
DYNAMIC SPECIFICATIONS (75kHz sine-wave input, 2.5Vp-p, 300ksps, 4.8MHz clock, bipolar input mode)
Positive Supply Voltage
(Note 9)
Supply Current
Supply Current
Power-Supply Rejection
Resolution
Relative Accuracy (Note 2)
Differential Nonlinearity
Offset Error
Gain Error (Note 3)
Gain-Error Temperature
Coefficient
Channel-to-Channel Offset-
Error Matching
Signal-to-Noise plus
Distortion Ratio
Total Harmonic Distortion
Spurious-Free Dynamic
Range
Intermodulation Distortion
Channel-to-Channel Crosstalk
(Note 4)
Full-Power Bandwidth
Full-Linear Bandwidth
DD1
DD1
_______________________________________________________________________________________
= V
= V
PARAMETER
PARAMETER
DD2
DD2
= +2.7V to +3.6V, COM = GND, f
= +4.5V to +5.5V, COM = GND, f
DD1
DD1
, T
, T
A
SYMBOL
SYMBOL
A
I
SINAD
VDD1 +
= T
SFDR
V
I
= T
V
DNL
THD
VDD2
IMD
PSR
INL
DD1
DD2
MIN
MIN
,
to T
to T
No missing codes over temperature
Up to the 5th harmonic
f
f
-3dB point
SINAD > 68dB
V
V
V
IN1
IN
MAX
MAX
DD1
DD2
DD1
= 150kHz, V
= 73kHz, f
SCLK
, unless otherwise noted. Typical values are at T
SCLK
, unless otherwise noted. Typical values are at T
=
= 5.5V
= V
DD2
= 4.8MHz, 50% duty cycle, 16 clocks/conversion cycle (300ksps), external
= 6.4MHz, 50% duty cycle, 16 clocks/conversion cycle (400ksps), external
= 5V ±10%, midscale input
IN2
Operating mode (Note 10)
Reduced-power mode (Note 11)
Fast power-down (Note 11)
Full power-down (Note 11)
IN
CONDITIONS
CONDITIONS
= 2.5Vp-p
= 77kHz
MIN
MIN
12
4.5
A
A
= +25°C.)
= +25°C.)
±1.6
±0.2
TYP
±0.5
250
TYP
-81
-78
70
80
76
2.5
1.3
0.9
3
2
MAX
±1.0
±1.0
±6.0
±6.0
MAX
±2.0
5.5
4.0
2.0
1.5
10
ppm/°C
UNITS
UNITS
MHz
LSB
LSB
LSB
LSB
LSB
kHz
Bits
mA
dB
dB
dB
dB
dB
mV
µA
V