MAX1272CUA+ Maxim Integrated, MAX1272CUA+ Datasheet - Page 3

• Manufacturer Part Number: MAX1272CUA+
• Description: Analog to Digital Converters - ADC FAULT-PROTECTED 12-BIT ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1272CUA+

• Rohs: yes
• Number Of Channels: 1
• Architecture: SAR
• Conversion Rate: 87 KSPs
• Resolution: 12 bit
• Input Type: Single-Ended
• Snr: Yes
• Interface Type: QSPI, Serial (SPI, Microwire)
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Operating Temperature: + 70 C
• Package / Case: uMAX
• Maximum Power Dissipation: 727 mW
• Minimum Operating Temperature: 0 C
• Number Of Converters: 1
• Voltage Reference: Internal, External

ELECTRICAL CHARACTERISTICS (continued)
(V
50% duty cycle, C
Small-Signal Bandwidth
Input Voltage Range
(Tables 2, 3)
Input Current
Input Capacitance
INTERNAL REFERENCE
REF Output Voltage
REF Output Tempco
Output Short-Circuit Current
Load Regulation
Capacitive Bypass at REF
REFERENCE INPUT (Reference buffer disabled, reference input applied to REF)
Input Voltage Range
DD
= 4.75V to 5.25V, unipolar/bipolar input range, external reference mode, V
PARAMETERS
LOAD
_______________________________________________________________________________________
= 50pF, T
with Software-Selectable Input Range
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
SYMBOL
TC V
BW
V
V
I
REF
IN
-3dB
IN
REF
±10V (MAX1272) or ±V
range
±5V (MAX1272) or ±V
range
0 to 10V (MAX1272) or 0 to V
range
0 to 5V (MAX1272) or 0 to V
(MAX1273) range
Unipolar
Bipolar
Unipolar
Bipolar
T
MAX127_ C
MAX127_ E
REF shorted to GND
0 to 0.5mA output current
A
= +25°C
Fault-Protected, 12-Bit ADCs
MAX1272
MAX1273
MAX1272
MAX1273
MAX1272
MAX1273
MAX1272
MAX1273
CONDITIONS
REF
REF
/2 (MAX1273)
RNG = 1
RNG = 0
RNG = 1
RNG = 0
RNG = 1
RNG = 0
RNG = 1
RNG = 0
0 to 10V range
0 to 5V range
0 to V
0 to V
±10V range
±5V range
±V
±V
(MAX1273)
REF
REF
REF
REF
/2
REF
REF
/2 range
range
(MAX1273)
REF
/2 range
range
= 4.096V, C
-V
-1400
-1400
4.036
-720
-720
2.40
MIN
-V
-10
-10
-10
-10
-10
-5
REF
0
0
0
0
1
REF
A
REF
= +25°C.)
/2
= 1.0μF, f
4.096
TYP
1.25
±15
±30
2.5
2.5
0.7
40
40
5
+V
+V
V
4.156
+860
+430
+860
+430
MAX
V
4.18
SCLK
+10
+10
+10
+10
+10
REF
REF
+5
10
REF
10
5
REF
/2
/2
= 1.4MHz,
ppm/°C
UNITS
MHz
mA
mV
μA
pF
μF
V
V
V
3