MAX1273EUA+ Maxim Integrated, MAX1273EUA+ Datasheet - Page 4

• Manufacturer Part Number: MAX1273EUA+
• Description: Analog to Digital Converters - ADC FAULT-PROTECTED 12-BIT ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1273EUA+

• 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: + 85 C
• Package / Case: uMAX
• Maximum Power Dissipation: 727 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1
• Voltage Reference: Internal, External

Fault-Protected, 12-Bit ADCs
with Software-Selectable Input Range
ELECTRICAL CHARACTERISTICS (continued)
(V
50% duty cycle, C
4
Input Current
POWER REQUIREMENTS
Supply Voltage
Supply Current
(Internal Reference Mode)
Supply Current
(External Reference Mode)
Power-Supply Rejection
Ratio (Note 3)
TIMING
Clock Frequency Range
Conversion Time
Throughput Rate
Internal Reference Settling Time
Device Power-Up Time
DIGITAL INPUTS (DIN, SCLK, and CS)
Input High-Threshold Voltage
Input Low-Threshold Voltage
Input Hysteresis
Input Leakage Current
Input Capacitance
DIGITAL OUTPUT (DOUT)
Output Voltage Low
Output Voltage High
Three-State Leakage Current
Three-State Output Capacitance
T/H Acquisition Time
DD
_______________________________________________________________________________________
= 4.75V to 5.25V, unipolar/bipolar input range, external reference mode, V
PARAMETERS
LOAD
= 50pF, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
SYMBOL
t
PSRR
f
C
V
t
CONV
SCLK
V
V
V
I
I
ACQ
C
V
V
HYS
I
OUT
DD
DD
I
DD
OH
IN
OL
IH
L
IL
IN
V
Converting
Standby power-down mode
Full power-down mode
Converting
Standby power-down mode
Full power-down mode
External reference = 4.096V
Internal reference
(Note 4)
(Note 4)
REF bypass capacitor initially discharged
External reference mode
V
I
I
I
CS = V
CS = V
SINK
SINK
SOURCE
REF
IN
= 0 to V
= 4.096V
= 10mA
= 16mA
DD
DD
= 0.5mA
DD
CONDITIONS
Converting
Standby power-down
mode
Full power-down mode
Bipolar
Unipolar
Bipolar
Unipolar
REF
= 4.096V, C
- 0.5
4.75
±0.3
2.85
8.57
V
MIN
-10
-10
0.1
0.8
DD
A
REF
= +25°C.)
= 1.0μF, f
TYP
±0.5
400
380
180
2.2
1.8
1.5
1.0
0.2
0.6
10
15
15
5
5
1
1
2
MAX
±1.0
5.25
87.5
SCLK
+10
+10
850
550
300
3.5
2.5
2.5
1.5
1.4
2.4
0.4
10
15
15
1
= 1.4MHz,
UNITS
MHz
ksps
LSB
mA
mA
ms
μA
μA
μA
μA
pF
μA
pF
μs
μs
μs
V
V
V
V
V
V