MAX1145BEAP+ Maxim Integrated Products, MAX1145BEAP+ Datasheet - Page 3

• Manufacturer Part Number: MAX1145BEAP+
• Description: IC ADC 14BIT 150KSPS 20-SSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1145BEAP+

• Number Of Bits: 14
• Sampling Rate (per Second): 150k
• Data Interface: MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 26.4mW
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP
• Conversion Rate: 150 KSPs
• Resolution: 14 bit
• Interface Type: Serial (3-Wire, SPI, QSPI, Microwire)
• Snr: 82 dB
• Voltage Reference: 2.048 V
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Maximum Power Dissipation: 640 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Input Voltage: 3.3 V
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(AV
2.048V, C
Input Impedance
Input Capacitance
CONVERSION RATE
Internal Clock Frequency
Aperture Delay
Aperture Jitter
MODE 1 (24 EXTERNAL CLOCK CYCLES PER CONVERSION)
External Clock Frequency
Sample Rate
Conversion Time (Note 4)
MODE 2 (INTERNAL CLOCK)
External Clock Frequency
(Data Transfer Only)
Conversion Time
Acquisition Time (Note 5)
MODE 3 (32 EXTERNAL CLOCK CYCLES PER CONVERSION)
External Clock Frequency
Sample Rate
Conversion Time (Note 4)
EXTERNAL REFERENCE
Input Range
Input Current
DIGITAL INPUTS
Input High Voltage
Input Low Voltage
Input Leakage
DD
= DV
REF
PARAMETER
DD
= 4.7µF, C
= 3.3V ±5%, f
14-Bit ADCs, 150ksps, 3.3V Single Supply
_______________________________________________________________________________________
CREF
SCLK
= 1µF, T
= 3.6MHz, external clock (50% duty cycle), 24 clocks/conversion (150ksps), bipolar input, V
= 24 / f
= 32 / f
t
t
SYMBOL
f
CONV+ACQ
f
CONV+ACQ
SCLK
SCLK
A
f
f
SCLK
SCLK
= T
f
f
t
V
V
t
S
S
I
AD
AJ
IN
IH
IL
=
=
/ 24
/ 32
MIN
SCLK
SCLK
to T
MAX1144
MAX1145
Unipolar
Bipolar
Unipolar
Bipolar
Unipolar
Bipolar
(SSTRB low pulse width)
Unipolar
Bipolar
Unipolar or bipolar
Unipolar or bipolar
Unipolar or bipolar
(Notes 6, 7)
V
V
In power-down, f
V
REF
REF
IN
MAX
= 0 or DV
= 2.048V, f
= 2.048V, f
, unless otherwise noted. Typical values are at T
DD
CONDITIONS
SCLK
SCLK
SCLK
= 3.6MHz
= 0
= 0
Unipolar
Bipolar
Unipolar
Bipolar
3.125
4.17
4.17
1.67
1.39
8.89
MIN
100
7.5
5.9
3.4
0.1
0.1
6.7
0.1
1.9
2.4
-1
8
A
= +25°C.)
2.048
1000
TYP
10.5
110
100
8.4
5.3
5.3
0.1
32
10
50
3
MAX
125
150
240
240
112
320
3.0
3.6
3.6
2.2
0.8
+1
4
7
UNITS
MHz
MHz
ksps
MHz
MHz
ksps
kΩ
pF
µA
µA
ns
ps
µs
µs
µs
µs
V
V
V
REF
3
=