MAX11138ATI+ Maxim Integrated, MAX11138ATI+ Datasheet - Page 3

• Manufacturer Part Number: MAX11138ATI+
• Description: Analog to Digital Converters - ADC 500ksps, Low-Power, Serial 12-/10-/8-Bit
• Manufacturer: Maxim Integrated

Specifications of MAX11138ATI+

• Rohs: yes
• Number Of Channels: 4/2
• Architecture: SAR
• Conversion Rate: 500 kSPs
• Resolution: 10 bit
• Input Type: Single-Ended/Differential
• Snr: 61.7 dB
• Interface Type: 3-Wire, QSPI, SPI
• Operating Supply Voltage: 2.35 V to 3.6 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: TQFN-28
• Maximum Power Dissipation: 2758 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1
• Voltage Reference: 1 V

ELECTRICAL CHARACTERISTICS (MAX11135/MAX11136/MAX11137) (continued)
(V
unless otherwise noted. Typical values are at T
Full-Power Bandwidth
Full-Linear Bandwidth
Crosstalk
CONVERSION RATE
Power-Up Time
Acquisition Time
Conversion Time
External Clock Frequency
Aperture Delay
Aperture Jitter
ANALOG INPUT
Input Voltage Range
Absolute Input Voltage Range
Static Input Leakage Current
Input Capacitance
EXTERNAL REFERENCE INPUT
REF- Input Voltage Range
REF+ Input Voltage Range
REF+ Input Current
DD
= 2.35V to 3.6V, V
PARAMETER
OVDD
500ksps, Low-Power, Serial 12-/10-/8-Bit,
= 1.5V to 3.6V, f
SYMBOL
V
t
f
V
I
t
CONV
C
V
SCLK
REF+
ACQ
I
REF+
t
REF-
ILA
PU
INA
AIN
SAMPLE
A
-3dB
-0.1dB
SINAD > 70dB
-0.5dB below full scale of
249.878kHz sine wave input to the
channel being sampled, apply full-
scale 219.97kHz sine wave signal to
all 15 nonselected input channels
Conversion cycle, external clock
Internally clocked (Note 8)
Externally clocked, f
16 cycles (Note 8)
RMS
Unipolar (single-ended and pseudo
differential)
Bipolar
(Note 9)
AIN+, AIN- relative to GND
V
During acquisition time,
RANGE bit = 0 (Note 10)
During acquisition time,
RANGE bit = 1 (Note 10)
V
V
= +25NC.) (Note 2)
AIN_
REF+
REF+
= 500ksps, f
= V
= 2.5V, f
= 2.5V, f
DD
CONDITIONS
, GND
RANGE bit set to 0
RANGE bit set to 1
SAMPLE
SAMPLE
SCLK
SCLK
= 8MHz, 50% duty cycle, V
= 500ksps
= 0
= 8MHz,
MAX11135–MAX11143
4-/8-/16-Channel ADCs
-V
-V
2000
REF+
0.16
MIN
-0.1
-0.3
REF+
0
1
/2
REF+
TYP
36.7
-0.1
312
-88
7.5
1.5
5.9
7.5
0.1
50
30
15
8
= V
DD
, T
V
V
DD
REF+
A
V
V
V
= -40NC to +125NC,
REF+
MAX
±1.5
REF+
REF+
+ 50mV
+1
2
8
+ 0.1
/2
Cycles
UNITS
MHz
MHz
MHz
dB
FA
FA
ps
pF
ns
µs
ns
ns
V
V
V
V
3