MAX1157BEUI+T Maxim Integrated, MAX1157BEUI+T Datasheet - Page 4

• Manufacturer Part Number: MAX1157BEUI+T
• Description: Analog to Digital Converters - ADC 14-Bit 135ksps 4.2V Precision ADC
• Manufacturer: Maxim Integrated

Specifications of MAX1157BEUI+T

• Rohs: yes
• Number Of Channels: 1
• Architecture: SAR
• Conversion Rate: 135 KSPs
• Resolution: 14 bit
• Input Type: Single-Ended
• Snr: 85 dB
• Interface Type: Parallel
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Package / Case: TSSOP-28
• Maximum Power Dissipation: 1026 mW
• Minimum Operating Temperature: - 40 C
• Number Of Converters: 1
• Voltage Reference: 4.096 V

14-Bit, 135ksps, Single-Supply ADCs with
Bipolar Analog Input Range
ELECTRICAL CHARACTERISTICS (continued)
(AV
unless otherwise noted. Typical values are at T
TIMING CHARACTERISTICS (Figures 1 and 2)
(AV
C
Note 1: Maximum specification is limited by automated test equipment.
Note 2: To ensure best performance, finish reading the data and wait t
4
Maximum Sampling Rate
Acquisition Time
Conversion Time
CS Pulse Width High
CS Pulse Width Low
R/C to CS Fall Setup Time
R/C to CS Fall Hold Time
CS to Output Data Valid
EOC Fall to CS Fall
CS Rise to EOC Rise
Bus Relinquish Time
POWER SUPPLIES
Analog Supply Voltage
Digital Supply Voltage
Analog Supply Current
Shutdown Supply Current
Digital Supply Current
Power-Supply Rejection
LOAD
DD
DD
_______________________________________________________________________________________
= +4.75V to +5.25V, DV
= DV
= 20pF, T
PARAMETER
PARAMETER
DD
= +5V ±5%, external reference = +4.096V, C
A
= T
MIN
to T
MAX
DD
.)
= +2.7V to AV
f
SAMPLE-MAX
SYMBOL
t
SYMBOL
t
CONV
t
t
t
ACQ
t
t
EOC
CSH
t
t
t
CSL
DH
DO
AV
DV
I
I
I
DS
DV
BR
SHDN
DVDD
AVDD
DD
DD
A
DD
= +25°C.)
(Note 2)
(Note 2)
DV
DV
DV
DV
DV
DV
DV
DV
External reference,
135ksps
Internal reference,
135ksps
Shutdown mode (Note 1), digital input =
DV
Standby mode
AV
, external reference = +4.096V, C
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
= +4.75V to +5.25V
= +2.7V to +5.25V
= +4.75V to +5.25V
= +2.7V to +5.25V
= +4.75V to +5.25V
= +2.7V to +5.25V
= +4.75V to +5.25V
= +2.7V to +5.25V
= DV
or 0V
DD
REF
= +4.75V to +5.25V
CONDITIONS
CONDITIONS
= 10µF, C
DV
DV
DD
DD
BR
= +4.75V to +5.25V
= +2.7V to +5.25V
MAX1157
MAX1159/MAX1175
MAX1157
MAX1159/MAX1175
before starting a new acquisition.
REFADJ
REF
= 0.1µF, V
= 10µF, C
REFADJ
MIN
MIN
4.75
2.70
40
40
60
40
60
REFADJ
2
0
0
= AV
= 0.1µF, V
TYP
TYP
4.0
5.2
0.5
3.7
1
DD
, T
A
MAX
MAX
5.25
5.25
0.75
135
= T
4.7
2.9
5.3
3.8
6.2
REFADJ
40
80
40
80
40
80
5
MIN
to T
UNITS
UNITS
= AV
ksps
LSB
mA
mA
mA
µA
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
V
V
MAX
DD
,
,