MAX1165/MAX1166
Low-Power, 16-Bit Analog-to-Digital Converter
with Parallel Interface
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = DVDD = +5V, external reference = +4.096V, CREF = 4.7F, CREFADJ = 0.1F, TA = TMIN to TMAX, unless otherwise noted.
Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Three-State Output Capacitance
COZ
15
pF
POWER REQUIREMENTS
Analog Supply Voltage
AVDD
4.75
5.25
V
Digital Supply
DVDD
2.7
AVDD
V
165ksps
3.2
3.6
100ksps
2.6
10ksps
1.9
Internal reference
1ksps
1.8
165ksps
2.4
2.8
100ksps
1.8
10ksps
0.8
Analog Supply Current
IAVDD
External reference
1ksps
0.08
mA
165ksps
0.5
0.7
100ksps
0.3
10ksps
0.03
Digital Supply Current
IDVDD
D0–D15 = all zeros
1ksps
0.003
mA
IAVDD
0.5
5
Full power-down
IDVDD
0.5
6
A
IAVDD
1.0
1.2
mA
Shutdown Supply Current
ISHDN
REF and REF buffer enabled
(standby mode)
IDVDD
(Note 4)
0.5
5
A
Power-Supply Rejection Ratio
PSRR
AVDD = +5V ±5%, full-scale input (Note 5)
68
dB
TIMING CHARACTERISTICS (Figures 1 and 2)
(AVDD = +4.75V to +5.25V, DVDD = +2.7V to AVDD, external reference = +4.096V, CREF = 4.7F, CREFADJ = 0.1F, CLOAD = 20pF,
TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA= +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Acquisition Time
tACQ
1.1
Conversion Time
tCONV
4.7
s
CS Pulse Width High
tCSH
(Note 6)
40
ns
VDVDD = 4.75V to 5.25V
40
CS Pulse Width Low (Note 6)
tCSL
VDVDD = 2.7V to 5.25V
60
ns
R/C to CS Fall Setup Time
tDS
0ns
VDVDD = 4.75V to 5.25V
40
R/C to CS Fall Hold Time
tDH
VDVDD = 2.7V to 5.25V
60
ns
VDVDD = 4.75V to 5.25V
40
CS to Output Data Valid
tDO
VDVDD = 2.7V to 5.25V
80
ns
VDVDD = 4.75V to 5.25V
40
HBEN Transition to Output Data
Valid (MAX1166 Only)
tDO1
VDVDD = 2.7V to 5.25V
80
ns
EOC Fall to CS Fall
tDV
0ns
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