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| MAX11321 Datasheet, PDF (7/37 Pages) Maxim Integrated Products – 1Msps, 10-/12-Bit, 4-/8-/16-Channel ADCs with Post-Mux External Signal Conditioning Access | |||
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MAX11321âMAX11328
1Msps, 10-/12-Bit, 4-/8-/16-Channel ADCs with
Post-Mux External Signal Conditioning Access
ELECTRICAL CHARACTERISTICS (MAX11321/MAX11324/MAX11327) (continued)
(VDD = 2.35V to 3.6V, VOVDD = 1.5V to 3.6V, fSAMPLE = 1Msps, fSCLK = 16MHz, 50% duty cycle, VREF+ = VDD, TA = -40NC to +125NC,
unless otherwise noted. Typical values are at TA = +25NC.) (Note 2)
PARAMETER
Input Voltage High
SYMBOL
VIH
CONDITIONS
Input Hysteresis
VHYST
Input Leakage Current
IIN
Input Capacitance
CIN
DIGITAL OUTPUTS (DOUT, EOC)
Output Voltage Low
VOL
VAIN_ = 0V or VDD
ISINK = 200FA
Output Voltage High
Three-State Leakage Current
Three-State Output Capacitance
POWER REQUIREMENTS
Positive Supply Voltage
Digital I/O Supply Voltage
Positive Supply Current
VOH
IL
COUT
ISOURCE = 200FA
CS = VDD
CS = VDD
VDD
VOVDD
IDD
fSAMPLE = 1Msps
fSAMPLE = 0Msps (1Msps devices)
Full shutdown
MIN
VOVDD
O 0.75
TYP
VOVDD
O 0.15
±0.09
3
MAX
±1.0
UNITS
V
mV
FA
pF
VOVDD
O 0.15
V
VOVDD
O 0.85
V
-0.3 ±1.5
FA
4
pF
2.35 3.0
3.6
V
1.5
3.0
3.6
V
1.8
2.5
1
mA
0.0015 0.006
Power Dissipation
Normal mode
(external
reference)
AutoStandby
VDD = 3V,
fSAMPLE = 1Msps
VDD = 2.35V,
fSAMPLE = 1Msps
VDD = 3V,
fSAMPLE = 1Msps
VDD = 2.35V,
fSAMPLE = 1Msps
Full/
AutoShutdown
TIMING CHARACTERISTICS (Figure 1) (Note 11)
VDD = 3V
VDD = 2.35V
SCLK Clock Period
tCP Externally clocked conversion
SCLK Duty Cycle
tCH
SCLK Fall to DOUT Transition
tDOT
CLOAD =
10pF
VOVDD = 1.5V to 2.35V
VOVDD = 2.35V to 3.6V
16th SCLK Fall to DOUT Disable
tDOD CLOAD = 10pF, channel ID on
14th SCLK Fall to DOUT Disable
CLOAD = 10pF, channel ID off
SCLK Fall to DOUT Enable
tDOE CLOAD = 10pF
5.4
3.8
mW
2.6
1.6
4.5
FW
2.1
62.4
ns
40
60
%
4
16.5
ns
4
15
15
ns
16
ns
14
ns
Maxim Integrated
ââ7
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