Datasheet

MAX195
16-Bit, 85ksps ADC with 10µA Shutdown
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ELECTRICAL CHARACTERISTICS (continued)
(VDDD = VDDA = +5V, VSSD = VSSA = -5V, f
CLK
= 1.7MHz, V
REF
= +5V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical
values are at T
A
= +25°C.)
BP/UP/SHDN = open
VDDD = 5.25V
BP/UP/SHDN = open
BP/UP/SHDN = 0V
BP/UP/SHDN = VDDD
Digital inputs = 0 or 5V
VDDD = 4.75V
CONDITIONS
nA-100 +100
BP/UP/SHDN Max Allowed
Leakage, Mid Input
V2.75V
FLT
BP/UP/SHDN Voltage,
Floating
V1.5 VDDD - 1.5V
IM
BP/UP/SHDN
Mid Input Voltage
µA-4.0I
IL
BP/UP/SHDN
Input Current, Low
µA4.0I
IH
BP/UP/SHDN
Input Current, High
V0.5V
IL
BP/UP/SHDN
Input Low Voltage
V2.4V
IH
CLK, CS, CONV, RESET, SCLK
Input High Voltage
VVDDD - 0.5V
IH
BP/UP/SHDN
Input High Voltage
µA±10
CLK, CS, CONV, RESET, SCLK
Input Current
V0.8V
IL
CLK, CS, CONV, RESET, SCLK
Input Low Voltage
pF10
CLK, CS, CONV, RESET, SCLK
Input Capacitance (Note 3)
UNITSMIN TYP MAXSYMBOLPARAMETER
Output Low Voltage V
OL
VDDD = 4.75V, I
SINK
= 1.6mA 0.4 V
Output High Voltage V
OH
VDDD = 4.75V, I
SOURCE
= 1mA VDDD - 0.5 V
DOUT Leakage Current I
LKG
DOUT = 0 or 5V ±10 µA
Output Capacitance (Note 2) 10 pF
VDDD 4.75 5.25 V
VSSD -5.25 -4.75 V
VDDA By supply-rejection test 4.75 5.25 V
VSSA By supply-rejection test -5.25 -4.75 V
VDDD Supply Current I
DDD
VDDD = VDDA = 5.25V, VSSD = VSSA = -5.25V 2.5 4 mA
VSSD Supply Current I
SSD
VDDD = VDDA = 5.25V, VSSD = VSSA = -5.25V 0.9 2 mA
VDDA Supply Current I
DDA
VDDD = VDDA = 5.25V, VSSD = VSSA = -5.25V 3.8 5 mA
VSSA Supply Current I
SSA
VDDD = VDDA = 5.25V, VSSD = VSSA = -5.25V 3.8 5 mA
DIGITAL INPUTS (CLK, CS, CONV, RESET, SCLK, BP/UP/SHDN)
DIGITAL OUTPUTS (DOUT, EOC)
POWER REQUIREMENTS