
MAX152
+3V, 8-Bit ADC with 1A Power-Down
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3
PARAMETER
CONDITIONS
UNITS
CS, WR, RD, PWRDN
2.0
Input High Voltage
VINH
MODE
2.4
V
CS, WR, RD, PWRDN
0.66
Input Low Voltage
VINL
MODE
0.8
V
CS, RD, PWRDN
±1
WR
±3
Input High Current
IINH
MODE
15
100
A
Input Low Current
IINL
CS, WR, RD, PWRDN, MODE
±1
A
Input Capacitance (Note 4)
CIN
CS, WR, RD, PWRDN, MODE
58
pF
INT, D0-D7, ISINK = 20A
0.1
INT, D0-D7, ISINK = 400A
0.4
Output Low Voltage
VOL
RDY, ISINK = 1mA
0.4
V
INT, D0-D7, ISOURCE = 20A
VDD-0.1
Output High Voltage
VOH
INT, D0-D7, ISOURCE = 400A
VDD-0.4
V
Floating-State Current
ILKG
D0-D7, RDY
±3
A
Floating Capacitance (Note 4)
COUT
D0-D7, RDY
58
pF
2.5
5
VSS
Unipolar operation
GND
V
Positive Supply Voltage
VDD
3.0
3.6
V
VDD = 3.6V
2.5
6
1.5
3
Positive Supply Current
IDD
VDD = 3.0V
1.5
3.5
mA
CS = RD = VDD,
PWRDN = 0
A
Negative Supply Current
ISS
CS = RD = 0, PWRDN = VDD
150
A
Power-Down VSS Current
CS = RD = VDD, PWRDN = 0
125
A
Power-Supply Rejection
PSR
VDD = 3.3V ±10%
±1/16
±1/4
LSB
MAX152E/M,
CS = RD = 0,
PWRDN = VDD
MAX152C,
CS = RD = 0,
PWRDN = VDD
MAX152E/M,
CS = RD = 0,
PWRDN = VDD
Negative Supply Voltage
Bipolar operation (Note 2)
-3.6
-3.0
Power-Down VDD Current
(Note 5)
MAX152C,
CS = RD = 0,
PWRDN = VDD
SYMBOL
MIN
TYP
MAX
Note 1: Accuracy measurements performed at VDD = 3.0V, unipolar mode. Operation over supply range is guaranteed by power-
supply rejection test.
Note 2: Bipolar tests are performed with VREF+ = +1.5V, VREF- = -1.5V, VSS = -3.0V.
Note 3: Unipolar input range, VIN = 3.0VP-P, WR-RD mode, VDD = 3.0V
Note 4: Guaranteed by design.
Note 5: Power-down current increases if control inputs are not driven to ground or VDD.
ELECTRICAL CHARACTERISTICS (continued)
(Unipolar input range, VDD = 3.0V to 3.6V, GND = 0V, VSS = GND, VREF+ = 3.0V, VREF- = GND, specifications are given for RD
mode (pin 7 = GND), TA = TMIN to TMAX, unless otherwise noted.)
150
MAX152C/E/M
LOGIC INPUTS
LOGIC OUTPUTS
POWER REQUIREMENTS