Datasheet

MAX153 1Msps, µP-Compatible,
8-Bit ADC with 1µA Power-Down
www.maximintegrated.com
Maxim Integrated │ 3
Electrical Characteristics (continued)
(V
DD
= +5V ±5%, V
GND
=0V;UnipolarInputRange:V
SS
=GND,V
REF+
= 5V, V
REF-
=GND;BipolarInputRange:V
SS
= -5V ±5%,
V
REF+
= 2.5V, V
REF-
=-2.5V;100%productiontested,specificationsaregivenforRDMode(MODE=GND),T
A
= T
MIN
to T
MAX
,
unless otherwise noted.)
Note 1: Bipolarinputrange,V
IN
= ±2.5V
P-P
.WR-RDmode.
Note 2: SeeFigure1forloadcircuit.Parameterdefinedasthetimerequiredfortheoutputtocross+0.8Vor+2.4V.
Note 3: Guaranteed by design.
Note 4: Tested with CS, RD, PWRDNatCMOSlogiclevels.Power-downcurrentincreasestoseveralhundred)µAatTTLlevels.
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
LOGIC INPUTS
InputHighVoltage V
INH
CS, WR, RD, PWRDN 2.4
V
MODE 3.5
InputLowVoltage V
INL
CS, WR, RD, PWRDN 0.8
V
MODE 1.5
InputHighCurrent I
INH
CS, RD, PWRDN 1
µAWR 3
MODE 50 200
InputLowCurrent I
INL
CS, WR, RD, PWRDN ±1 µA
InputCapacitance(Note3) C
IN
CS, WR, RD, PWRDN,MODE 5 8 pF
LOGIC OUTPUTS
OutputLowVoltage V
OL
I
SINK
= 1.6mA, INT, D0–D7 0.4
V
RDY,I
SINK
= 2.6mA 0.4
OutputHighVoltage V
OH
I
SOURCE
= 360µA, INT, D0–D7 4 V
FloatingStateCurrent I
LKG
D0–D7,RDY ±3 µA
FloatingCapacitance(Note3) C
OUT
D7–D0,RDY 5 8 pF
POWER REQUIREMENTS
PositiveSupplyVoltage V
DD
±5%forspeciedaccuracy 5 V
NegativeSupplyVoltage
(UnipolarOperation)
V
SS
GND V
NegativeSupplyVoltage
(BipolarOperation)
V
SS
±5%forspeciedaccuracy -5 V
V
DD
SupplyCurrent I
DD
V
CS
= V
RD
= 0V,
V
PWRDN
= 5V
MAX153C 8 15
mA
MAX153E 8 20
Power-Down VDD Current V
CS
= V
RD
= 5V, V
PWRDN
=0V(Note4) 1 100 µA
V
SS
SupplyCurrent I
SS
V
CS
= V
RD
= 0V, V
PWRDN
= 5V 25 100 µA
Power-Down V
SS
Current V
CS
= V
RD
= 5V, V
PWRDN
= 0V 12 100 µA
Power-SupplyRejection PSR
V
DD
= 4.75V to 5.25V, V
REF
+ = 4.75V
(max), unipolar mode
±1/16 ±1/4 LSB