Electrical characteristics (continued), Timing characteristics – Rainbow Electronics MAX5128 User Manual
Page 3
MAX5128
128-Tap, Nonvolatile, Linear-Taper Digital
Potentiometer in 2mm x 2mm µDFN Package
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +2.7V to +5.25V, H = V
CC
, L = GND, T
A
= -40°C to +85°C. Typical values are at V
CC
= +5.0V, T
A
= +25°C, unless otherwise noted.)
(Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
NONVOLATILE MEMORY RELIABILITY
Data Retention
T
A
= +85°C
50
Years
T
A
= +25°C
80,000
Endurance
T
A
= +85°C
50,000
Stores
POWER SUPPLY
Supply Voltage
V
CC
2.70
5.25
V
Average Programming Current
I
PG
During nonvolatile write only;
digital inputs = V
CC
or GND
220
400
µA
Peak Programming Current
I
PK
During nonvolatile write only;
digital inputs = V
CC
or GND
4
mA
Standby Current
I
CC
Digital inputs = V
CC
or GND, T
A
= +25°C
0.5
1.5
µA
TIMING CHARACTERISTICS
(V
CC
= +2.7V to +5.25V, H = V
CC
, L = GND, T
A
= -40°C to +85°C. Typical values are at V
CC
= +5.0V, T
A
= +25°C, unless otherwise noted.)
(See Figures 1, 2, 3, and 4).
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
ANALOG SECTION
Wiper Settling Time
t
S
(Note 7)
500
ns
DIGITAL SECTION
UP or DN Pulse-Width High
t
PWH
80
ns
UP or DN Pulse-Width Low
t
PWL
80
ns
UP or DN Glitch Immunity
t
IMMU
20
ns
UP Fall to DN Rise Setup or DN
Fall to UP Rise Setup
t
MS1
80
ns
Before Entering NVM-Write
Mode, UP Fall to UP Rise
t
MS2
80
ns
UP Rise to DN Rise Setup when
Entering NVM-Write
t
WS
80
ns
UP Fall to DN Fall Hold or DN Fall
to UP Fall Hold during NVM-
Write
t
WH
0
ns