MAX5477 MAXIM [Maxim Integrated Products], MAX5477 Datasheet - Page 3

• Manufacturer Part Number: MAX5477
• Description: Dual, 256-Tap, Nonvolatile, I2C-Interface, Digital Potentiometers
• Manufacturer: MAXIM [Maxim Integrated Products]

ELECTRICAL CHARACTERISTICS (continued)
(V
+25°C.) (Note 1)
TIMING CHARACTERISTICS
(V
T
DIGITAL INPUTS
Input High Voltage (Note 5)
Input Low Voltage
Output Low Voltage
WP Pullup Resistance
Input Leakage Current
Input Capacitance
DYNAMIC CHARACTERISTICS
Crosstalk
3dB Bandwidth (Note 6)
Total Harmonic Distortion Plus
Noise
NONVOLATILE MEMORY RELIABILITY
Data Retention
Endurance
POWER SUPPLY
Power-Supply Voltage
Supply Current
ANALOG SECTION
Wiper Settling Time (Note 10)
DIGITAL SECTION
SCL Clock Frequency
Setup Time for START Condition
Hold Time for START Condition
A
DD
DD
= +25°C. See Figure 1.) (Notes 8 and 9)
= +2.7V to +5.25V, H_ = V
= +2.7V to +5.25V, H_ = V
PARAMETER
PARAMETER
Dual, 256-Tap, Nonvolatile, I
_______________________________________________________________________________________
DD
DD
, L_ = GND, T
, L_ = GND, T
SYMBOL
SYMBOL
THD+N
t
t
SU:STA
HD:STA
I
LEAK
V
f
V
I
I
t
V
V
SCL
WP
DD
WS
DD
OL
IH
IL
A
V
V
(Note 5)
I
HA = 1kHz (0 to V
LB = GND, measure WB
MAX5478
MAX5479
H_ = 1V
measure W_
T
T
T
Writing to EEPROM, digital inputs at
GND or V
Normal operation, digital
inputs at GND or V
MAX5478
MAX5479
SINK
A
A
A
DD
DD
= -40°C to +85°C, unless otherwise noted. Typical values are at V
A
= +85°C
= +25°C
= +85°C
= -40°C to +85°C, unless otherwise noted. Typical values are at V
= 3.4V to 5.25V
< 3.4V
= 3mA
RMS
DD
, f = 1kHz, L_ = GND,
CONDITIONS
(Note 7)
CONDITIONS
DD
DD
Digital Potentiometers
), LA = GND,
WP = GND
WP = V
DD
0.7 x V
MIN
2.70
255
2.4
MIN
0.6
0.6
DD
2
C-Interface,
200,000
50,000
0.003
TYP
100
250
-80
0.5
50
50
15
5
1000
TYP
500
MAX
5.25
20.6
400
MAX
0.8
0.4
±1
400
1
DD
= +5V, T
DD
UNITS
UNITS
Stores
Years
= +5V,
kHz
kHz
dB
kΩ
µA
pF
µA
ns
µs
µs
%
V
V
V
V
A
3
=