MAX5455EUD Maxim Integrated Products, MAX5455EUD Datasheet - Page 9
MAX5455EUD
Manufacturer Part Number
MAX5455EUD
Description
Digital Potentiometer ICs
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX5451EUD.pdf
(12 pages)
Specifications of MAX5455EUD
Number Of Pots
Dual
Taps Per Pot
256
Resistance
100 KOhms
Wiper Memory
Volatile
Digital Interface
Increment-Decrement
Operating Supply Voltage
5 V
Supply Current
0.7 uA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Supply Voltage (max)
5.5 V
Supply Voltage (min)
2.7 V
Package / Case
TSSOP-14
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MAX5455EUD
Manufacturer:
MAXIM/美信
Quantity:
20 000
Company:
Part Number:
MAX5455EUD+
Manufacturer:
Maxim
Quantity:
219
Figure 2. Simplified Digital Potentiometer Resistor Array
Figure 4. MAX5451/MAX5453/MAX5455 Simplified Functional
Diagram
INC1
U/D1
INC2
U/D2
GND
V
CS2
CS1
DD
UP/DOWN
COUNTER
POWER-ON
UP/DOWN
COUNTER
R
R
255
254
RESET
R
R
2
1
_______________________________________________________________________________________
H
L
MAX5451
MAX5453
MAX5455
S
S
S
S
S
S
POSITION
DECODER
POSITION
DECODER
256
255
254
3
2
1
Dual, 256-Tap, Up/Down Interface,
W
H1
W1
H2
W2
L1
L2
Figure 3. MAX5450/MAX5452/MAX5454 Simplified Functional
Diagram
Figure 5. Adjustable Current to Voltage Converter
GND
V
CS2
Digital Potentiometers
CS1
INC
U/D
DD
I
S
UP/DOWN
POWER-ON
UP/DOWN
COUNTER
COUNTER
RESET
R
3
V
DD
R
MAX4250
2
MAX5450
MAX5452
MAX5454
DECODER
DECODER
POSITION
POSITION
V
OUT
V
OUT
I
S
MAX5450
MAX5452
MAX5454
= R
3
(
1 +
R
R
2
1
)
+ R
2
L
W
R
1
W1
W2
L1
L2
9