MAX5478EUD Maxim Integrated Products, MAX5478EUD Datasheet - Page 5
![no-image](/images/manufacturer_photos/0/4/417/maxim_integrated_products_sml.jpg)
MAX5478EUD
Manufacturer Part Number
MAX5478EUD
Description
Digital Potentiometer ICs
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX5477ETE.pdf
(17 pages)
Specifications of MAX5478EUD
Number Of Pots
Dual
Taps Per Pot
256
Resistance
50 KOhms
Wiper Memory
Non Volatile
Digital Interface
Serial (2-Wire, I2C)
Operating Supply Voltage
5 V
Supply Current
15 uA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Supply Voltage (max)
5.25 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
Company:
Part Number:
MAX5478EUD
Manufacturer:
MAXIM
Quantity:
17
Company:
Part Number:
MAX5478EUD
Manufacturer:
MAXIM
Quantity:
36
Part Number:
MAX5478EUD
Manufacturer:
MAXIM/美信
Quantity:
20 000
(V
DD
1.0
0.8
0.6
0.4
0.2
= +5V, H_ = V
0
-40
TAP-TO-TAP SWITCHING TRANSIENT
WIPER TRANSIENT AT POWER-ON
vs. TEMPERATURE (MAX5477)
V
CC
-15
= 3V
SUPPLY CURRENT
TEMPERATURE (°C)
Dual, 256-Tap, Nonvolatile, I
DD
10
_______________________________________________________________________________________
2µs/div
200ns/div
, L_ = GND, T
MAX5477
C
H_ = V
FROM TAP 00 TO TAP 04
L
V
= 10pF
CC
35
DD
= 5V
MAX5477/78/79 toc06
MAX5477/78/79 toc03
MAX5477
TAP = 128
WP = V
60
A
DD
= +25°C, unless otherwise noted.)
85
V
2V/div
W_
1V/div
SDA
2V/div
W_
50mV/div
DD
15
13
11
9
7
5
-40
TAP-TO-TAP SWITCHING TRANSIENT
WIPER TRANSIENT AT POWER-ON
V
V
CC
CC
-15
= 3V
= 5V
vs. TEMPERATURE
SUPPLY CURRENT
TEMPERATURE (°C)
10
1µs/div
4µs/div
MAX5478
C
H_ = V
FROM TAP 00 TO TAP 04
L
= 10pF
Digital Potentiometers
Typical Operating Characteristics
35
DD
MAX5477/78/79 toc04
MAX5477/78/79 toc07
MAX5478
TAP = 128
WP = GND
60
85
SDA
2V/div
W_
20mV/div
V
2V/div
W_
1V/div
DD
500
450
400
350
300
250
200
150
100
50
0
0
TAP-TO-TAP SWITCHING TRANSIENT
2
WIPER TRANSIENT AT POWER-ON
C-Interface,
32
64
WIPER RESISTANCE
vs. INPUT CODE
96
INPUT CODE
400ns/div
2µs/div
MAX5479
C
H_ = V
FROM TAP 00 TO TAP 04
128 160 192 224 256
W_
= 10pF
DD
MAX5479
TAP = 128
MAX5477/78/79 toc05
MAX5477/78/79 toc08
SDA
2V/div
W_
20mV/div
V
2V/div
W_
1V/div
DD
5