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Quick Start Guide
UG-379
One Technology Way • P. O. Box 9106 • Norwood, MA 02062-9106, U.S.A. • Tel : 781.329.4700 • Fax: 781.461.3113 • www.analog.com
Overview of AD5111/AD5113/AD5115 Connections and Functionality
PLEASE SEE THE LAST PAGE FOR AN IMPORTANT
WARNING AND LEGAL TERMS AND CONDITIONS.
Rev. 0 | Page 1 of 2
GENERAL DESCRIPTION
This quick start guide provides a general overview of AD5111/
AD5113/AD5115 connections and functionality and should be
reviewed in conjunction with the AD5111/AD5113/AD5115
data sheet.
FUNCTIONAL BLOCK DIAGRAM
Figure 1.
PIN CONFIGURATION
Figure 2.
PIN FUNCTION DESCRIPTIONS
Table 1.
Pin No. Mnemonic Description
1 V
DD
Positive power supply.
2 A Terminal A of RDAC.
3 W Wiper terminal of RDAC.
4 B Terminal B of RDAC.
5 GND Ground pin.
6
CLK
Clock input.
7
U/D
Up/down selection.
8
CS
Chip select.
EPAD Internally floating exposed pad.
TYPICAL EXTERNAL CONNECTIONS
Figure 3.
GND
RDAC
REGISTER
UP/DOWN
CONTROL
LOGIC
POWER-ON
RESET
V
DD
U/D
CLK
CS
EEPROM
DATA
DATA
A
W
B
EN
AD5111/
AD5113/
AD5115
10548-001
AD5111/
AD5113/
AD5115
3W
4B
1V
DD
2A
6CLK
5GND
TOP VIEW
(Not to Scale)
8CS
7U/D
10548-003
NOTES
1. THE EXPOSED PAD IS INTERNALLY
FLOATING.
B
W
U/D
CS
V
DD
A
CLK
10548-002
1
8
7
6
GROUND
ANALOG
GND
5
2
4
3
0.1µF
V
DD
10µF
SUPPLY
+
