CAT522WI-T2 ON Semiconductor, CAT522WI-T2 Datasheet - Page 9

• Manufacturer Part Number: CAT522WI-T2
• Description: Digital Potentiometer ICs DPP,NV,256 taps Dual 3 wire,w/Buf
• Manufacturer: ON Semiconductor

Specifications of CAT522WI-T2

• Number Of Pots: Dual
• Taps Per Pot: 256
• Resistance: 24 KOhms
• Wiper Memory: Non Volatile
• Digital Interface: Serial (3-Wire, Microwire)
• Operating Supply Voltage: 3.3 V, 5 V
• Supply Current: 600 uA
• Mounting Style: SMD/SMT
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Package / Case: SOIC-14
• Number Of Elements: 2
• # Of Taps: 256
• Power Supply Requirement: Single
• Single Supply Voltage (typ): 3.3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Single Supply Voltage (min): 2.7V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 14
• Package Type: SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Not Recommended for New Design
APPLICATION CIRCUITS
CONTROL
& DATA
© 2008 SCILLC. All rights reserved.
Characteristics subject to change without notice
CONTROL
& DATA
+5V
+5V
V
GND
CAT522
V
GND
Amplified DPP Output
CAT522
DD
DD
CONTROL
& DATA
V
V
V
I
V
V
REFH
REFL
REFH
REFL
V
DPP
For R =
V
V
OUT
OUT
R
V
GND
R
CAT522
I
DD
I
Digitally Controlled Voltage Reference
I
= 2V
=
V
V
R
OUT
DPP
F
DPP
–
+
+15V
-15V
V
–
+
V
15kΩ
+15V
-15V
= (1 +
REFH
REFL
(
R +
- V
OP 07
I
R
OP 07
Bipolar DPP Output
R
I
R
F
R
R
R
1N5231B
I
F
5.1V
F
I
F
10µF
) V
) - V
DPP
V
I
R
V
OUT
F
OUT
9
1.00kΩ
CONTROL
& DATA
+
–
DPP INPUT
MSB LSB
1111 1111
1000 0000
0111 1111
0000 0001
0000 0000
4.02kΩ
LM 324
Digitally Trimmed Voltage Reference
DPP OUTPUT
V
V
V
128
127
255
255
255
255
255
255
DPP
FS
ZERO
1
0
10kΩ
=
V
GND
×
×
×
×
×
CAT522
=
. 0
. 0
. 0
. 0
DD
. 0
. 0
28 - 32V
=
CODE
99
98
98
98
98
98
. 0
255
V
V
V
V
V
V
01
REF
REF
REF
REF
REF
REF
MPT3055EL
V
REF
10µF
35V
x (V
+
+
+
+
+
V
V
. 0
. 0
. 0
. 0
. 0
REFH
REFL
FS
01
01
01
01
01
V
V
V
V
V
- V
REF
REF
REF
REF
REF
OUTPUT
0 - 25V
@ 1A
ZERO
=
=
=
=
=
. 0
. 0
. 0
. 0
. 0
) + V
990
502
498
014
010
V
V
V
V
ZERO
V
REF
REF
REF
REF
REF
V+
Doc. No. MD-2004 Rev. I
ANALOG OUTPUT
V
R
V
V
V
V
V
OUT
REF
I
OUT
OUT
OUT
OUT
LT 1029
=
I > 2mA
R
CAT522
=
F
=
=
=
=
=
5
V
+
+
-0
-
-
V
. 4
. 0
. 4
. 4
REF
.
02
90
02
86
90
V
V
V
V
V
= 5.00V