ISL22343WFR20Z-TK Intersil, ISL22343WFR20Z-TK Datasheet - Page 3

• Manufacturer Part Number: ISL22343WFR20Z-TK
• Description: IC POT DGTL 256TP LN LP 20-QFN
• Manufacturer: Intersil
• Series: XDCP™r

Specifications of ISL22343WFR20Z-TK

• Taps: 256
• Resistance (ohms): 10K
• Number Of Circuits: 4
• Temperature Coefficient: 85 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.25 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-TQFN Exposed Pad
• Resistance In Ohms: 10K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Pin Descriptions
NOTE: *PCB thermal land for QFN EPAD should be connected to V- plane or left floating. For more information refer to
http://www.intersil.com/data/tb/TB389.pdf
TSSOP PIN
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
QFN PIN
EPAD*
19
20
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
3
SYMBOL
RW3
GND
RW2
RW1
VCC
RW0
RH3
SCL
SDA
RH2
RH1
RH0
RL3
RL2
RL1
RL0
A2
A0
A1
V-
“High” terminal of DCP3
“Low” terminal of DCP3
“Wiper” terminal of DCP3
Device address input for the I
Open drain I
Open drain Serial data I/O for the I
Device ground pin
“Wiper” terminal of DCP2
“Low” terminal of DCP2
“High” terminal of DCP2
“Wiper” terminal of DCP1
“Low” terminal of DCP1
“High” terminal of DCP1
Device address input for the I
Device address input for the I
Positive power supply pin
Negative power supply pin
“High” terminal of DCP0
“Low” terminal of DCP0
“Wiper” terminal of DCP0
Exposed Die Pad internally connected to V-
ISL22343
2
C interface clock input
2
2
2
C interface
C interface
C interface
2
C interface
DESCRIPTION
March 13, 2008
FN6423.1