ISL22349UFV14Z-TK Intersil, ISL22349UFV14Z-TK Datasheet - Page 11

• Manufacturer Part Number: ISL22349UFV14Z-TK
• Description: IC POT DGTL 128TP LN LP 14-TSSOP
• Manufacturer: Intersil
• Series: XDCP™r

Specifications of ISL22349UFV14Z-TK

• Taps: 128
• Resistance (ohms): 50K
• Number Of Circuits: 4
• Temperature Coefficient: 80 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP
• Resistance In Ohms: 50K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SIGNAL AT SDA
FROM THE
SIGNALS
MASTER
SIGNALS FROM
SDA OUTPUT FROM
SDA OUTPUT FROM
THE SLAVE
TRANSMITTER
S
A
R
T
T
SCL FROM
RECEIVER
MASTER
1
IDENTIFICATION
0
BYTE WITH
SIGNALS FROM
SIGNAL AT SDA
SIGNALS FROM
1
R/W = 0
THE MASTER
0
A2
THE SLAVE
11
A1
START
A0
0
FIGURE 13. ACKNOWLEDGE RESPONSE FROM RECEIVER
A
C
K
0 0 0
HIGH IMPEDANCE
ADDRESS
S
A
R
T
T
BYTE
0
FIGURE 14. BYTE WRITE SEQUENCE
1
IDENTIFICATION
0
1
FIGURE 15. READ SEQUENCE
1
BYTE
0
A2
A1
A
C
K
ISL22349
A0
A
R
S
T
T
WRITE
0
1
IDENTIFICATION
A
C
K
0
BYTE WITH
1
R/W = 1
0 0 0 0
0
ADDRESS
A2
BYTE
A1
0
A0
1
A
C
K
A
C
K
8
FIRST READ
DATA BYTE
DATA
BYTE
A
C
K
HIGH IMPEDANCE
ACK
9
A
C
K
A
C
K
S
T
O
P
LAST READ
DATA BYTE
May 28, 2009
A
C
K
FN6331.3
S
T
O
P