CAT5132 Datasheet, PDF (6/13 Pages) Catalyst Semiconductor – 15 Volt Digitally Programmable Potentiometer (DPP) with 128 Taps and 2-wire Interface

CAT5132
TYPICAL PERFORMANCE CHARACTERISTICS (CONT)
1.000
0.800
0.600
0.400
0.200
0.000
-0.200
-0.400
-0.600
-0.800
-1.000
0
Absolute Linearity Error per Tap Position
Tamb = 25 C
Rtotal = 10K
Vcc=2.7V; V+=8v
Vcc=5.5V; V+=15V
16
32
48
64
80
96
112 128
Tap position
Relative Linearity Error
0.500
0.400
0.300
0.200
0.100
0.000
-0.100
-0.200
-0.300
-0.400
-0.500
0
Tamb = 25 C
Rtotal = 10K
16
32
Vcc=2.7V; V+=8V
Vcc=5.5V; V+=15V
48
64
80
Tap position
96
112
128
tF
tHIGH
tR
tLOW
tLOW
SCL
tSU:STA
tHD:DAT
tHD:STA
tSU:DAT
SDA IN
SDA OUT
tAA
tDH
Figure 1. Bus Timing
tSU:STO
tBUF
SCL
SDA
8TH BIT
BYTE n
ACK
tWR
STOP
CONDITION
START
CONDITION
ADDRESS
Figure 2. Write Cycle Timing
Doc. No. 25092, Rev. 00
6
© 2005 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice