X9258 Datasheet, PDF (11/22 Pages) Xicor Inc. – Quad Digital Controlled Potentiometers (XDCP)

X9258
SYMBOL TABLE
WAVEFORM INPUTS
OUTPUTS
Must be
steady
May change
from Low to
High
May change
from High to
Low
Don’t Care:
Changes
Allowed
N/A
Will be
steady
Will change
from Low to
High
Will change
from High to
Low
Changing:
State Not
Known
Center Line
is High
Impedance
Guidelines for Calculating Typical Values of Bus
Pull-Up Resistors
120
100
R_MIN
=
V_{CC MAX}
IOL MIN
=1.8KΩ
80
R_MAX
=
t_R
C_BUS
60
Max.
Resistance
40
20 _Min.
Resistance
0
0 20 40 60
80 100 120
Bus Capacitance (pF)
REV 1.1.7 2/4/03
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Characteristics subject to change without notice. 11 of 22