X93155 Datasheet, PDF (4/8 Pages) Intersil Corporation – Digitally Controlled Potentiometer (XDCP)

X93155
Endurance and Data Retention
PARAMETER
MIN
UNIT
Minimum endurance
200,000 Data changes per bit
Data retention
100
Years
Test Circuit #1
Test Point
V_H/R_H
Circuit #2 SPICE Macro Model
R_TOTAL
R_H
R_L
C_H
C_W
C_L
10pF
10pF
25pF
A.C. Conditions of Test
V_L
Input pulse levels
0V to 5V
Input rise and fall times
10ns
Input reference levels
1.5V
AC Electrical Specifications Over recommended operating conditions unless otherwise specified.
SYMBOL
PARAMETER
MIN
TYP ⁽⁶⁾
t_Cl
t_lD
t_DI
t_lL
t_lH
t_lC
t_CPH
t_CPH
t_CYC
t_R, t_F(6)
t_R V_CC(6)
t_WR
CS to INC setup
INC HIGH to U/D change
U/D to INC setup
INC LOW period
INC HIGH period
INC Inactive to CS inactive
CS Deselect time (NO STORE)
CS Deselect time (STORE)
INC cycle time
INC input rise and fall time
VCC power-up rate
Store cycle
100
100
100
1
1
1
250
10
2
1
5
Power Up and Down Requirements
There are no restrictions on the power-up or power-down
conditions of V_CC and the voltages applied to the
potentiometer pins provided that V_CC is always more
positive than or equal to V_H and V_L, i.e., V_CC ≥ V_H,V_L. The
V_CC ramp rate spec is always in effect.
MAX
500
10,000
10
UNIT
ns
ns
ns
µs
µs
µs
ns
ms
µs
µs
V/ms
ms
4
FN8181.1
September 26, 2005