CAT5411 Datasheet, PDF (6/16 Pages) Catalyst Semiconductor – Dual Digitally Programmable Potentiometers (DPP) with 64 Taps and SPI Interface

CAT5411
A.C. CHARACTERISTICS
Over recommended operating conditions unless otherwise stated.
SYMBOL PARAMETER
Min Typ Max
t_SU
Data Setup Time
50
t_H
Data Hold Time
50
t_WH
SCK High Time
125
t_WL
SCK Low Time
125
f_SCK
t_LZ
t_RI(1)
t_FI(1)
t_HD
t_CD
Clock Frequency
HOLD to Output Low Z
Input Rise Time
Input Fall Time
HOLD Setup Time
HOLD Hold Time
DC
3
50
2
2
100
100
t_WC
Write Cycle Time
10
t_V
Output Valid from Clock Low
250
t_HO
Output Hold Time
0
t_DIS
Output Disable Time
t_HZ
HOLD to Output High Z
t_CS
CS High Time
t_CSS
CS Setup Time
t_CSH
CS Hold Time
250
100
250
250
250
NOTE:
(1) This parameter is tested initially and after a design or process change that affects the parameter.
UNITS
ns
ns
ns
ns
MHz
ns
µs
µs
ns
ns
ms
ns
ns
ns
ns
ns
ns
ns
Test
Conditions
C_L = 50pF
POWER UP TIMING ⁽¹⁾
Over recommended operating conditions unless otherwise stated.
Symbol Parameter
Min Typ Max
t_PUR Power-up to Read Operation
1
t_PUW Power-up to Write Operation
1
Note:
(1) This parameter is tested initially and after a design or process change that affects the parameter.
Units
ms
ms
Document No. 2114, Rev. F
6