CAT5251 Datasheet, PDF (7/15 Pages) Catalyst Semiconductor – Quad Digitally Programmable Potentiometer (DPP) with 256 Taps and SPI Interface

CAT5251
WRITE CYCLE LIMITS
Over recommended operating conditions unless otherwise stated.
Symbol Parameter
tWR
Write Cycle Time
Min
Typ Max Units
5
ms
RELIABILITY CHARACTERISTICS
Over recommended operating conditions unless otherwise stated.
Symbol Parameter
Reference Test Method
Min
Typ
N_END(1) Endurance
MIL-STD-883, Test Method 1033 1,000,000
T_DR(1)
Data Retention
MIL-STD-883, Test Method 1008
100
V_ZAP(1) ESD Susceptibility MIL-STD-883, Test Method 3015
2000
I_LTH(1)
Latch-Up
JEDEC Standard 17
100
Note:
(1) This parameter is tested initially and after a design or process change that affects the parameter.
Max Units
Cycles/Byte
Years
Volts
mA
Figure 1. Sychronous Data Timing
V_IH
CS
V_IL
V_IH
SCK
V_IL
V_IH
SI
VIL
t_CSS
t_WH
t_SU
t_H
VALID IN
V_OH
SO
V_OL
HI-Z
Note: Dashed Line= mode (1, 1)
Figure 2. HOLD Timing
CS
SCK
HOLD
SO
tCD
tHD
tHZ
t_CS
t_CSH
t_WL
t_RI
tFI
t_V
t_HO
t_DIS
HI-Z
tCD
tHD
HIGH IMPEDANCE
tLZ
7
Document No. 2017, Rev. D