cat5251 Catalyst Semiconductor, cat5251 Datasheet - Page 5

• Manufacturer Part Number: cat5251
• Description: Quad Digitally Programmable Potentiometer Dpp? With 256 Taps And Spi Interface
• Manufacturer: Catalyst Semiconductor

CAT5251
PIN CAPACITANCE
Applicable over recommended operating range from T
A.C. CHARACTERISTICS
Over recommended operating conditions unless otherwise stated.
POWER UP TIMING
Over recommended operating conditions unless otherwise stated.
XDCP TIMING
Notes:
(1) This parameter is tested initially and after a design or process change that affects the parameter.
(2) t
© Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
Symbol
Symbol
Symbol
t
t
Symbol
PUR
PUW
t
C
t
WRPO
t
f
t
t
t
C
t
t
t
t
t
RI
t
t
t
t
WRL
SCK
t
FI
CSS
CSH
t
WH
DIS
OUT
SU
WL
HD
CD
t
HO
CS
PUR
HZ
LZ
H
V
IN
(1)
(1)
and t
PUW
Parameter
Data Setup Time
Data Hold Time
SCK High Time
SCK Low Time
Clock Frequency
¯¯¯¯¯ to Output Low Z
HOLD
Input Rise Time
Input Fall Time
¯¯¯¯¯ Setup Time
HOLD
¯¯¯¯¯ Hold Time
HOLD
Output Valid from Clock Low
Output Hold Time
Output Disable Time
¯¯¯¯¯ to Output High Z
HOLD
¯¯¯ High Time
¯¯¯ Setup Time
¯¯¯ Hold Time
Parameter
Wiper Response Time After Power Supply Stable
Wiper Response Time After Instruction Issued
Parameter
Output Capacitance (SO)
Input Capacitance (CS
Parameter
Power-up to Read Operation
Power-up to Write Operation
CS
CS
CS
are the delays required from the time V
(1)
(1)(2)
¯¯¯ , SCK, SI, WP
¯¯¯ , HOLD
CC
is stable until the specified operation can be initiated.
¯¯¯¯¯ , A0, A1)
A
= 25ºC, f = 1.0MHz, V
5
Test Conditions
C
L
Min
= 50pF
5
5
Test Conditions
Max
10
10
V
V
OUT
IN
= 0V
CC
= 0V
Units
µs
µs
= +5.0V (unless otherwise noted).
Min
125
125
100
100
250
250
250
Min
DC
50
50
0
Min
Typ
Typ
Typ
Doc. No. MD-2017 Rev. F
Max
Max
200
250
100
50
Max
3
2
2
1
1
8
6
Units
Units
MHz
Units
ms
ms
ns
ns
ns
ns
ns
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
pF
pF