CAT5111 Ver la hoja de datos (PDF) - Catalyst Semiconductor => Onsemi

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componentes Descripción

Fabricante

CAT5111

100-Tap Digitally Programmable Potentiometer (DPP™) with Buffered Wiper

Catalyst Semiconductor => Onsemi 

AC CONDITIONS OF TEST

VCC Range

Input Pulse Levels

Input Rise and Fall Times

Input Reference Levels

2.5V ≤ VCC ≤ 6V

0.2VCC to 0.7VCC

10ns

0.5VCC

AC OPERATING CHARACTERISTICS

VCC = +2.5V to +6.0V, VH = VCC, VL = 0V, unless otherwise specified

Symbol Parameter

Min

tCI

C¯¯S to I¯N¯C¯ Setup

100

tDI

U/D¯ to I¯N¯C¯ Setup

50

tID

U/D¯ to I¯N¯C¯ Hold

100

tIL

I¯N¯C¯ LOW Period

250

tIH

I¯N¯C¯ HIGH Period

250

tIC

I¯N¯C¯ Inactive to C¯¯S Inactive

1

tCPH C¯¯S Deselect Time (NO STORE)

100

tCPH C¯¯S Deselect Time (STORE)

10

tIW

I¯N¯C¯ to VOUT Change

–

tCYC I¯N¯C¯ Cycle Time

1

tR, tF(2) I¯N¯C¯ Input Rise and Fall Time

–

tPU(2) Power-up to Wiper Stable

–

tWR Store Cycle

–

A.C. TIMING

CAT5111

Typ (1)

–

–

–

–

–

–

–

–

1

–

–

–

5

Max

–

–

–

–

–

–

–

–

5

–

500

1

10

Units

ns

ns

ns

ns

ns

µs

ns

ms

µs

µs

µs

ms

ms

CS

tCYC

tCI

tIL

tIH

tIC

INC

tDI tID

U /D

(store)

tCPH

90% 90%

10%

tF

tR

tIW

RWB

MI(3)

Notes:

(1) Typical values are for TA = 25ºC and nominal supply voltage.

(2) This parameter is periodically sampled and not 100% tested.

(3) MI in the A.C. Timing diagram refers to the minimum incremental change in the W output due to a change in the wiper position.

© Catalyst Semiconductor, Inc.

5

Characteristics subject to change without notice

Doc. No. MD-2008 Rev. Q

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