X5323ZG Ver la hoja de datos (PDF) - Intersil

Número de pieza

componentes Descripción

Fabricante

X5323ZG

CPU Supervisor with 32Kb SPI EEPROM

Intersil 

X5323, X5325

Figure 3. VTRIP Programming Sequence Flow Chart

VTRIP Programming

Execute

Reset VTRIP

Sequence

Set VCC = VCC Applied =

Desired VTRIP

New VCC Applied =

Old VCC Applied + Error

Execute

Set VTRIP

Sequence

Apply 5V to VCC

Decrement VCC

(VCC = VCC - 10mV)

New VCC Applied =

Old VCC Applied - Error

Execute

Reset VTRIP

Sequence

NO

RESET pin

goes active?

YES

Error ≤ Emax

Emax = Maximum Desired Error

Measured VTRIP -

Desired VTRIP

Error ≥ Emax

Error < Emax

DONE

Figure 4. Sample VTRIP Reset Circuit

4.7K

VTRIP

Adj.

Program

NC

+

1

8

2

7

3 X5323/25 6

4

5

VP

NC 4.7K

RESET

NC

10K

10K

Reset VTRIP

Test VTRIP

Set VTRIP

6

FN8131.1

October 27, 2005

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