X5643 Ver la hoja de datos (PDF) - Intersil

Número de pieza

componentes Descripción

Fabricante

X5643

CPU Supervisor with 64Kbit SPI EEPROM

Intersil 

X5643, X5645

Figure 3. VTRIP Programming Sequence Flow Chart

VTRIP Programming

New VCC Applied =

Old VCC Applied + Error

Execute

Reset VTRIP

Sequence

Set VCC = VCC Applied =

Desired VTRIP

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

4

FN8135.1

July 18, 2005

Share Link: