X5328PI-2.7A データシートの表示（PDF） - Renesas Electronics

部品番号

コンポーネント説明

メーカー

X5328PI-2.7A

CPU Supervisor with 32Kbit SPI EEPROM

Renesas Electronics 

X5328, X5329 (Replaces X25328, X25329)

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

3

X5328/29

7

6

4

5

VP

NC 4.7K

RESET

NC

10K

10K

Reset VTRIP

Test VTRIP

Set VTRIP

FN8132 Rev 2.00

October 16, 2015

Page 5 of 21

Share Link: