HD6432142 datasheet(877/1177 Pages) RENESAS

877 / 1177 page

Section 26 Electrical Characteristics

Rev. 4.00 Sep 27, 2006 page 833 of 1130

REJ09B0327-0400

Table 26.29 Flash Memory Characteristics (Programming/erasing operating range)

Conditions (5 V version): V

CC = 4.0 V to 5.5 V, VSS = 0 V, Ta = –20 to +75°C (regular

specifications), T

a = –40 to +85°C (wide-range specifications)

(3 V version): V

CC = 3.0 V to 3.6V, VSS = 0 V, Ta = –20 to 75°C

Item

Symbol

Min

Typ

Max

Unit

Test

Condition

Programming time*

*2 *4

—

200

ms/

128 bytes

Erase time*

*3 *6

—

100

1200

ms/

block

Reprogramming count

WEC

100*

10000*

—Times

Data retention time*

DRP

—

Years

Programming Wait time after SWE-bit setting*

—

µs

Wait time after PSU-bit setting*

y50

—

µs

≤ n ≤ 6

Wait time after P-bit setting*

198

200

202

µs

≤ n ≤ 1000

µs

Additional

writing

Wait time after P-bit clear*

5—

—

µs

Wait time after PSU-bit clear*

5—

—

µs

Wait time after PV-bit setting*

4—

—

µs

Wait time after dummy write*

2—

—

µs

Wait time after PV-bit clear*

2—

—

µs

Wait time after SWE-bit clear*

100

—

µs

Maximum programming

count*

*4 *5

—

1000

Times

Erase

Wait time after SWE-bit setting*

—

µs

Wait time after ESU-bit setting*

100

—

µs

Wait time after E-bit setting*

—

100

Wait time after E-bit clear*

—

µs

Wait time after ESU-bit clear*

—

µs

Wait time after EV-bit setting*

—

µs

Wait time after H'FF dummy

write*

2—

—

µs

Wait time after EV-bit clear*

4—

—

µs

Wait time after SWE-bit clear*

100

—

µs

Maximum erase count*

*6 *7

—

120

Times

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