STR91XF datasheet(54/72 Pages) STMICROELECTRONICS

部件名	STR91XF

功能描述	ARM966E-S 16/32-Bit Flash MCU with Ethernet, USB, CAN, AC Motor Control, 4 Timers, ADC, RTC, DMA

PDF	72 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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54 / 72 page

Electrical characteristics

STR91xF

54/72

6.10

Flash memory characteristics

VDDQ = 2.7 - 3.6V, VDD = 1.65 - 2V, TA = -40 / 85 °C unless otherwise specified.

Table 14.

Flash memory program/erase characteristics

Notes: 1 STR91xFx44 devices have 512 Kbytes primary Flash, STR91xFx32 devices have 256 Kbytes

primary Flash

2VDD = 1.8V, VDDQ = 3.3V, TA = 25°C.

Table 15.

Flash memory endurance

Parameter

Test Conditions

Value

Unit

Typ2)

Typ after

100K W/E

cycles2)

Max

Bank erase

Primary Bank

(512 Kbytes)1)

7TBD

TBD

Primary Bank

(256 Kbytes)1)

4TBD

TBD

Secondary Bank

(32 Kbytes)

700

TBD

Sector erase

Of Primary Bank

(64 Kbytes)

1200

TBD

Of Secondary Bank

(8 Kbytes)

300

TBD

Bank program

Primary Bank

(512 Kbytes)1)

3700

TBD

Primary Bank

(256 Kbytes)1)

1900

TBD

Secondary Bank

(32 Kbytes)

250

TBD

Sector program

Of Primary Bank

(64 Kbytes)

600

TBD

Of Secondary Bank

(8 Kbytes)

TBD

Word program

TBD

µs

Sector erase

timeout

TBD

µs

Parameter

Test Conditions

Value

Unit

Min

Typ

Max

Program/erase cycles

Per word

100K

cycles

Data retention

years

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