Datasheet > 28F400BV-T

28F400BV-T

更新时间： 2022-01-19 14:28:00

品牌	Logo	应用领域
其他 - ETC		闪存
页数	文件大小	规格书
57页	655K
描述
4-MBIT (256K X 16. 512K X 8) SmartVoltage BOOT BLOCK FLASH MEMORY FAMILY

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28F400BV-T 数据手册

4-MBIT SmartVoltage BOOT BLOCK FAMILY

Table 21. AC Characteristics: WE#-Controlled Write Operations⁽¹⁾(Extended Temperature)

Prod

TBE-120

TBV-80

TBE-120

Sym

Parameter

V_CC

2.7V–3.6V⁽⁹⁾3.3±0.3V⁽⁹⁾5V±10%⁽¹⁰⁾

Unit

Load

50 pF 50 pF 100 pF

Notes Min Max Min Max Min Max

t_AVAV

Write Cycle Time

120

0.8

110

0.8

t_PHWL

RP# High Recovery to WE#

Going Low

0.45

µs

t_ELWL

CE# Setup to WE# Going Low

t_PHHWH

Boot Block Lock Setup to WE#

Going High

6,8

5,8

200

100

t_VPWH

V_PPSetup to WE#

Going High

200

100

t_AVWH

Address Setup to WE# Going

High

t_DVWH

t_WLWH

t_WHDX

t_WHAX

Data Setup to WE# Going High

WE# Pulse Width

Data Hold Time from WE# High

Address Hold Time from WE#

High

t_WHEH

t_WHWL

t_WHQV1

t_WHQV2

CE# Hold Time from WE# High

WE# Pulse Width High

µs

Word/Byte Program Time

Erase Duration (Boot)

2,5,8

2,5,

6, 8

0.3

Erase Duration (Param)

Erase Duration (Main)

t_WHQV3

t_WHQV4

t_QVVL

2,5,8

5,8

0.3

0.6

0.3

0.6

0.3

0.6

V_PPHold from Valid SRD

RP# V_HHHold from Valid SRD

Boot-Block Lock Delay

t_QVPH

t_PHBR

6,8

7,8

200

100

PRELIMINARY

1...49 50 515253 54 55...57

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