BR24T16FVJ-W 데이터 시트보기 (PDF) - ROHM Semiconductor

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BR24T16FVJ-W

Serial EEPROM Series Standard EEPROM I2C BUS EEPROM (2-Wire)

ROHM Semiconductor 

BR24T16-W

AC Characteristics (Unless otherwise specified, Ta=-40ºC to +85ºC, Vcc=1.6V to 5.5V)

Parameter

Limit

Symbol

Min

Typ

Max

Clock Frequency

fSCL

-

-

400

Data Clock High Period

tHIGH

0.6

-

-

Data Clock Low Period

tLOW

1.2

-

-

SDA,SCL(INPUT) Rise Time (1)

tR

-

-

1.0

SDA,SCL (INPUT)Fall Time (1)

tF1

-

-

1.0

SDA(OUTPUT)Fall Time (1)

tF2

-

-

0.3

Start Condition Hold Time

tHD:STA

0.6

-

-

Start Condition Setup Time

tSU:STA

0.6

-

-

Input Data Hold Time

tHD:DAT

0

-

-

Input Data Setup Time

tSU:DAT

100

-

-

Output Data Delay Time

tPD

0.1

-

0.9

Output Data Hold Time

tDH

0.1

-

-

Stop Condition Setup Time

tSU:STO

0.6

-

-

Bus Free Time

tBUF

1.2

-

-

Write Cycle Time

tWR

-

-

5

Noise Spike Width (SDA and SCL)

tI

-

-

0.1

WP Hold Time

tHD:WP

1.0

-

-

WP Setup Time

tSU:WP

0.1

-

-

WP High Period

tHIGH:WP

1.0

-

-

(1) Not 100% TESTED.

Condition Input Data Level:VIL=0.2×Vcc VIH=0.8×Vcc

Input Data Timing Reference Level: 0.3×Vcc/0.7×Vcc

Output Data Timing Reference Level: 0.3×Vcc/0.7×Vcc

Rise/Fall Time : ≦20ns

Datasheet

Unit

kHz

µs

µs

µs

µs

µs

µs

µs

ns

ns

µs

µs

µs

µs

ms

µs

µs

µs

µs

Serial Input / Output Timing

tR

tF1

tHIGH

SCL

70%

SDA

(I入N力PU) T)

tHD:STA

70%

30%

tBUF

70%

70% 70%

30%

30%

tSU:DAT

tLOW

70%

tPD

70%

30%

70%

30%

tHD:DAT

70%

30%

tDH

SDA

(OU(出TP力U)T)

70%

30%

30%

S(oDuAtput)○Input

read

at

the

rise

edge

of

SCL 70%

30%

70%

30%

○Data output in sync with the fall of SCL

70%

30%

tF2

Figure 2-(a). Serial Input / Output Timing

70%

DATA(1)

D1

D0 ACK

DATA(n)

ACK

70%

tWR

30%

30%

ttSSUU::WWPP

tHD:WPP

SSTTOOPP CCOONNDDIITTIIOONN

Figure 2-(d). WP Timing at Write Execution

70%

70%

70%

tSU:STA

tHD:STA

70%

30%

START CONDITION

tSU:STO

30%

STOP CONDITION

30%

30%

FigureS2TA-RT(bCO)N.DITSIONtart-Stop Bit Timing STOP CONDITION

DDAATTAA((11))

DDAATTAA((nn))

DD11

DD00 AACCKK

ttHHIIGGHH::WWPP

Fig1-(4) Write7700c%%ycle tim77i00n%%g

AACCKK

7700%%

ttWWRR

Fig1-(5) WP timing at write execution

Fig1F-i(g6u) reWP2-t(imei)n.gWatPwTritime cinangcealt Write Cancel

D0

write data

(n-th address)

ACK

70%

70%

tWR

STOP CONDITION START CONDITION

Figure 2-(c). Write Cycle Timing

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TSZ22111･15･001

Fig1-(5) WP timing at write execution

Fig1-(6) WP timing at write cancel

3/35

TSZ02201-0R2R0G100110-1-2

30.Aug.2017 Rev.006

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