AT24C32A_08 datasheet(5/18 Pages) ATMEL

Part #	AT24C32A

Description	Two-wire Automotive Serial EEPROM 32K (4096 x 8) 64K (8192 x 8)

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Manufacturer	ATMEL [ATMEL Corporation]

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5

5120D–SEEPR–6/08

AT24C32A/64A

Notes:

1. This parameter is ensured by characterization only.

Table 4. AC Characteristics

Applicable over recommended operating range from T

A = –40°C to +125°C, VCC = +2.7V to +5.5V, CL = 1 TTL Gate and

100 pF (unless otherwise noted)

Symbol

Parameter

AT24C32A/AT24C64A

Units

2.7V – 5.5V

Min

Max

f

SCL

Clock Frequency, SCL

400

kHz

tLOW

Clock Pulse Width Low

1.2

µs

tHIGH

Clock Pulse Width High

0.6

µs

t

I

Noise Suppression Time(1)

50

ns

tAA

Clock Low to Data Out Valid

0.1

0.9

µs

t

BUF

Time the bus must be free

before a new transmission

can start(1)

1.2

µs

tHD.STA

Start Hold Time

0.6

µs

t

SU.STA

Start Set-up Time

0.6

µs

tHD.DAT

Data In Hold Time

0

µs

tSU.DAT

Data In Set-up Time

100

ns

t

R

(1)

Inputs Rise Time

0.3

µs

tF

(1)

Inputs Fall Time

300

ns

t

SU.STO

Stop Set-up Time

0.6

µs

t

DH

Data Out Hold Time

50

ns

tWR

Write Cycle Time

5

ms

Endurance(1)

5.0V, 25

⋅C, Page Mode

1M

Write Cycles

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