AT24C32D-CUM-T datasheet(5/27 Pages) ATMEL

Part #	AT24C32D-CUM-T

Description	2-Wire Serial Electrically Erasable and Programmable Read-only Memory

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Manufacturer	ATMEL [ATMEL Corporation]

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5

8717B–SEEPR–6/10

Atmel AT24C32D/64D

Table 3-3.

AC Characteristics

Notes:

1. This parameter is ensured by characterization

2. AC measurement conditions:

R

L (connects to VCC): 1.3k (2.5V, 5.0V), 10k (1.7V)

Input pulse voltages: 0.3 V

CC to 0.7 VCC

Input rise and fall times:

 50ns

Input and output timing reference voltages: 0.5 V

CC

Applicable over recommended operating range from T

AI = -40Cto+85C, VCC = +1.7V to +5.5V, CL = 1 TTL Gate and

100pF (unless otherwise noted)

Symbol

Parameter

1.7V

5.0V

Min

Max

Min

Max

Units

f

SCL

Clock Frequency, SCL

400

1000

kHz

t

LOW

Clock Pulse Width Low

1.3

0.4

µs

t

HIGH

Clock Pulse Width High

0.6

0.4

µs

t

i

Noise Suppression Time(1)

100

50

ns

t

AA

Clock Low to Data Out Valid

0.05

0.9

0.05

0.55

µs

t

BUF

Time the bus must be free before a new

transmission can start(1)

1.3

0.5

µs

t

HD.STA

Start Hold Time

0.6

0.25

µs

t

SU.STA

Start Set-up Time

0.6

0.25

µs

t

HD.DAT

Data In Hold Time

0

µs

t

SU.DAT

Data In Set-up Time

100

ns

t

R

Inputs Rise Time(1)

0.3

µs

t

F

Inputs Fall Time(1)

300

100

ns

t

SU.STO

Stop Set-up Time

0.6

0.25

µs

t

DH

Data Out Hold Time

50

ns

t

WR

Write Cycle Time

5

ms

Endurance(1)

25°C, Page Mode, 3.3V

1,000,000

Write Cycles

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