PCB2421 datasheet(13/24 Pages) PHILIPS

13 / 24 page

1997 Apr 01

Philips Semiconductors

Preliminary speciﬁcation

1K dual mode serial EEPROM

PCB2421

LIMITING VALUES

In accordance with the Absolute Maximum Rating System (IEC 134).

Note

1. Human body model: equivalent to discharging a 100 pF capacitor through a 1.5 k

Ω series resistor.

DC CHARACTERISTICS

VDD = 4.5 to 5.5 V; VSS =0V; Tamb =0to+70 °C; unless otherwise speciﬁed.

EEPROM CHARACTERISTICS

VDD = 4.5 to 5.5 V; VSS =0V; Tamb =0to+70 °C; unless otherwise speciﬁed.

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

VDD

supply voltage

−0.3

+7.0

input voltage on any pin

measured via 500

Ω resistor

−0.5

VDD(max) + 0.5

DC input current

−10

+10

DC output current

−10

+10

Ptot

total power dissipation

−

150

power dissipation per output

−

Tstg

storage temperature

without EEPROM retention

−65

+150

°C

with EEPROM retention

−65

+70

°C

Tamb

operating ambient temperature

+70

°C

Ves

electrostatic discharge

note 1

−2000

+2000

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

VDD

supply voltage

4.5

−

5.5

VIH

HIGH level input voltage (pins 3,

5 and 6)

0.7VDD −−

VIL

LOW level input voltage (pins 3,

5 and 6)

−−

0.3VDD V

VIH(7)

HIGH level input voltage (pin 7)

2.0

−−

VIL(7)

LOW level input voltage (pin 7)

−−

0.8

VOL

LOW level output voltage

IOL = 3 mA; VDD = 4.5 V

−−

0.4

ILI

input leakage current

VI = 0 to 5.5 V

−10

−

+10

µA

ILO

output leakage current

VO = 0 to 5.5 V

−10

−

+10

µA

IDD(write)

operating write current

fSCL = 100 kHz; VDD = 5.5 V

−−

1000

µA

IDD(read)

operating read current

fSCL = 100 kHz; VDD = 5.5 V

−−

400

µA

IDD(st)

standby current

VDD = 5.5 V; DDC2B mode;

VCLK = SDA = SCL = VDD

−−

µA

SYMBOL

PARAMETER

MIN.

MAX.

UNIT

tWR

EEPROM write time

−

NCYC

EEPROM endurance

10000

−

E/W cycles

tRET

EEPROM retention

−

years

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