CDP1822E datasheet(3/8 Pages) INTERSIL

Part #	CDP1822E

Description	256-Word x 4-Bit LSI Static RAM

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Manufacturer	INTERSIL [Intersil Corporation]

Direct Link	http://www.intersil.com/cda/home

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3 / 8 page

6-13

Operating Current

(Note 2)

IDD1

-

0, 5

5

-

4

8

-

4

8

mA

-

0, 10

10

-

8

16

-

mA

Three-State Output

Leakage Current

IOUT

0, 5

5

-

±5-

-

±5

µA

0, 10

10

-

±10

-

µA

Input Capacitance

CIN

----

5

7.5

-

5

7.5

pF

Output Capacitance

COUT

----

10

15

-

10

15

pF

NOTES:

1. Typical values are for TA = +25

oC and nominal V

DD.

2. Outputs open circuited; Cycle time = 1

µs.

Dynamic Electrical Speciﬁcations At TA + -40 to +85oC, VDD ±5%, Input tR, tF = 20ns, VIH = 0.7 VDD, VIL = 0.3 VDD,

CL = 100 pF

PARAMETER

TEST

CONDITIONS

LIMITS

UNITS

VDD

(V)

CD1822

CDP1822C

(NOTE 1)

MIN

(NOTE 2)

TYP

MAX

(NOTE 1)

MIN

(NOTE 2)

TYP

MAX

Read Cycle Times (Figure 1)

Read Cycle

tRC

5

450

-

450

-

ns

10

250

-

ns

Access from Address

tAA

5

-

250

450

-

250

450

ns

10

-

150

250

-

ns

Output Valid from Chip-Select 1

tDOA1

5

-

250

450

-

250

450

ns

10

-

150

250

-

ns

Output Valid from Chip-Select 2

tDOA2

5

-

250

450

-

250

450

ns

10

-

150

250

-

ns

Output Valid from Output Disable tDOA3

5

-

200

-

200

ns

10

-

110

-

ns

Output Hold from Chip-Select 1

tDOH1

520

-

20

-

ns

10

20

-

ns

Output Hold from Chip-Select 2

tDOH2

520

-

20

-

ns

10

20

-

ns

Output Hold from Output Disable tDOH3

520

-

20

-

ns

10

20

-

ns

NOTES:

1. Time required by a limit device to allow for indicated function.

2. Typical values are for TA = 25

oC and nominal V

DD.

Static Electrical Speciﬁcations

At TA = -40

oC to +85oC, Except as Noted (Continued)

PARAMETER

SYMBOL

CONDITIONS

LIMITS

UNITS

VO

(V)

VIN

(V)

VDD

(V)

CDP1822

CDP1822C

MIN

(NOTE 1)

TYP

MAX

MIN

(NOTE 1)

TYP

MAX

CDP1822, CDP1822C

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