CY7C008 datasheet(6/19 Pages) CYPRESS

Il numero della parte	CY7C008

Spiegazioni elettronici	64K/128K x 8/9 Dual-Port Static RAM

PDF	19 Pages

Scroll/Zoom	100%

Produttore elettronici	CYPRESS [Cypress Semiconductor]

Homepage	http://www.cypress.com

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6 / 19 page

CY7C008/009

CY7C018/019

Document #: 38-06041 Rev. *C

Page 6 of 19

AC Test Loads (Applicable to -12 only)[12]

Notes:

11. Tested initially and after any design or process changes that may affect these parameters.

12. Test conditions: C = 0 pF.

AC Test Loads and Waveforms

3.0V

GND

90%

10%

3ns

3 ns

10%

ALL INPUT PULSES

(a) Normal Load (Load 1)

R1 = 893

Ω

OUTPUT

R2 = 347

Ω

C= 30 pF

VTH =1.4V

OUTPUT

C= 30 pF

(b) Thévenin Equivalent (Load 1)

R1 = 893

Ω

R2 = 347

Ω

OUTPUT

C= 5 pF

RTH = 250Ω

≤

(Used for tLZ, tHZ, tHZWE, & tLZWE

including scope and jig)

VTH =1.4V

OUTPUT

(a) Load 1 (-12 only)

R = 50

Ω

(b) Load Derating Curve

Capacitance (pF)

0.00

0.10

0.20

0.30

0.40

0.50

0.60

0.70

0.80

0.90

1.00

Z0 = 50Ω

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