CY7C026A-20AC(2000) 데이터 시트보기 (PDF) - Cypress Semiconductor

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CY7C026A-20AC
(Rev.:2000)

16K x 16/18 Dual-Port Static RAM

Cypress Semiconductor 

CY7C026A

CY7C036A

AC Test Loads and Waveforms

5V

OUTPUT

C = 30 pF

R1 = 893Ω

R2 = 347Ω

OUTPUT

RTH = 250Ω

C = 30 pF

OUTPUT

VTH = 1.4V

C = 5 pF

5V

R1 = 893Ω

R2 = 347Ω

(a) Normal Load (Load 1)

(b) Thévenin Equivalent (Load 1)

AC Test Loads (Applicable to -12 only)[8]

(c) Three-State Delay (Load 2)

(Used for tLZ, tHZ, tHZWE, & tLZWE

including scope and jig)

OUTPUT

Z0 = 50Ω R = 50Ω

C

VTH = 1.4V

(a) Load 1 (-12 only)

ALL INPUT PULSES

3.0V

GND

10%

90%

90%

10%

≤ 3 ns

≤ 3 ns

1 .00

0.90

0.80

0.70

0.60

0.50

0.40

0.30

0.20

0.1 0

0.00

10

15

20

25

30

35

Capacitance (pF)

(b) Load Derating Curve

Note:

8. Test Conditions: C = 10 pF.

6

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