IDT70V659S 데이터 시트보기 (PDF) - Unspecified

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IDT70V659S

HIGH-SPEED 3.3V 128K x 36 ASYNCHRONOUS DUAL-PORT STATIC RAM

Unspecified 

IDT70V659S

High-Speed 3.3V 128K x 36 Asynchronous Dual-Port Static RAM

AC Test Conditions (VDDQ - 3.3V/2.5V)

Input Pulse Levels

GND to 3.0V / GND to 2.5V

Input Rise/Fall Times

2ns Max.

Input Timing Reference Levels

1.5V/1.25V

Output Reference Levels

1.5V/1.25V

Output Load

Figures 1 and 2

4869 tbl 11

Preliminary

Industrial and Commercial Temperature Ranges

2.5V

DATAOUT

770Ω

833Ω

5pF*

DATAOUT

50Ω

50Ω

10pF

(Tester)

Figure 1. AC Output Test load.

,

3.3V

,

1.5V/1.25

4869 drw 03

DATAOUT

435Ω

590Ω

5pF*

,

4869 drw 04

Figure 2. Output Test Load

(For tCKLZ, tCKHZ, tOLZ, and tOHZ).

*Including scope and jig.

10.5pF is the I/O capacitance of this

device, and 10pF is the AC Test Load

Capacitance.

7

6

5

∆tAA

4

(Typical, ns) 3

2

1

-1

•

•

•

20.5 30 50

•

80 100

200

,

Capacitance (pF)

4869 drw 05

Figure 3. Typical Output Derating (Lumped Capacitive Load).

9

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