HM514400BL Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HM514400BL

1,048,576-word × 4-bit Dynamic Random Access Memory

Hitachi -> Renesas Electronics 

HM514400B/BL, HM514400C/CL Series

Capacitance (Ta = 25°C, VCC = 5 V ± 10%)

Parameter

Symbol

Typ

Max

Unit

Notes

Input capacitance (Address)

CI1

—

5

Input capacitance (Clocks)

CI2

—

7

Output capacitance

(Data-in, Data-out)

CI/O

—

7

pF

1

pF

1

pF

1, 2

Notes: 1. Capacitance measured with Boonton Meter or effective capacitance measuring method.

2. CAS = VIH to disable Dout.

AC Characteristics (Ta = 0 to +70°C, VCC = 5 V ± 10%, VSS = 0 V) *1, *14, *15, *16

Test Conditions

• Input rise and fall times : 5 ns

• Input timing reference levels : 0.8 V, 2.4 V

• Output load : 2 TTL gate + CL (100 pF) (Including scope and jig)

8

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