HN27C256AG Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HN27C256AG

32768-word × 8-bit UV Erasable and Programmable ROM

Hitachi -> Renesas Electronics 

HN27C256AG Series

Mode Selection

Mode

CE

OE

A9

VPP

(20)

(22)

(24)

(1)

Read

VIL

VIL

Output disable

VIL

VIH

Standby

VIH

X

Program

VIL

VIH

Program verify

VIH

VIL

Optional verify

VIL

VIL

Program inhibit

VIH

VIH

Identifier

VIL

VIL

Notes: 1. × : Don’t care.

2. VH : 12.0 V ± 0.5 V.

X

VCC

X

VCC

X

VCC

X

VPP

X

VPP

X

VPP

X

VPP

VH*2

VCC

VCC

I/O

(28)

(11 – 13, 15 – 19)

VCC

Dout

VCC

High-Z

VCC

High-Z

VCC

Din

VCC

Dout

VCC

Dout

VCC

High-Z

VCC

Code

Absolute Maximum Ratings

Parameter

Symbol

All input and output voltage*1

Vin, Vout

A9 input voltage*1

VPP voltage*1

VCC voltage*1

Operating temperature range

VID

VPP

VCC

Topr

Storage temperature range

Tstg

Storage temperature range under bias Tbias

Notes: 1. Relative to VSS.

2. Vin, Vout, VID min = –1.0 V for pulse width ≤ 50 ns.

Value

–0.6*2 to +7.0

–0.6*2 to +13.5

–0.6 to +13.5

–0.6 to +7.0

0 to +70

–65 to +125

–10 to +80

Unit

V

V

V

V

°C

°C

°C

Capacitance (Ta = 25°C, f = 1 MHz)

Parameter

Input capacitance

Output capacitance

Symbol Min

Typ

Max

Unit

Test Conditions

Cin

—

4

8

pF

Vin = 0 V

Cout

—

8

12

pF

Vout = 0 V

4

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