Datasheet > 27LC128-17SO

27LC128-17SO

更新时间： 2022-11-27 08:56:19

品牌	Logo	应用领域
美国微芯 - MICROCHIP		可编程只读存储器电动程控只读存储器
页数	文件大小	规格书
12页	65K
描述
128K (16K x 8) CMOS EPROM

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27LC128-17SO 数据手册

27C128

TABLE 1-3:

READ OPERATION AC CHARACTERISTICS

AC Testing Waveform:

Output Load:

VIH = 2.4V and VIL = 0.45V; VOH = 2.0V VOL = 0.8V

1 TTL Load + 100 pF

Input Rise and Fall Times: 10 ns

Ambient Temperature: Commercial:

Industrial:

Extended (Automotive): Tamb = -40°C to +125°C

Tamb = 0˚C to +70˚C

Tamb = -40˚C to +85˚C

27C128-12 27C128-15 27C128-17 27C128-20 27C128-25

Min Max Min Max Min Max Min Max Min Max

Parameter

Sym

Units Conditions

Address to Output Delay tACC

—

120

—

150

—

170

—

200

—

250

100

ns CE=OE=VIL

ns OE=VIL

ns CE=VIL

CE to Output Delay

OE to Output Delay

tCE

tOE

CE or OE to O/P High

Impedance

tOFF

Output Hold from

tOH

—

Address CE or OE,

whichever occurs ﬁrst

FIGURE 1-1: READ WAVEFORMS

VIH

Address Valid

Address

VIL

VIH

VIL

tCE(2)

VIH

VIL

tOFF(1,3)

tOH

tOE(2)

VOH

Outputs

O0 - O7

High Z

Valid Output

VOL

tACC

Notes: (1) tOFF is specified for OE or CE, whichever occurs first

(2) OE may be delayed up to tCE - tOE after the falling edge of CE without impact on tCE

(3) This parameter is sampled and is not 100% tested.

1996 Microchip Technology Inc.

DS11003K-page 3

1 234 5 6 7...12

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