LC35256D Просмотр технического описания (PDF) - SANYO -> Panasonic

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LC35256D

Dual Control Pins: OE and CE 256K (32768-word × 8-bit) SRAM

SANYO -> Panasonic 

LC35256D-10, LC35256DM, DT-70/10

Function Table

Mode

Read cycle

Write cycle

Output disable

Unselected

X : H or L

CE

OE

WE

I/O

L

L

H Data output

L

X

L Data input

L

H

H High-impedance

H

X

X High-impedance

Specifications

Absolute Maximum Ratings

Parameter

Maximum supply voltage

Input pin voltage

I/O pin voltage

Operating temperature

Storage temperature

Note *: –3.0 V for pulse widths of up to 30 ns.

Symbol

VCC max

VIN

VI/O

Topr

Tstg

Supply current

ICCA

ICCA

ICCA

ICCS

Conditions

I/O Capacitances at Ta = 25°C, f = 1 MHz

Parameter

Symbol

Conditions

I/O pin capacitance

CI/O VI/O = 0 V

Input pin capacitance

CIN

VIN = 0 V

Note: These parameters are not measured in all units, but rather are only measured in sampled units.

[5-V Operation]

DC Allowable Operating Ranges at Ta = –40 to +85°C, VCC = 4.5 to 5.5 V

Parameter

Symbol

Conditions

Supply voltage

VCC

Input voltages

VIH

VIL

Note *: –3.0 V for pulse widths of up to 30 ns.

DC Electrical Characteristics at Ta = –40 to +85°C, VCC = 4.5 to 5.5 V

Parameter

Symbol

Conditions

Input leakage current

ILI

VIN = 0 to VCC

Output leakage current

High-level output voltage

Low-level output voltage

Operating

current drain

TTL inputs

ILO

VOH

VOL

ICCA2

ICCA3

VCE = VIH or VOE = VIH or VWE = VIL, VI/O = 0 to VCC

IOH = –1.0 mA

IOL = 2.0 mA

VCE = VIL, II/O = 0 mA, VIN = VIH or VIL

VCE = VIL, VIN = VIH or VIL,

II/O = 0 mA, Duty 100%

min LC35256DM, DT-70

cycle LC35256D, DM, DT-10

1 µs cycle

Standby mode

current drain

VCC – 0.2 V/

0.2 V inputs

ICCS1

VCE ≥ VCC – 0.2 V,

VIN = 0 to VCC

Ta ≤ 25°C

Ta ≤ 60°C

Ta ≤ 85°C

TTL inputs

ICCS2 VCE = VIH, VIN = 0 to VCC

Note *: Reference value at Ta = 25°C, VCC = 5 V.

min

min

4.5

2.2

–0.3*

min

–1.0

–1.0

2.4

Ratings

Unit

7.0

V

–0.3* to VCC + 0.3

V

–0.3 to VCC + 0.3

V

–40 to +85

°C

–55 to +125

°C

Ratings

typ

6

6

Unit

max

10

pF

10

pF

Ratings

Unit

typ

max

5.0

5.5 V

VCC + 0.3

V

+0.8 V

Ratings

typ*

35

25

3.5

0.01

Unit

max

+1.0

µA

+1.0

µA

V

0.4

V

5.0 mA

40 mA

30 mA

6.0 mA

µA

1.0

µA

5.0

µA

1.0 mA

No. 5823-3/8

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