951

Specifications HS-82C54RH

Command Recovery Time

TRHRL

VDD = 4.5V

9, 10, 11

320

-

ns

WRITE CYCLE

Address Stable Before WR

TAVWL

VDD = 4.5V

9, 10, 11

-

ns

CS Stable Before WR

TSLWL

VDD = 4.5V

9, 10, 11

-

ns

Address Hold Time After WR

TWHAX

VDD = 4.5V

9, 10, 11

-

ns

WR Pulse Width

TWLWH

VDD = 4.5V

9, 10, 11

240

-

ns

Data Setup Time Before WR

TDVWH

VDD = 4.5V

9, 10, 11

225

-

ns

Data Hold Time After WR

TWHDX

VDD = 4.5V

9, 10, 11

-

ns

Command Recovery Time

TWHWL

VDD = 4.5V

9, 10, 11

320

-

ns

CLOCK AND GATE

Clock Period

TCLCL

VDD = 4.5V

9, 10, 11

200

-

ns

High Pulse Width

TCHCL

VDD = 4.5V

9, 10, 11

100

-

ns

Low Pulse Width

TCLCH

VDD = 4.5V

9, 10, 11

100

-

ns

Gate Width High

TGHGL

VDD = 4.5V

9, 10, 11

-

ns

Gate Width Low

TGLGH

VDD = 4.5V

9, 10, 11

-

ns

Gate Setup Time to CLK

TGVCH

VDD = 4.5V

9, 10, 11

-

ns

Gate Hold Time After CLK

TCHGX

VDD = 4.5V

9, 10, 11

-

ns

Output Delay from CLK

TCLOV

VDD = 4.5V

9, 10, 11

-

240

ns

Output Delay from Gate

TGLOV

VDD = 4.5V

9, 10, 11

-

200

ns

Data Delay from Address Read

TAVAV

VDD = 4.5V

9, 10, 11

-

275

ns

Output Delay from WR High

TWHOV

VDD = 4.5V

9, 10, 11

-

260

ns

TABLE 3. ELECTRICAL PERFORMANCE CHARACTERISTICS

PARAMETER

SYMBOL

CONDITIONS

TEMPERATURE

LIMITS

UNITS

MIN

MAX

Input Capacitance

CIN

VDD = Open, f = 1MHz,

All measurements referenced to device ground.

-

15

pF

Output Capacitance

COUT

VDD = Open, f = 1MHz,

All measurements referenced to device ground.

-

15

pF

I/O Capacitance

COUT

VDD = Open, f = 1MHz,

All measurements referenced to device ground.

-

20

pF

TIMING REQUIREMENTS

RD/ to Data Float

TRHDZ

VDD = 4.5V and 5.5V

8

145

ns

TIMING RESPONSES

Clock Rise Time

TCH1CH2

VDD = 4.5V and 5.5V, 1.0V to 3.5V

-

25

ns

Clock Fall Time

TCL1CL2

VDD = 4.5V and 5.5V, 3.5V to 1.0V

-

25

ns

NOTE: The parameters listed are controlled via design or process parameters and are not directly tested. These parameters are character-

ized upon initial design release and upon design changes which would affect these characteristics.

TABLE 2. AC ELECTRICAL PERFORMANCE CHARACTERISTICS (Continued)

AC’s Tested at Worst Case VDD (s), Guaranteed Over Full Operating Range.

PARAMETER

SYMBOL

CONDITIONS

GROUP A

SUBGROUPS

TEMPERATURE

LIMITS

UNITS

MIN

MAX

Spec Number

518059