Ac electrical characteristics, Capacitance, Thermal resistance – Cypress CY7C1318CV18-200BZI User Manual

Page 19: Electrical characteristics

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CY7C1318CV18
CY7C1320CV18

Document Number: 001-07160 Rev. *F

Page 19 of 26

I

SB1

Automatic Power Down

Current

Max V

DD

,

Both Ports Deselected,

V

IN

≥ V

IH

or V

IN

≤ V

IL

f = f

MAX

= 1/t

CYC

,

Inputs Static

267 MHz (x18)

315

mA

(x36)

330

250 MHz (x18)

300

(x36)

320

200 MHz (x18)

290

(x36)

300

167 MHz (x18)

285

(x36)

295

AC Electrical Characteristics

Over the Operating Range

[11]

Parameter

Description

Test Conditions

Min

Typ

Max

Unit

V

IH

Input HIGH Voltage

V

REF

+ 0.2

V

V

IL

Input LOW Voltage

V

REF

– 0.2

V

Capacitance

Tested initially and after any design or process change that may affect these parameters.

Parameter

Description

Test Conditions

Max

Unit

C

IN

Input

Capacitance

T

A

= 25

°C, f = 1 MHz, V

DD

= 1.8V, V

DDQ

= 1.5V

5

pF

C

CLK

Clock Input Capacitance

6

pF

C

O

Output Capacitance

7

pF

Thermal Resistance

Tested initially and after any design or process change that may affect these parameters.

Parameter

Description

Test Conditions

165 FBGA

Package

Unit

Θ

JA

Thermal Resistance

(Junction to Ambient)

Test conditions follow standard test methods and

procedures for measuring thermal impedance, in

accordance with EIA/JESD51.

18.7

°C/W

Θ

JC

Thermal Resistance

(Junction to Case)

4.5

°C/W

Figure 4. AC Test Loads and Waveforms

Electrical Characteristics

(continued)

DC Electrical Characteristics

Over the Operating Range

[12]

Parameter

Description

Test Conditions

Min

Typ

Max

Unit

1.25V

0.25V

R = 50

Ω

5 pF

INCLUDING

JIG AND

SCOPE

ALL INPUT PULSES

Device

R

L

= 50

Ω

Z

0

= 50

Ω

V

REF

= 0.75V

V

REF

= 0.75V

[20]

0.75V

Under
Test

0.75V

Device
Under
Test

OUTPUT

0.75V

V

REF

V

REF

OUTPUT

ZQ

ZQ

(a)

Slew Rate = 2 V/ns

RQ =
250

Ω

(b)

RQ =
250

Ω

Note

20. Unless otherwise noted, test conditions assume signal transition time of 2V/ns, timing reference levels of 0.75V, V

REF

= 0.75V, RQ = 250

Ω, V

DDQ

= 1.5V, input pulse

levels of 0.25V to 1.25V, and output loading of the specified I

OL

/I

OH

and load capacitance shown in (a) of

AC Test Loads and Waveforms

.

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