11

3474E–CNFG–2/08

AT17F16A

Notes:

1. AC test lead = 50 pF.

2. Float delays are measured with 5 pF AC loads. Transition is measured ± 200 mV from steady-state active levels.

Note:

1. Airflow = 0 ft/min.

16.1

AC Characteristics When Cascading

Symbol

Description

AT17F16A

Units

Min

Max

T

CDF

(3)

DCLK to Data Float Delay

Commercial

–

50

ns

Industrial

–

50

ns

T

OCK

(2)

DCLK to nCASC Delay

Commercial

–

50

ns

Industrial

–

55

ns

T

OCE

(2)

nCS to nCASC Delay

Commercial

–

35

ns

Industrial

–

40

ns

T

OOE

(2)

RESET/OE to nCASC Delay

Commercial

–

35

ns

Industrial

–

35

ns

17. Thermal Resistance Coefficients

Package Type

AT17F16A

8CN4

Leadless Array Package (LAP)

θ

–

θ

–

20J

Plastic Leaded Chip Carrier (PLCC)

θ

–

θ

(1)

–