9

5387B–HIREL–07/05

PC7447A [Preliminary]

5. Detailed Specification

This specification describes the specific requirements for the microprocessor PC7447A in com-

pliance with Atmel standard screening.

6. Applicable Documents

1.

MIL-STD-883: Test methods and procedures for electronics

2.

MIL-PRF-38535: Appendix A: General specifications for microcircuits

The microcircuits are in accordance with the applicable documents and as specified herein.

6.1

Design and Construction

6.1.1

Terminal Connections

6.2

Absolute Maximum Ratings

vides the absolute maximum ratings

.

Notes:

only, and functional operation at the maximums is not guaranteed. Stresses beyond those listed may affect device reliability

or cause permanent damage to the device.

mum of 20 ms during the power-on reset and power-down sequences.

3. Caution: OV

mum of 20 ms during the power-on reset and power-down sequences.

4. BVSEL must be set to 0, such that the bus is in 1.8V mode.

5. BVSEL must be set to HRESET or 1, such that the bus is in 2.5V mode.

7. V

Table 6-1.

Absolute Maximum Ratings

(1)

Symbol

Characteristic

Maximum Value

Unit

V

DD

(2)

Core supply voltage

-0.3 to 1.60

V

(2)

PLL supply voltage

-0.3 to 1.60

V

OV

DD

(3)(4)

Processor bus supply voltage

BVSEL = 0

-0.3 to 1.95

V

OV

DD

(3)(5)

BVSEL = HRESET or OV

DD

-0.3 to 2.7

V

(6)(7)

Input voltage

Processor bus

V

V

IN

JTAG signals

-0.3 to OV

V

T

STG

Storage temperature range

-55 to 150

°C