Motorola M68CPU32BUG Uživatelský manuál stáhnout pdf (Strana 8)

GENERAL INFORMATION

M68332BCC/D 1-2 MOTOROLA

REV 1

1.3 SPECIFICATIONS

Table 1-1 lists the BCC specifications.

Table 1-1. BCC Specifications

CHARACTERISTICS SPECIFICATIONS

Internal Clock

External Clock

32.768 kHz

25 kHz to 50 kHz

(1)

Memory

32k x 16 RAM

64k x 16 EPROM

85ns (3 clock bus cycle access @

16.7 MHz)

200ns (5 clock bus cycle access @

16.7 MHz)

Terminal/Host I/O Port RS-232C compatible (with internal DC-DC converters for

+/-10 volts, 10 mA)

Temperature

Operating

Storage

Relative humidity

+25° C

-40 to +85° C

0 to 90% (non-condensing)

Power Requirements

Power Supply

Battery Backup

+5 Vdc @ 200 milliamps (min.)

+3 Vdc @ 50 microamps (min.)

Dimensions 2.25 x 3.875 in. (5.7 x 9.84 cm)

1. An optional high frequency clock source (as high as 16.77 MHz) may be used if MODCK

(P2, pin 28) is pulled to a logic low level. A hybrid oscillator is recommended as the

external clock.

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Motorola M68CPU32BUG Uživatelský manuál Strana 8