PowerBook 540

Essentials

Family: PowerBook

Codename: BlackBird, SR-71, Spruce Goose

Gestalt ID: 72

Minimum OS: 7.1.1

Maximum OS: 8.1

Introduced: May 1994

Terminated: October 1994

Processor

CPU: Motorola MC68LC040

CPU Speed: 33 MHz

FPU: none

Bus Speed: 33 MHz

Data Bus Width: 32-bit

Address Bus Width: 32-bit

Level 1 Cache: 4 kB data, 4 kB instruction

ROM: 2 MB

RAM Type: unique

Minimum RAM Speed: 70 ns

Onboard RAM: 4 MB

RAM slots: 1

Maximum RAM: 36 MB

Expansion Slots: modem, optional type II/III PC Card bay

Video

Screen: 9.5" active-matrix

Max Resolution: 8 bit grayscale 640x480

Video Out: 8 bit 832x624 (mirror only)

Storage

Hard Drive: 240-500 MB

Floppy Drive: 1.4 MB SuperDrive

Input/Output

ADB: 2

Serial: 1 Mini DIN-8

SCSI: HDI-30

Audio Out: stereo 16 bit mini

Audio In: stereo 16 bit mini

Speaker: stereo

Microphone: mono

Networking

Ethernet: AAUI-15

Miscellaneous

Power: 40 Watts

Dimensions: 2.3" H x 11.5" W x 9.7" D

Weight: 7.1 lbs.

Introduced in May 1994 alongside the 520, the PowerBook 540 was the most powerful PowerBook of its time. The 540 was priced at $3,160.

Picture Credits:
Apple, Inc.