The AL3201B Digital Reverb Engine provides
all of the signal processing power required to
implement a compact, easy to use, high
quality reverb solution at an extremely
affordable price. Built-in DRAM eliminates
the need for wide bus connections to
external RAM, while its 16 built-in programs
and user programmable RAM allows instant
usability or custom program design.
Guitar and Instrument Amps
Digital Mixing Boards
Digital Effects Boxes
Computer Sound Cards
Car Audio Systems
Personal Stereo Products
DRE Digital Reverb Engine
16 internal ROM programs consisting of
halls, rooms, plates, delays, chorus,
flange, vocal cancel, and rotary speaker
Serially programmable SRAM for
program development or dynamically
128 instructions per wordclock. (6 MIPS
32k location DRAM provides over 0.68s
of delay at 48kHz sampling frequency.
Internal crystal oscillator circuit
eliminates need for discrete external
Internal voltage regulators allow
operation from 5.5V down to 3.0V VDD.
Internal 1000pF bypass capacitor to
reduce voltage swings at the rails.
Program List and Package
Bright hall reverb for drums, guitars, and vocals.
Warm hall for acoustic guitars, pianos, and vocals.
Hardwood studio for acoustic instruments.
Ambience for acoustic mixes and synth sounds.
Warm room for guitars and rhythm instruments.
Classic plate reverb for lead vocals and instruments.
Sizzling bright plate reverb for vocals and drums.
Short vintage plate reverb for snares and guitars.
Stereo chorus for guitars and pianos.
Stereo flanger for jet wash effects.
125ms slapback delay for vocals and guitars.
190ms delay for percussive arpeggios.
Chorus with reverb for guitars, synths, and pianos.
Auto-wah guitar effect with reverb for lead instruments.
Removes lead vocals from many stereo recordings.
Rotary speaker emulation for organs and guitars.
Note: The unusual ordering of the programs allows a 16-position rotary switch’s Gray
code output to be connected to the program pins.
16 pin SOIC
300 mils wide
Wavefront Semiconductor ∴ 200 Scenic View Drive ∴ Cumberland, RI 02864 ∴ U.S.A.
Tel: +1 401 658-3670 ∴ Fax: +1 401 658-3680 ∴ Email: firstname.lastname@example.org
On the web at www.wavefrontsemi.com