20-668-0011 Rabbit Semiconductor, 20-668-0011 Datasheet - Page 278

• Manufacturer Part Number: 20-668-0011
• Description: IC MPU RABIT3000A 55.5MHZ128LQFP
• Manufacturer: Rabbit Semiconductor

Specifications of 20-668-0011

• Processor Type: Rabbit 3000 8-Bit
• Speed: 55.5MHz
• Voltage: 2.5V, 2.7V, 3V, 3.3V
• Mounting Type: Surface Mount
• Package / Case: 128-LQFP
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 55.5 MHz
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 55 C
• Number Of Programmable I/os: 56
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 316-1061

B.1 Discussion of Fixes and Improvements
Table B-1 lists the bug fixes, improvements, and additions for the various revisions of the
Rabbit 3000.
268
ID Registers for version/revision identification.
System/User mode.
Memory protection scheme.
Stack protection.
RAM segment relocation.
Secondary watchdog timer.
Multiply-add and multiply-subtract.
Variants of block move opcodes.
16-bit internal I/O address space.
External I/O interface enhancements.
Expanded low-power capability.
PWM improvements.
Quadrature decoder improvements.
Integrated Schmitt trigger for 32 kHz oscillator input.
Alternate output port connection for numerous peripherals.
Port A decode bug fix.
LDIR/LDDR with wait states bug fix.
Interrupt after I/O with short /CSx enabled bug fix.
IrDA bug fix.
Table B-1. Summary of Rabbit 3000 Improvements and Fixes
Description
Rabbit 3000 Microprocessor User’s Manual
(IL1T/IZ1T)
Rabbit
3000
X
(IL2T/IZ2T)
Rabbit
3000A
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X