See [
www.sparkfun.com]
Features:
2 motor channels
4.5-13.5VDC operating voltage
1A continuous output current
3A peak output current
2A continuous paralleled output current
100kHz maximum PWM frequency
2.7-5.5VDC logic voltage
Dimensions: 0.6x0.8"
This compares quite favorably to the RRRF motor driver, or am I missing something?