668-0011 Rabbit Semiconductor, 668-0011 Datasheet - Page 269

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

Specifications of 668-0011

• Rohs Status: RoHS non-compliant
• 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
• Features: -
• Other names: 316-1043

The design considerations in Table 28-2 are based on 5 mil design rules and assume a sin-
gle conductor between solder lands.
Chapter 28 Package Specifications and Pinout
Nominal Ball
Diameter
(mm)
Key
0.3
A
D
G
B
C
E
F
Solder Land Diameter
NSMD Defined Land Diameter
Land to Mask Clearance (min.)
Conductor Width (max.)
Conductor Spacing (typ.)
Via Capture Pad (max.)
Via Drill Size (max.)
Table 28-1. Ball and Land Size Dimensions
Tolerance
Variation
0.35–0.25
Table 28-2. Design Considerations
(mm)
Feature
(all dimensions in mm)
Ball Pitch
(mm)
0.8
Nominal Land
Diameter
(mm)
Recommendation
0.25
0.254 (0.010)
0.406 (0.016)
0.050 (0.002)
0.127 (0.005)
0.127 (0.005)
0.406 (0.016)
0.254 (0.010)
Variation
0.25–0.20
Land
(mm)
259