14

ICS83905AM REV. B JULY 9, 2007

ICS83905

LOW SKEW, 1:6 CRYSTAL-TO-LVCMOS/LVTTL FANOUT BUFFER

The transistor count for ICS83905 is: 339

Pin compatible to MPC905

θ

JA

VS

θθθθθ

JA

by Velocity (Linear Feet per Minute)

0

200

500

Single-Layer PCB, JEDEC Standard Test Boards

137.1°C/W

118.2°C/W

106.8°C/W

Multi-Layer PCB, JEDEC Standard Test Boards

89.0°C/W

81.8°C/W

78.1°C/W

NOTE: Most modern PCB designs use multi-layered boards. The data in the second row pertains to most designs.

θ

JA

VS

θθθθθ

JA

by Velocity (Meters per Second)

01

2

Multi-Layer PCB, JEDEC Standard Test Boards

78.8°C/W

71.1°C/W

66.2°C/W

θ

JA

VS

θθθθθ

JA

by Velocity (Meters per Second)

01

3

Multi-Layer PCB, JEDEC Standard Test Boards

60.4°C/W

52.8°C/W

46.0°C/W