ICS841664I Datasheet, PDF (14/16 Pages) Integrated Device Technology – FEMTOCLOCK™ CRYSTAL-TO-HCSL CLOCK GENERATOR

ICS841664I
FEMTOCLOCK™ CRYSTAL-TO-HCSL CLOCK GENERATOR
RELIABILITY INFORMATION
PRELIMINARY
TABLE 8. θ VS. AIR FLOW TABLE FOR 28 LEAD TSSOP
JA
θ by Velocity (Meters per Second)
JA
Multi-Layer PCB, JEDEC Standard Test Boards
0
64.5°C/W
1
60.4°C/W
TRANSISTOR COUNT
The transistor count for ICS841664I is: 2954
2.5
58.5°C/W
PACKAGE OUTLINE AND DIMENSIONS
PACKAGE OUTLINE - G SUFFIX FOR 28 LEAD TSSOP
TABLE 9. PACKAGE DIMENSIONS
SYMBOL
Millimeters
Minimum
Maximum
N
28
A
--
1.20
A1
0.05
0.15
A2
0.80
1.05
b
0.19
0.30
c
0.09
0.20
D
9.60
9.80
E
8.10 BASIC
E1
6.00
6.20
e
0.65 BASIC
L
0.45
0.75
α
0°
8°
aaa
--
0.10
Reference Document: JEDEC Publication 95, MO-153
IDT^™ / ICS^™ HCSL CLOCK GENERATOR
14
ICS841664AGI REV. A JANUARY 30, 2009