REVISION B 12/18/14
843256 DATA SHEET
13 FemtoClock
®
Crystal-to-3.3V LVPECL
Frequency Synthesizer With/Integrated Fanout Buffer
RELIABILITY INFORMATION
TRANSISTOR COUNT
The transistor count for 843256 is: 3863
TABLE 8. θ
JA
VS. AIR FLOW TABLE FOR 24 LEAD TSSOP, E-PAD
θ
JA
by Velocity (Meters per Second)
0 1 2.5
Multi-Layer PCB, JEDEC Standard Test Boards 37°C/W 31°C/W 30°C/W
FemtoClock
®
Crystal-to-3.3V LVPECL
Frequency Synthesizer With/Integrated Fanout Buffer
843256 DATA SHEET
14 REVISION B 12/18/14
PACKAGE OUTLINE - G SUFFIX FOR 24 LEAD TSSOP, E-PAD TABLE 9. PACKAGE DIMENSIONS
SYMBOL
Millimeters
Minimum Nominal Maximum
N24
A -- 1.10
A1 0.05 0.15
A2 0.85 0.90 0.95
b 0.19 0.30
b1 0.19 0.22 0.25
c 0.09 0.20
c1 0.09 0.127 0.16
D 7.70 7.80 7.90
E 6.40 BASIC
E1 4.30 4.40 4.50
e 0.65 BASIC
L 0.50 0.60 0.70
P 5.0
P1 3.2
α
aaa 0.076
bbb 0.10
Reference Document: JEDEC Publication 95, MO-153
REVISION B 12/18/14
843256 DATA SHEET
15 FemtoClock
®
Crystal-to-3.3V LVPECL
Frequency Synthesizer With/Integrated Fanout Buffer
TABLE 10. ORDERING INFORMATION
Part/Order Number Marking Package Shipping Packaging Temperature
ICS843256BGLF ICS843256BGLF 24 Lead “Lead-Free” TSSOP, E-Pad tube 0°C to 70°C
ICS843256BGLFT ICS843256BGLF 24 Lead “Lead-Free” TSSOP, E-Pad tape & reel 0°C to 70°C
NOTE: Parts that are ordered with an “LF” suffi x to the part number are the Pb-Free confi guration and are RoHS compliant.

843256BGILF

Mfr. #:
Manufacturer:
IDT
Description:
Clock Synthesizer / Jitter Cleaner 6 LVPECL OUT FEMTOCLOCK
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union