889874AK IDT, Integrated Device Technology Inc, 889874AK Datasheet - Page 9

• Manufacturer Part Number: 889874AK
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Clock Dividerr

Specifications of 889874AK

• Number Of Clock Inputs: 1
• Mode Of Operation: Differential
• Output Frequency: 2000MHz
• Output Logic Level: ECL/LVPECL
• Operating Supply Voltage (min): -2.375/2.375V
• Operating Supply Voltage (typ): -2.5/-3.3/3.3V
• Package Type: VFQFN
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Signal Type: CML/LVDS/LVPECL
• Mounting: Surface Mount
• Pin Count: 16
• Lead Free Status / RoHS Status: Not Compliant

889874AK
2.5V D
To prevent oscillation and to reduce noise, it is recommended
to have pullup and pulldown connect to true and compliment
of the unused input as shown in Figure 5.
3.3V D
To prevent oscillation and to reduce noise, it is recommended
to have pullup and pulldown connect to true and compliment
of the unused input as shown in Figure 4.
IFFERENTIAL
IFFERENTIAL
Integrated
Circuit
Systems, Inc.
I
I
NPUT WITH
NPUT WITH
B
B
UILT
UILT
www.icst.com/products/hiperclocks.html
-I
-I
PRELIMINARY
N
F
N
F
IGURE
IGURE
50Ω Ω Ω Ω Ω T
50Ω Ω Ω Ω Ω T
3.3V
2.5V
5. U
4. U
R1
1K
R2
1K
R1
680
R2
680
ERMINATION
ERMINATION
NUSED
NUSED
IN
VT
nIN
IN
VT
nIN
3.3V
2.5V
9
I
I
NPUT
D
NPUT
Receiver
with
Built-In
50 Ohm
Receiver
with
Built-In
50 Ohm
IFFERENTIAL
U
U
H
H
NUSED
NUSED
ANDLING
ANDLING
I
I
NPUT
NPUT
-
TO
H
H
-LVPECL B
ANDLING
ANDLING
ICS889874
UFFER
REV. A MARCH 20, 2006
/D
IVIDER
1:2