ICS85214AGI IDT, Integrated Device Technology Inc, ICS85214AGI Datasheet - Page 7

• Manufacturer Part Number: ICS85214AGI
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Clock Driverr

Specifications of ICS85214AGI

• Number Of Clock Inputs: 2
• Output Frequency: 700MHz
• Output Logic Level: HSTL
• Operating Supply Voltage (min): 3.135V
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 3.465V
• Package Type: TSSOP
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 20
• Lead Free Status / RoHS Status: Not Compliant

W
Figure 2 shows how the differential input can be wired to accept
single ended levels. The reference voltage V_REF = V
generated by the bias resistors R1, R2 and C1. This bias circuit
should be located as close as possible to the input pin. The ratio
85214AGI
IRING THE
D
IFFERENTIAL
F
I
NPUT TO
IGURE
2. S
A
A
PPLICATION
CLK_IN
CCEPT
INGLE
0.1uF
C1
E
S
NDED
INGLE
DD
www.idt.com
/2 is
S
IGNAL
E
R1
1K
V_REF
R2
1K
7
I
NDED
NFORMATION
of R1 and R2 might need to be adjusted to position the V_REF in
the center of the input voltage swing. For example, if the input
clock swing is only 2.5V and V
and R2/R1 = 0.609.
D
V
RIVING
D
DD
L
+
-
IFFERENTIAL
EVELS
D
IFFERENTIAL
-
TO
I
NPUT
-HSTL F
DD
= 3.3V, V_REF should be 1.25V
L
OW
ICS85214I
ANOUT
S
KEW
REV. B JULY 25, 2010
, 1-
B
UFFER
TO
-5