參數(shù)資料
型號(hào): ICS85454-01LF
元件分類: 時(shí)鐘及定時(shí)
英文描述: 85454 SERIES, LOW SKEW CLOCK DRIVER, 3 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), QCC16
封裝: 3 X 3 MM, 0.95 MM HEIGHT, ROHS COMPLIANT, MO-220, VFQFN-32
文件頁數(shù): 13/15頁
文件大小: 370K
代理商: ICS85454-01LF
85454AK-01
www.icst.com/products/hiperclocks.html
REV. B MARCH 14, 2006
7
Integrated
Circuit
Systems, Inc.
ICS85454-01
DUAL 2:1/1:2
DIFFERENTIAL-TO-LVDS MULTIPLEXER
APPLICATION INFORMATION
Figure 1 shows how the differential input can be wired to accept
single ended levels. The reference voltage V_REF = V
DD/2 is
generated by the bias resistors R1, R2 and C1. This bias circuit
FIGURE 1. SINGLE ENDED SIGNAL DRIVING DIFFERENTIAL INPUT
WIRING THE DIFFERENTIAL INPUT TO ACCEPT SINGLE ENDED LEVELS
should be located as close as possible to the input pin. The
ratio of R1 and R2 might need to be adjusted to position the
V_REF in the center of the input voltage swing.
V_REF
R1
1K
C1
0.1u
R2
1K
Single Ended Clock Input
IN
nIN
VDD
INPUTS:
IN/nIN INPUT:
For applications not requiring the use of the differential input,
both IN and nIN can be left floating. Though not required, but
for additional protection, a 1k
Ω resistor can be tied from IN to
ground.
LVCMOS CONTROL PINS:
All control pins have internal pull-ups or pull-downs; additional
resistance is not required but can be added for additional
protection. A 1k
Ω resistor can be used.
RECOMMENDATIONS FOR UNUSED INPUT AND OUTPUT PINS
OUTPUTS:
LVDS
All unused LVDS output pairs can be either left floating or
terminated with 100
Ω across. If they are left floating, we
recommend that there is no trace attached.
相關(guān)PDF資料
PDF描述
ICS85454-01LFT 85454 SERIES, LOW SKEW CLOCK DRIVER, 3 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), QCC16
ICS85454-01T 85454 SERIES, LOW SKEW CLOCK DRIVER, 3 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), QCC16
ICS85454AK-01LFT 85454 SERIES, LOW SKEW CLOCK DRIVER, 3 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), QCC16
ICS85454AK-01LF 85454 SERIES, LOW SKEW CLOCK DRIVER, 3 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), QCC16
ICS8545AG-02 8545 SERIES, LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO20
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