ICS85214
LOW SKEW, 1-TO-5, DIFFERENTIAL-TO-HSTL FANOUT BUFFER
IDT™ / ICS™
HSTL FANOUT BUFFER 4
ICS85214AG REV. B JUNE 3, 2016
Absolute Maximum Ratings
NOTE: Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device.
These ratings are stress specifications only. Functional operation of product at these conditions or any conditions beyond
those listed in the DC Characteristics or AC Characteristics is not implied. Exposure to absolute maximum rating conditions for
extended periods may affect product reliability.
DC Electrical Characteristics
Table 4A. Power Supply DC Characteristics, V
DD
= 3.3V ± 5%, V
DDO
= 1.8V ±0.2V, T
A
= 0°C to 85°C
Table 4B. LVCMOS/LVTTL DC Characteristics, V
DD
= 3.3V ± 5%, V
DDO
= 1.8V ±0.2V, T
A
= 0°C to 85°C
Table 4C. Differential DC Characteristics, V
DD
= 3.3V ± 5%, V
DDO
= 1.8V ±0.2V, T
A
= 0°C to 85°C
NOTE 1: V
IL
should not be less than -0.3V.
NOTE 2: Common mode input voltage is defined as V
IH
.
Item Rating
Supply Voltage, V
DD
4.6V
Inputs, V
I
-0.5V to V
DD
+ 0.5V
Outputs, V
DDO
-0.5V to V
DD
+ 0.5V
Package Thermal Impedance,
JA
73.2C/W (0 lfpm)
Storage Temperature, T
STG
-65C to 150C
Symbol Parameter Test Conditions Minimum Typical Maximum Units
V
DD
Positive Supply Voltage 3.135 3.3 3.465 V
V
DDO
Output Supply Voltage 1.6 1.8 2.0 V
I
DD
Power Supply Current 80 mA
Symbol Parameter Test Conditions Minimum Typical Maximum Units
V
IH
Input High Voltage 2 V
DD
+ 0.3 V
V
IL
Input Low Voltage -0.3 0.8 V
I
IH
Input High Current
CLK1,
CLK_EN
, CLK_SEL
V
DD
= V
IN
= 3.465V 150 µA
I
IL
Input Low Current
CLK1,
CLK_EN
, CLK_SEL
V
DD
= 3.465V, V
IN
= 0V -5 µA
Symbol Parameter Test Conditions Minimum Typical Maximum Units
I
IH
Input High Current
CLK
V
DD
= V
IN
= 3.465V 5 µA
CLK V
DD
= V
IN
= 3.465V 150 µA
I
IL
Input Low Current
CLK
V
DD
= 3.465V, V
IN
= 0V -150 µA
CLK V
DD
= 3.465V, V
IN
= 0V -5 µA
V
PP
Peak-to-Peak Voltage; NOTE 1 0.15 1.3 V
V
CMR
Common Mode Input Voltage;
NOTE 1, 2
0.5 V
DD
– 0.85 V
ICS85214
LOW SKEW, 1-TO-5, DIFFERENTIAL-TO-HSTL FANOUT BUFFER
IDT™ / ICS™
HSTL FANOUT BUFFER 5
ICS85214AG REV. B JUNE 3, 2016
Table 4D. HSTL DC Characteristics, V
DD
= 3.3V ± 5%, V
DDO
= 1.8V ±0.2V, T
A
= 0°C to 85°C
NOTE 1: Outputs termination with 50 to ground.
AC Electrical Characteristics
Table 5. AC Characteristics, V
DD
= 3.3V ± 5%, V
DDO
= 1.8V ±0.2V, T
A
= 0°C to 85°C
All parameters measured at
fMAX
unless noted otherwise.
The cycle to cycle jitter on the input will equal the jitter on the output. The part does not add jitter.
NOTE 1: Measured from either the differential input crossing point or VDD/2 to the differential output crossing point.
NOTE 2: Defined as skew between outputs at the same supply voltage and with equal load conditions.
Measured at output differential cross points.
NOTE 3: Defined as skew between outputs on different devices operating at the same supply voltages and with equal load conditions.
Using the same type of inputs on each device, the outputs are measured at the differential cross points.
NOTE 4: This parameter is defined in accordance with JEDEC Standard 65.Parameter Measurement Information
Symbol Parameter Test Conditions Minimum Typical Maximum Units
V
OH
Output High Current;
NOTE 1
1.0 1.4 V
V
OL
Output Low Current;
NOTE 1
00.4V
V
OX
Output
Crossover Voltage
38% x (V
OH
– V
OL
) + V
OL
60% x (V
OH
– V
OL
) + V
OL
V
V
SWING
Peak-to-Peak
Output Voltage Swing
0.6 1.1 V
Parameter Symbol Test Conditions Minimum Typical Maximum Units
f
MAX
Output Frequency
CLK0, CLK0
700 MHz
CLK1 300 MHz
t
PD
Propagation Delay; NOTE 1 ƒ 700MHz 1.0 1.8 ns
tsk(o) Output Skew; NOTE 2, 4 30 ps
tsk(pp) Part-to-Part Skew; NOTE 3, 4 250 ps
t
R
/ t
F
Output Rise/Fall Time 20% to 80% 200 700 ps
odc Output Duty Cycle
CLK0, CLK0
46 54 %
CLK1 45 55 %
ICS85214
LOW SKEW, 1-TO-5, DIFFERENTIAL-TO-HSTL FANOUT BUFFER
IDT™ / ICS™
HSTL FANOUT BUFFER 6
ICS85214AG REV. B JUNE 3, 2016
Parameter Measurement Information
3.3V/1.8V Output Load AC Test Circuit
Output Skew
Propagation Delay
Differential Input Level
Part-to-Part Skew
Output Duty Cycle/Pulse Width/Period
SCOPE
Qx
nQx
HSTL
GND
0V
3.3V±5%
1.8V±0.2V
GND = 0V
V
DD
V
DDO
Qx
Qx
Qy
Qy
t
PD
V
DD
2
CLK0
CLK0
Q0:Q4
Q0:Q4
CLK1
V
DD
GND
CLK0
CLK0
V
CMR
Cross Points
V
PP
tsk(pp)
Part 1
Part 2
Qx
Qx
Qy
Qy
Q0:Q4
Q0:Q4

85214AGLFT

Mfr. #:
Manufacturer:
IDT
Description:
Clock Drivers & Distribution 5 HSTL OUT BUFFER
Lifecycle:
New from this manufacturer.
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