Rev A 5/26/16 4 700MHZ, LOW JITTER, CRYSTAL-TO-3.3V LVPECL FREQUENCY
SYNTHESIZER
84330-01 DATA SHEET
Function Tables
Table 3A. Parallel and Serial Mode Function Table
NOTE: L = LOW
H = HIGH
X = Don’t care
= Rising edge transition
= Falling edge transition
Table 3B. Programmable VCO Frequency Function Table
NOTE 1: These M divide values and the resulting frequencies correspond to a TEST_CLK or crystal frequency of 16MHz.
Inputs
ConditionsnP_LOAD M N S_LOAD S_CLOCK S_DATA
X X X X X X Reset. M and N bits are all set HIGH.
L Data Data X X X
Data on M and N inputs passed directly to the M divider and
N output divider. TEST mode 000.
Data Data L X X
Data is latched into input registers and remains loaded until next
LOW transition or until a serial event occurs.
HXXL Data
Serial input mode. Shift register is loaded with data on S_DATA
on each rising edge of S_CLOCK.
HXX LData
Contents of the shift register are passed to the M divider and
N output divider.
HXX L Data M divider and N output divider values are latched.
H X X L X X Parallel or serial input do not affect shift registers.
HXXH Data S_DATA passed directly to M divider as it is clocked.
VCO Frequency
(MHz) M Divide
256 128 64 32 16 8 4 2 1
M8 M7 M6 M5 M4 M3 M2 M1 M0
250 125 001111101
252 126 001111110
254 127 001111101
256 128 010000010
•••••••
•••••••
696 348 101011100
698 349 101011101
700 350 101011110
700MHZ, LOW JITTER, CRYSTAL-TO-3.3V LVPECL FREQUENCY
SYNTHESIZER
5 Rev A 5/26/16
84330-01 DATA SHEET
Table 3C. Programmable Output DividerFunction Table
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
CC
= V
CCA
= V
CCO
= 3.3V±5%, V
EE
= 0V, T
A
= 0°C to 70°C
Inputs
N Divider Value
Output Frequency (MHz)
N1 N0 Minimum Maximum
002125350
01462.5175
1 0 8 31.25 87.5
111250700
Item Rating
Supply Voltage, V
CC
4.6V
Inputs, V
I
XTAL_IN
Other Inputs
0V to V
CC
-0.5V to V
CC
+ 0.5V
Outputs, I
O
Continuous Current
Surge Current
50mA
100mA
Package Thermal Impedance,
JA
28 Lead SOIC
28 Lead PLCC
57C/W (0 mps)
45.7C/W (0 mps)
Storage Temperature, T
STG
-65C to 150C
Symbol Parameter Test Conditions Minimum Typical Maximum Units
V
CC
Core Supply Voltage 3.135 3.3 3.465 V
V
CCA
Analog Supply Voltage 3.135 3.3 3.465 V
V
CCO
Output Supply Voltage 3.135 3.3 3.465 V
I
EE
Power Supply Current 160 mA
I
CCA
Analog Supply Current 16 mA
Rev A 5/26/16 6 700MHZ, LOW JITTER, CRYSTAL-TO-3.3V LVPECL FREQUENCY
SYNTHESIZER
84330-01 DATA SHEET
Table 4B. LVCMOS/LVTTL DC Characteristics, V
CC
= V
CCA
= V
CCO
= 3.3V±5%, V
EE
= 0V, T
A
= 0°C to 70°C
NOTE 1: Outputs terminated with 50 to V
CCO
/2. See Parameter Measurement Information section. Load Test Circuit diagrams.
Table 4C. LVPECL DC Characteristics,V
CC
= V
CCA
= V
CCO
= 3.3V±5%, V
EE
= 0V, T
A
= 0°C to 70°C
NOTE 1: Outputs terminated with 50 to V
CCO
– 2V.
Table 5. Input Frequency Characteristics, V
CC
= V
CCA
= V
CCO
= 3.3V±5%, V
EE
= 0V, T
A
= 0°C to 70°C
NOTE 1: For the crystal frequency range, the M value must be set to achieve the minimum or maximum VCO frequency range of 250MHz to
700MHz range. Using the minimum input frequency of 10MHz, valid values of M are 200 M 511. Using the maximum input frequency of
25MHz, valid values of M are 80 M 224.
Table 6. Crystal Characteristics
Symbol Parameter Test Conditions Minimum Typical Maximum Units
V
IH
Input High Voltage 2 V
CC
+ 0.3 V
V
IL
Input Low Voltage -0.3 0.8 V
I
IH
Input
High Current
S_CLOCK,
S_DATA, S_LOAD
V
CC
= V
IN
= 3.465V 150 µA
nP_LOAD,
M0:M8, N0, N1
V
CC
= V
IN
= 3.465V 5 µA
I
IL
Input
Low Current
S_CLOCK,
S_DATA, S_LOAD
V
CC
= 3.465V, V
IN
= 0V -5 µA
nP_LOAD,
M0:M8, N0, N1
V
CC
= 3.465V, V
IN
= 0V -150 µA
V
OH
Output High Voltage TEST; NOTE 1 V
CCO
= 3.3V±5% 2.6 V
V
OL
Output
Low Voltage
TEST; NOTE 1 V
CCO
= 3.3V±5% 0.5 V
Symbol Parameter Test Conditions Minimum Typical Maximum Units
V
OH
Output High Current; NOTE 1 V
CCO
– 1.4 V
CCO
– 0.9 µA
V
OL
Output Low Current; NOTE 1 V
CCO
– 2.0 V
CCO
– 1.7 µA
V
SWING
Peak-to-Peak Output Voltage Swing 0.6 1.0 V
Symbol Parameter Test Conditions Minimum Typical Maximum Units
f
IN
Input
Frequency
XTAL_IN, XTAL_OUT; NOTE 1 10 25 MHz
S_CLOCK 50 MHz
Parameter Test Conditions Minimum Typical Maximum Units
Mode of Oscillation Fundamental
Frequency 10 25 MHz
Equivalent Series Resistance (ESR) 50
Shunt Capacitance 7pF

84330CV-01LFT

Mfr. #:
Manufacturer:
IDT
Description:
Clock Synthesizer / Jitter Cleaner 1 LVPECL OUT SYNTHESIZER
Lifecycle:
New from this manufacturer.
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