8N3Q001EG-1033CDI IDT, 8N3Q001EG-1033CDI Datasheet - Page 12

• Manufacturer Part Number: 8N3Q001EG-1033CDI
• Description: Programmable Oscillators
• Manufacturer: IDT
• Series: IDT8Nr

Specifications of 8N3Q001EG-1033CDI

• Package / Case: 5 mm x 7 mm x 1.5 mm
• Frequency: 15.476 MHz to 866.67, 975 MHz to 1300 MHz
• Frequency Stability: +/- 50 PPM
• Supply Voltage: 3.63 V
• Load Capacitance: 10 pF
• Termination Style: SMD/SMT
• Output Format: LVPECL
• Minimum Operating Temperature: - 40 C
• Maximum Operating Temperature: + 85 C
• Dimensions: 7 mm W x 5 mm L x 1.5 mm H
• Product: VCXO
• Supply Voltage - Max: 3.465 V
• Supply Voltage - Min: 3.135 V
• Part # Aliases: IDT8N3Q001EG-1033CDI

IDT8N3Q001 REV G Data Sheet
Termination for 2.5V LVPECL Outputs
Figure 2A and Figure 2B show examples of termination for 2.5V
LVPECL driver. These terminations are equivalent to terminating 50
to V
Figure 2A. 2.5V LVPECL Driver Termination Example
Figure 2C. 2.5V LVPECL Driver Termination Example
IDT8N3Q001GCD REVISION A MARCH 6, 2012
CC
V
V
CC
CC
– 2V. For V
2.5V LVPECL Driver
2.5V LVPECL Driver
= 2.5V
= 2.5V
CC
= 2.5V, the V
50Ω
50Ω
50Ω
50Ω
CC
R1
250Ω
– 2V is very close to ground
2.5V
R2
62.5Ω
R1
50Ω
R3
250Ω
R4
62.5Ω
R2
50Ω
+
+
–
–
2.5V
2.5V
12
level. The R3 in Figure 2B can be eliminated and the termination is
shown in Figure 2C.
Figure 2B. 2.5V LVPECL Driver Termination Example
V
CC
2.5V LVPECL Driver
= 2.5V
50Ω
50Ω
QUAD-FREQUENCY PROGRAMMABLE-XO
©2012 Integrated Device Technology, Inc.
R1
50Ω
R2
50Ω
R3
18Ω
+
–
2.5V