MARCH 3, 2017 13 PROGRAMMABLE CLOCK GENERATOR
5P49V5914 DATASHEET
Table 10:Input Capacitance, LVCMOS Output Impedance, and Internal Pull-down
Resistance
(T
A
= +25 °C)
Table 11:Crystal Characteristics
Note: Typical crystal used is FOX 603-25-150. For different reference crystal options please go to www.foxonline.com.
Table 12:DC Electrical Characteristics
Symbol Parameter Min Typ Max Unit
C
IN
Input Capacitance (CLKIN, CLKINB, CLKSEL, SD/OE, SEL1/SDA,
SEL0/SCL)
37pF
Pull-down
Resistor
CLKSEL, SD/OE, SEL1/SDA, SEL0/SCL, CLKIN, CLKINB,
OUT0_SEL_I2CB
100 300 k
R
OUT
LVCMOS Output Driver Impedance (V
DDO
= 1.8V, 2.5V, 3.3V)
17
XIN/REF
Programmable input capacitance at XIN/REF
08pF
XOUT
Programmable input capacitance at XOUT
08pF
Parameter Test Conditions Minimum Typical Maximum Units
Mode of Oscillation
Frequency 8 25 40 MHz
Equivalent Series Resistance (ESR) 10 100 Ω
Shunt Capacitance 7pF
Load Capacitance (CL) @ <=25 MHz 6 8 12 pF
Load Capacitance (CL) >25M to 40M 6 8 pF
Maximum Crystal Drive Level 100 µW
Fundamental
Symbol Parameter Test Conditions Min Typ Max Unit
Iddcore
3
Core Supply Current
100 MHz on all outputs, 25 MHz
REFCLK
30 34 mA
LVPECL, 350 MHz, 3.3V VDDOx 42 47 mA
LVPECL, 350 MHz, 2.5V VDDOx 37 42 mA
LVDS, 350 MHz, 3.3V VDDOx 18 21 mA
LVDS, 350 MHz, 2.5V VDDOx 17 20 mA
LVDS, 350 MHz, 1.8V VDDOx 16 19 mA
HCSL, 250 MHz, 3.3V VDDOx, 2 pF load 29 33 mA
HCSL, 250 MHz, 2.5V VDDOx, 2 pF load 28 33 mA
LVCMOS, 50 MHz, 3.3V, VDDOx
1,2
16 18 mA
LVCMOS, 50 MHz, 2.5V, VDDOx
1,2
14 16 mA
LVCMOS, 50 MHz, 1.8V, VDDOx
1,2
12 13 mA
LVCMOS, 200 MHz, 3.3V VDDOx
1
36 42 mA
LVCMOS, 200 MHz, 2.5V VDDOx
1,2
27 32 mA
LVCMOS, 200 MHz, 1.8V VDDOx
1,2
16 19 mA
Iddpd Power Down Current SD asserted, I2C Programming 10 14 µA
1. Single CMOS driver active.
2. Measured into a 5” 50 Ohm trace with 2 pF load.
3. Iddcore = IddA+ IddD, no loads.
Iddox Output Buffer Supply Current
