NB3N551
Table 5. DC CHARACTERISTICS (VDD = 3.0 V to 3.6 V, GND = 0 V, TA = −40°C to +85°C) (Note 3)
Symbol
Characteristic
Min
Typ
Max
Unit
IDD
VOH
VOL
VOH
VIH, ICLK
VIL, ICLK
VIH, OE
VIL, OE
ZO
Power Supply Current @ 135 MHz, No Load, VDD = 3.3 V
Output HIGH Voltage – IOH = −25 mA, VDD = 3.3 V
Output LOW Voltage – IOL = 25 mA
Output HIGH Voltage – IOH = −12 mA (CMOS level)
Input HIGH Voltage, ICLK
Input LOW Voltage, ICLK
Input HIGH Voltage, OE
Input LOW Voltage, OE
Nominal Output Impedance
−
20
40
mA
2.4
−
−
V
−
−
0.4
V
VDD − 0.4
−
−
V
(VDD/2)+0.7
−
3.8
V
−
−
(VDD/2)−0.7
V
2.0
−
VDD
V
0
−
0.8
V
−
20
−
W
RPU
Input Pull−up Resistor, OE
−
220
−
kW
CIN
Input Capacitance, OE
−
5.0
−
pF
IOS
Short Circuit Current
−
± 50
−
mA
DC CHARACTERISTICS (VDD = 4.5 V to 5.5 V, GND = 0 V, TA = −40°C to +85°C) (Note 3)
Symbol
Characteristic
Min
Typ
Max
Unit
IDD
VOH
VOL
VOH
VIH, ICLK
VIL, ICLK
VIH, OE
VIL, OE
ZO
Power Supply Current @ 135 MHz, No Load, VDD = 5.0 V
Output HIGH Voltage – IOH = −35 mA
Output LOW Voltage – IOL = 35 mA
Output HIGH Voltage – IOH = −12 mA (CMOS level)
Input HIGH Voltage, ICLK
Input LOW Voltage, ICLK
Input HIGH Voltage, OE
Input LOW Voltage, OE
Nominal Output Impedance
−
50
95
mA
2.4
−
−
V
−
−
0.4
V
VDD – 0.4
−
−
V
(VDD/2) + 1
−
5.5
V
−
−
(VDD/2) − 1
V
2.0
−
VDD
V
0
−
0.8
V
−
20
−
W
RPU
Input Pull−up Resistor, OE
−
220
−
kW
CIN
Input Capacitance, OE
−
5.0
−
pF
IOS
Short Circuit Current
−
±80
−
mA
Table 6. AC CHARACTERISTICS (VDD = 3.0 V to 5.5 V, GND = 0 V, TA = −40°C to +85°C) (Note 3)
Symbol
Characteristic
Conditions
Min
Typ
Max
Unit
fin
Input Frequency
−
−
180
MHz
tjitter (f) RMS Phase Jitter (Integrated 12 kHz − 20 MHz)
fcarrier = 25 MHz
−
43
−
fs
(See Figures 2 and 3)
fcarrier = 50 MHz
−
16
−
tjitter (pd) Period Jitter (RMS, 1s)
−
2.0
−
ps
tr/tf
Output rise and fall times; 0.8 V to 2.0 V
−
0.5
1.0
ns
tpd
Propagation Delay, CLK to Qn, 0 − 180 MHz,
(Note 4)
1.5
3.0
6.0
ns
tskew
Output−to−Output Skew; (Note 5)
−
50
160
ps
3. Outputs loaded with external RL = 33−W series resistor and CL = 15 pF to GND for proper operation. Duty cycle out = duty in. A 0.01 mF
decoupling capacitor should be connected between VDD and GND. A 33 W series terminating resistor may be used on each clock output
if the trace is longer than 1 inch.
4. Measured with rail−to−rail input clock.
5. Measured on rising edges at VDD ÷ 2.
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