mc145220 Freescale Semiconductor, Inc, mc145220 Datasheet - Page 4

• Manufacturer Part Number: mc145220
• Description: Dual Frequency Synthesizer
• Manufacturer: Freescale Semiconductor, Inc

NOTES:
* The minimum limit is 3 REF in cycles or 195 f in or f in cycles with selection of a 64/65 prescale ratio or 99 f in or f in cycles with selection of a 32/33
MC145220
4
ANALOG CHARACTERISTICS — CURRENT SOURCE/SINK OUTPUTS — PD out / R AND PD out / R
(Phase/Frequency Detectors Configured with PD out Outputs, I out
GND = GND
AC INTERFACE CHARACTERISTICS
(V+ = V+
TIMING REQUIREMENTS
Maximum Source Current Variation Part–to–Part
Maximum Sink–versus–Source Mismatch
Output Voltage Range
prescale ratio, whichever is greater.
t PLH , t PHL
t TLH , t THL
t su , t h , t rec
t PZL , t PLZ
1. Percentages calculated using the following formula: (Maximum Value – Minimum Value)/Maximum Value.
2. See Rx Pin Description for external resistor values.
3. This parameter is guaranteed for a given temperature within – 40 to 85 C and given supply voltage within 2.7 to 5.5 V.
4. Applicable for the Rx/ V or Rx / V reference pin tied to the GND or GND pin through a resistor. See Pin Descriptions for suggested resistor
Symbol
Symbol
t su , t h
values.
t r , t f
f clk
C in
t w
t w
i
= 2.7 to 5.5 V, GND = GND
i
, Voltages Referenced to GND)
Serial Data CLK Frequency
NOTE: Refer to Clock t w below
Maximum Propagation Delay, CLK to Output A (Selected as Data Out)
Maximum Propagation Delay, ENB to Output A (Selected as Port)
Maximum Output Transition Time, Output A; t THL only, on Output A when Selected as Port
Maximum Input Capacitance — D in , CLK, ENB
Minimum Setup and Hold Times, D in versus CLK
Minimum Setup, Hold, and Recovery Times, ENB versus CLK
Minimum Pulse Width, ENB
Minimum Pulse Width, CLK
Maximum Input Rise and Fall Times — CLK
Parameter
(V+ = V+
i
, T A = – 40 to 85 C, C L = 25 pF, Input t r = t f = 10 ns)
i
= 2.7 to 5.5 V, GND = GND
(Notes 3 and 4) V out = 0.5 x V+
Parameter
Parameter
(Note 3) V out = 0.5 x V+
(Note 3) I out variation
2 mA @V+ = V+
i
, T A = – 40 to 85 C, Input t r = t f = 10 ns unless otherwise indicated)
Test Condition
i
= 4.5 to 5.5 V, I out
20%
(Figures 1, 5, and 6)
(Figures 1 and 5)
(Figures 2 and 6)
(Figure 1)
(Figure 3)
(Figure 4)
(Figure 4)
(Figure 1)
(Figure 1)
1 mA @V+ = V+
0.5 to V+ – 0.5 V
Guaranteed
Guaranteed
Guaranteed
Limit
dc to 2.0
12
Limit
Limit
20
200
200
200
100
250
100
10
50
i
*
= 2.7 to 4.4 V,
MOTOROLA
cycles
MHz
Unit
Unit
Unit
pF
ns
ns
ns
ns
ns
ns
%
%
V
s