MC145170DT2 datasheet(5/32 Pages) FREESCALE

部品番号	MC145170DT2

部品情報	PLL Frequency Synthesizer with Serial Interface

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Electrical Characteristics

MC145170-2 Technical Data, Rev. 5

Freescale Semiconductor

5

Table 4. AC Interface Characteristics

( TA = -40 to 85°C, CL = 50 pF, Input tr = tf = 10 ns, unless otherwise noted.)

Parameter

Symbol

Figure

No.

VDD

V

Guaranteed

Limit

Unit

Serial Data Clock Frequency (Note: Refer to Clock tw Below)

fclk

2

2.7

4.5

5.5

dc to 3.0

dc to 4.0

MHz

Maximum Propagation Delay, CLK to Dout

tPLH, tPHL

2, 6

2.7

4.5

5.5

150

85

ns

Maximum Disable Time, Dout Active to High Impedance

tPLZ, tPHZ

3, 7

2.7

4.5

5.5

300

200

ns

Access Time, Dout High Impedance to Active

tPZL, tPZH

3, 7

2.7

4.5

5.5

0 to 200

0 to 100

ns

Maximum Output Transition Time, Dout

CL = 50 pF

tTLH, tTHL

2, 6

2.7

4.5

5.5

150

50

ns

CL = 200 pF

2, 6

2.7

4.5

5.5

900

150

ns

Maximum Input Capacitance - Din, ENB, CLK

Cin

-

10

pF

Maximum Output Capacitance - Dout

Cout

-

10

pF

Table 5. Timing Requirements (TA = -40 to 85°C, Input tr = tf = 10 ns, unless otherwise noted.)

Parameter

Symbol

Figure

No.

VDD

V

Guaranteed

Limit

Unit

Minimum Setup and Hold Times, Din vs CLK

tsu, th

4

2.7

4.5

5.5

55

40

ns

Minimum Setup, Hold, and Recovery Times, ENB vs CLK

tsu, th, trec

5

2.7

4.5

5.5

135

100

ns

Minimum Inactive-High Pulse Width, ENB

tw(H)

5

2.7

4.5

5.5

400

300

ns

Minimum Pulse Width, CLK

tw

2

2.7

4.5

5.5

166

125

ns

Maximum Input Rise and Fall Times, CLK

tr, tf

2

2.7

4.5

5.5

100

µs

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