7

µPD6345

SWITCHING CHARACTERISTICS

(Ta = 25

°C, VDD = 5 V, CL = 15 pF, R (On) = 300 Ω, VOUT = 12 V, tr = tf = 6 ns)

ITEM

SYMBOL

CONDITION

MIN.

TYP.

MAX.

UNIT

tPLH1

SCK

→ SO (High Level)

20

100

ns

tPLH2

SCK

→ Driver Output (High Level)

20

1

µs

tPHL1

SCK

→ SO (Low Level)

100

ns

Propagation Delay Time

tPHL2

SCK

→Driver Output (Low Level)

1

µs

tPHL3

RESET

→ SO

100

ns

tPHL/PLH4

Output Enable

→ Driver Output

1

µs

tPHL/PLH5

Latch Enable

→ Driver Output

1

µs

Clock Transition Time

tr

SCK

70

µs

tf

Maximum Clock Frequency

fmax

13

8

MHz

Minimum Data Setup Time

tSETUP

20

10

ns

Minimum Data Hold Time

tHOLD

20

10

ns

Minimum Reset Pulse Width

PWRESET

62.5

10

ns

Minimum Output Enable Pulse Width PWENABLE

1

0.55

µs

Minimum Latch Enable Pulse Width

PWLATCH

62.5

38

ns

Clock Pulse Width

PWSCK

38

62.5

ns