SM9103M データシートの表示（PDF） - Nippon Precision Circuits

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SM9103M

DVDRAM Head Amplifier LSI

Nippon Precision Circuits  

SM9103M

Serial Interface Characteristics

VCC = 5 V ± 5%, GND = 0 V, Ta = 0 to 70 °C

Parameter

Rating

Symbol

Condition

Unit

min

typ

max

SCLK pulse cycle

SCLK HIGH-level pulsewidth

SCLK LOW-level pulsewidth

SENB setup time

SENB hold time

SDATA setup time

SDATA hold time

ACK setup time1

ACK hold time1

SENB interval

tcySCK

twhSCK

twlSCK

tsSEN

thSEN

tsSDA

thSDA

tsACK

thACK

tinSEN

100

–

40

–

40

–

20

–

40

–

15

–

15

–

0

–

–

–

100

–

–

ns

–

ns

–

ns

–

ns

–

ns

–

ns

–

ns

20

ns

50

ns

–

ns

1. ACK is the acknowledge output (n-channel open-drain). LOW-level output when the data received is valid.

SDATA load capacitance is 15 pF.

SENB

SCLOCK

SDATA

Controller

SDATA

Port

tsSEN twhSCK twlSCK

tcySCK

tsSDA thSDA

bit 0

bit 1

LSB

tinSEN

bit 15

MSB

thSEN

tsACK

thACK

ACK

High Impedance

NIPPON PRECISION CIRCUITS—10

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