CXD1948R 데이터 시트보기 (PDF) - Sony Semiconductor

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CXD1948R

IEEE1394 Link Layer LSI for DVB and DSS

Sony Semiconductor 

CXD1948R

4. Electrical Characteristics

4-1. DC Characteristics

Item

Input voltage

Input voltage

Output voltage

Output voltage

Input leak current

Input leak current

Output leak

current

Symbol

VIH

VIL

VOH

VOL

II1

II2

IOZ

Conditions

CMOS input cell

CMOS input cell

IOH = –4.0mA

IOL = 4.0mA

Bidirectional pin (input state)

Normal input pin

Tri-state pin (for high impedance state)

VIN = VSS or VDD

Min.

0.7VDD

VDD – 0.4

–40

–10

–40

(Ta = 25°C, VSS = 0V)

Typ. Max. Unit

V

0.2VDD V

V

0.4

V

40 µA

10 µA

40 µA

4-2. AC Characteristics

(VDD = 3.0 to 3.6V)

Item

Applicable pin

Symbol Normal clock Conditions Min. Typ. Max. Unit

Input setup

Input hold

AIDT [15 : 0], ERRFLAG,

Tsu1

PACKETEN, IOEC, AIWRITE,

AIREAD, PACKETGAP

Th1

AIDT [15 : 0], ERRFLAG,

Output delay READREQ

Td1

AICK

AIREAD CL = 10pF

AIWRITE

∗1

5

10 ns

0 ns

40 ns

Input setup

Input hold

D [3 : 0], CTL [1 : 0]

Output delay D [3 : 0], CTL [1 : 0], LREQ

Tsu2

Th2

Td2

5

SYSCLK CL = 10pF 2

2

ns

ns

15 ns

Input setup

Input hold

ADDRESS [6 : 0],

DATA [15 : 0], XCS, XWR

Output delay DATA [15 : 0], XWAIT, XINT

Tsu3

Th3

Td3

Refer to P.31 ATF/CFR/IPF write timing

ATF/CFR read timing

∗1 During asynchronous I/F, the reference clock is AIWRITE (transmit)/AIREAD (receive).

4-3. Timing Definitions

Input

reference clock

Tsu

Th

Output

Td

–8–

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