SC26C562(2006) 查看數據表（PDF） - Philips Electronics

零件编号

产品描述 (功能)

生产厂家

SC26C562
(Rev.:2006)

CMOS dual universal serial communications controller (CDUSCC)

Philips Electronics 

Philips Semiconductors

CMOS dual universal serial communications controller

(CDUSCC)

Product data sheet

SC26C562

AC ELECTRICAL CHARACTERISTICS (Continued)

IRQN

IACKN

D7–D0

INTERRUPT REQUEST LOCKED

VECTOR SETTLING

tIALDDV

VECTOR

LOCKED

C

B

tIAHDDI

A

A

A

C

tIAHDDF

NOTES:

A ICR[5:4] = 01 or 10 (mode 1 or mode 2)

B Call instruction (mode 2)

C ICR[5:4] = 11 (mode 3)

Figure 6. Interrupt Acknowledge Cycle

SERVICE

ROUTINE

SYMBOL

PARAMETER

tIALDDV

tIAHDDF

tIAHDDI

tIALDLZ

tIAHIAL

IACKN LOW to data bus valid

IACKN HIGH to data bus floating

IACKN HIGH to data bus invalid

IACKN LOW to data bus LOW impedance9

IACKN HIGH to LOW

LIMITS

Min

Max

130

5

60

10

30

Cleared

through

software

SD00208

UNIT

ns

ns

ns

ns

ns

CEN

WRN

GPO1_N

AND/OR

GPO2_N

OLD DATA

Figure 7. Output Port Timing

SYMBOL

PARAMETER

tWRHGOV WRN HIGH to GPO output data valid

tWRHGOV

NEW DATA

SD00209

LIMITS

Min

Max

–

100

UNIT

ns

2006 Aug 10

11

Share Link: