SAB-C505C-4E 查看數據表（PDF） - Infineon Technologies

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SAB-C505C-4E

8-bit Single-chip Microcontroller

Infineon Technologies 

C505 / C505C

C505A / C505CA

AC Characteristics (16 MHz, 0.4 to 0.6 Duty Cycle)

(Operating Conditions apply)

(CL for port 0, ALE and PSEN outputs = 100 pF; CL for all other outputs = 80 pF)

Program Memory Characteristics

Parameter

ALE pulse width

Address setup to ALE

Address hold after ALE

ALE to valid instruction in

ALE to PSEN

PSEN pulse width

PSEN to valid instruction in

Input instruction hold after PSEN

Input instruction float after PSEN

Address valid after PSEN

Address to valid instruction in

Address float to PSEN

Symbol

Limit Values

Unit

16-MHz clock

Variable Clock

Duty Cycle 1/CLP= 2 MHz to 16 MHz

0.4 to 0.6

min. max. min.

max.

tLHLL

48

–

CLP - 15 –

ns

tAVLL

10

–

TCLHmin -15 –

ns

tLLAX

10

–

TCLHmin -15 –

ns

tLLIV

–

75 –

2 CLP - 50 ns

tLLPL

10

–

TCLLmin -15 –

ns

tPLPH

73

–

CLP+

–

ns

TCLHmin -15

tPLIV

–

38 –

CLP+

ns

TCLHmin- 50

tPXIX

0

–

0

–

ns

t *)

PXIZ

–

15 –

TCLLmin -10 ns

t *)

PXAV

20

–

TCLLmin - 5 –

ns

tAVIV

–

95 –

2 CLP + ns

TCLHmin -55

tAZPL

-5

–

-5

–

ns

*) Interfacing the C505 to devices with float times up to 20 ns is permissible. This limited bus contention will not

cause any damage to port 0 drivers.

Data Sheet

68

08.00

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