LC875132A View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

Manufacturer

LC875132A

8-Bit Single Chip Microcontroller with 64/48/32K-Byte ROM and 1024-Byte RAM On Chip

SANYO -> Panasonic 

LC875164A/48A/32A

5. Parallel Input/Output Characteristics at Ta=-30°C to +70°C, VSS1=VSS2=VSS3=0V

Note: Port A terminals used as RS, WR , RD and CS should be set to CMOS format.

Please refer to figures 8 and 9 for parallel output timing waveforms.

Parameter

Symbol

Pins

Conditions

Write cycle, Read

cycle

Address set-up

time

tC(1)

tsA(1)

tsA(2)

• WR (PA3), PB0-PB7

• RD (PA4), PC0-PC7

RD (PA4), PC0-PC7

From address set-up

until control signal

changes

Address hold time thA(1)

thA(2)

RS set-up tie

tsRS(1)

tsRS(2)

tsRS(3)

RD (PA4), PC0-PC7

WR (PA3), PC0-PC7

WR (PA3), RS(PA5),

CS (PAX)

RD (PA4), RS(PA5)

RD (PA4), RS(PA5)

From change of RD

until address change

From change of WR

until address change

From change of RS,

CS until change in

WR

from change of RS

until change in RD

CS

set-up time

RS

hold time

CS

hold time

WR

’H’ pulse width

tsCS(1)

tsCS(2)

thRS(1)

thRS(2)

thRS(3)

thCS(1)

thCS(2)

tWRH(1)

tWRH(2)

RD (PA4), CS (PAX) From change in CS

until change in RD

WR

(PA3), From change in CS

CS (PAX)

until change in WR

WR (PA3), RS(PA5) From change in WR

until change in RS

RD (PA4), RS(PA5),

CS (PAX)

RD (PA4), RS(PA5),

From change in RD

until change in RS,

CS

CS (PAX)

RD (PA4), RS(PA5) From change in RD

until change in CS

WR (PA3), RS(PA5) From change in WR

until change in CS

WR (PA3)

WR (PA3)

WR

’L’ pulse width

tWRL(1)

tWRL(2)

WR (PA3)

WR (PA3)

Ratings

VDD[V] min.

typ.

2.5 - 6.0

1

2.5 - 6.0

2.5 - 6.0

2.5 - 6.0

1/3tCYC

-30ns

2/3tCYC

-30ns

1/6tCYC

2.5 - 6.0

5

2.5 - 6.0 1/6tCYC

-15ns

2.5 - 6.0

2.5 - 6.0

2.5 - 6.0

1/6tCYC

-15ns

1/3tCYC

-15ns

1/3tCYC

-15ns

2.5 - 6.0 2/3tCYC

-15ns

2.5 - 6.0

0

2.5 - 6.0 1/6tCYC

2.5 - 6.0

0

2.5 - 6.0 1/6tCYC

2.5 - 6.0

0

2.5 - 6.0

2.5 - 6.0

2.5 - 6.0

2.5 - 6.0

1/6tCYC

-5ns

2/3tCYC

-5ns

1/6tCYC

-5ns

1/3tCYC

-5ns

1/6

tCYC

2/3

tCYC

1/6

tCYC

1/3

tCYC

max.

unit

tCYC

tCYC

& ns

ns

tCYC

& ns

ns

tCYC

& ns

ns

tCYC

& ns

ns

tCYC

& ns

(Continued)

No.6715-16/25

Share Link: