M48T08, M48T08Y, M48T18

DC and AC parameters

21/30

Table 9.

DC characteristics

Figure 12.

Power down/up mode AC waveforms

Note:

Inputs may or may not be recognized at this time. Caution should be taken to keep E1 high

though a power on reset is being applied to the processor, a reset condition may not occur

until after the system clock is running.

Symbol

Parameter

1.

M48T08/M48T18/T08Y

Unit

Min

Max

Input Leakage Current

0V

±1

µA

(2)

2.

Outputs deselected.

Output Leakage Current

0V

±1

µA

Supply Current

Outputs open

80

mA

(3)

3.

Measured with Control Bits set as follows: R = '1'; W, ST, FT = '0.'

Supply Current (Standby) TTL

3mA

(3)

Supply Current (Standby) CMOS

3mA

Input Low Voltage

–0.3

0.8

V

Input High Voltage

2.2

V

Output Low Voltage

0.4

V

4.

The INT pin is open drain.

0.4

V

Output High Voltage

2.4

V

AI00566

VCC

INPUTS

INT

(PER CONTROL INPUT)

OUTPUTS

DON'T CARE

HIGH-Z

tF

tFB

tPFX

tR

tPFH

trec

tPD

tRB

tDR

VALID

VALID

NOTE

(PER CONTROL INPUT)

RECOGNIZED

RECOGNIZED

VPFD (max)

VPFD (min)

VSO