PCF84C12AP datasheet(10/16 Pages) PHILIPS

10 / 16 page

1998 May 11

Philips Semiconductors

Product speciﬁcation

8-bit microcontroller

PCF84C12A

Fig.11 Typical HIGH-level push-pull output source

current (IOH1) as a function of operating

supply voltage (VDD).

handbook, halfpage

357

MBC961

VDD (V)

I OH1

(mA)

VO =VDD − 0.4 V.

Fig.12 Typical transconductance values (gm) as a

function of operating supply voltage (VDD)

for the options gvmL, gmM and gmH.

handbook, halfpage

357

MBC962

VDD (V)

(mS)

gmH

g mM

g mL

11 AC CHARACTERISTICS

VDD = 2.5 to 5.5 V; VSS = 0 V; Tamb = −40 to +85 °C; all voltages with respect to VSS; unless otherwise speciﬁed.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

rise time all outputs

VDD =5V; Tamb =25 °C; CL =50pF

−

fall time all outputs

VDD =5V; Tamb =25 °C; CL =50pF

−

fxtal

clock frequency

see Fig.3

−

MHz

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