Philips Semiconductors
8-bit microcontrollers
Product specification
PCF84C12A; PCF84C22A;
PCF84C42A
handbook,1h2alfpage
I OH1
(mA)
8
MBC961
6
handbook, halfpage
gm
(mS)
4
MBC962
g mH
4
0
1
3
5 VDD (V) 7
VO = VDD − 0.4 V.
Fig.11 Typical HIGH level push-pull output source
current (IOH1) as a function of operating
supply voltage (VDD).
2
g mM
g mL
0
1
3
5
7
VDD (V)
Fig.12 Typical transconductance values (gm) as a
function of operating supply voltage (VDD)
for the options gvmL, gmM and gmH.
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
tr
rise time all outputs
VDD = 5 V; Tamb = 25 °C; CL = 50 pF −
30
−
ns
tf
fall time all outputs
VDD = 5 V; Tamb = 25 °C; CL = 50 pF −
30
−
ns
fxtal
clock frequency
see Fig.3
1
−
16
MHz
1996 Nov 20
10