Philips Semiconductors
P89LPC924/925
8-bit microcontrollers with accelerated two-clock 80C51 core
Product data Rev. 03 — 15 December 2004 40 of 49
9397 750 14471
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
10. Static characteristics
Table 8: DC electrical characteristics
V
DD
= 2.4 V to 3.6 V, unless otherwise specified.
T
amb
=
−
40
°
Cto+85
°
C for industrial, unless otherwise specified.
Symbol Parameter Conditions Min Typ
[1]
Max Unit
I
DD(oper)
power supply current, operating 3.6 V; 12 MHz
[2]
- 9 15 mA
3.6 V; 18 MHz
[2]
-1423mA
I
DD(idle)
power supply current, Idle mode 3.6 V; 12 MHz
[2]
- 3.25 5 mA
3.6 V; 18 MHz
[2]
-57mA
I
DD(PD)
power supply current, Power-down
mode, voltage comparators
powered-down
3.6 V
[2]
-5580µA
I
DD(TPD)
power supply current, Total
Power-down mode
3.6 V
[2]
-15µA
(dV
DD
/dt)
r
V
DD
rise rate - - 2 mV/µs
(dV
DD
/dt)
f
V
DD
fall rate - - 50 mV/µs
V
POR
Power-on reset detect voltage - - 0.2 V
V
RAM
RAM keep-alive voltage 1.5 - - V
V
th(HL)
negative-going threshold voltage except SCL, SDA 0.22V
DD
0.4V
DD
-V
V
IL
LOW-level input voltage SCL, SDA only −0.5 - 0.3V
DD
V
V
th(LH)
positive-going threshold voltage except SCL, SDA - 0.6V
DD
0.7V
DD
V
V
IH
HIGH-level input voltage SCL, SDA only 0.7V
DD
- 5.5 V
V
hys
hysteresis voltage Port 1 - 0.2V
DD
-V
V
OL
LOW-level output voltage; all ports,
all modes except Hi-Z
I
OL
=20mA
[3]
- 0.6 1.0 V
I
OL
= 3.2 mA
[3]
- 0.2 0.3 V
V
OH
HIGH-level output voltage, all ports I
OH
= −3.2 mA;
push-pull mode
V
DD
− 0.7 V
DD
− 0.4 - V
I
OH
= −20 µA;
quasi-bidirectional
mode
V
DD
− 0.3 V
DD
− 0.2 - V
C
ig
input/output pin capacitance
[4]
- - 15 pF
I
IL
logical 0 input current, all ports V
IN
= 0.4 V
[5]
--−80 µA
I
LI
input leakage current, all ports V
IN
=V
IL
or V
IH
[6]
--± 10 µA
I
TL
logical 1-to-0 transition current,
all ports
V
IN
= 2.0 V at
V
DD
= 3.6 V
[7], [8]
−30 - −450 µA
R
RST
internal reset pull-up resistor 10 - 30 kΩ
