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參數(shù)資料
| 型號(hào)： | P89LPC921 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | MINIATURE POWER RELAY |
| 中文描述： | 8位微控制器兩個(gè)小時(shí)80C51的核心2鍵盤(pán)/ 4 KB的/ 8 KB的3伏的低功耗Flash 256 - RAM的字節(jié)數(shù)據(jù) |
| 文件頁(yè)數(shù)： | 35/45頁(yè) |
| 文件大小： | 877K |
| 代理商： | P89LPC921 |
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Philips Semiconductors
P89LPC920/921/922
8-bit microcontrollers with two-clock 80C51 core
Product data
Rev. 06 — 21 November 2003
35 of 45
9397 750 12285
Koninklijke Philips Electronics N.V. 2003. All rights reserved.
10. Static characteristics
[1]
Typical ratings are not guaranteed. The values listed are at room temperature, 3 V.
Table 8:
V
DD
= 2.4 V to 3.6 V unless otherwise specified.
T
amb
=
40
°
C to +85
°
C for industrial, unless otherwise specified.
Symbol
Parameter
I
DD
power supply current, operating
I
ID
power supply current, Idle mode
I
PD
Power supply current,
Power-down mode, voltage
comparators powered-down
I
PD1
Power supply current,
Total Power-down mode
V
DDR
V
DD
rise time
V
DDF
V
DD
fall time
V
POR
Power-on reset detect voltage
V
RAM
RAM keep-alive voltage
V
th(HL)
negative-going threshold voltage
(except SCL, SDA)
V
IL1
LOW-level input voltage
(SCL, SDA only)
V
th(LH)
positive-going threshold voltage
(except SCL, SDA)
V
IH1
HIGH-level input voltage
(SCL, SDA only)
V
hys
hysteresis voltage
V
OL
LOW-level output voltage; all ports,
all modes except Hi-Z
[3]
DC electrical characteristics
Conditions
3.6 V; 12 MHz
3.6 V; 12 MHz
3.6 V
Min
-
-
-
Typ
[1]
9
3.25
-
Max
18
5
<t.b.d.>
Unit
mA
mA
μ
A
[2]
[2]
[2]
3.6 V
[2]
-
1
5
μ
A
-
-
-
1.5
0.22V
DD
-
-
-
-
0.4V
DD
2
50
0.2
-
-
mV/
μ
s
mV/
μ
s
V
V
V
0.5
-
0.3V
DD
V
-
0.6V
DD
0.7V
DD
V
0.7V
DD
-
5.5
V
Port 1
I
OL
= 20 mA
I
OL
= 3.2 mA
-
-
-
<t.b.d.>
0.2V
DD
0.6
0.2
-
-
1.0
0.3
-
V
V
V
V
V
OH
HIGH-level output voltage, all ports I
OH
=
20 mA;
push-pull mode
I
OH
=
3.2 mA;
push-pull mode
I
OH
=
20
μ
A;
quasi-bidirectional
mode
V
DD
0.7
V
DD
0.4 -
V
V
DD
0.3
V
DD
0.2 -
V
C
io
I
IL
I
LI
I
TL
input/output pin capacitance
logical 0 input current, all ports
input leakage current, all ports
logical 1-to-0 transition current,
all ports
internal reset pull-up resistor
brownout trip voltage with
BOV = ‘0’, BOPD = ‘1’
bandgap reference voltage
bandgap temperature coefficient
[4]
-
-
-
30
-
-
-
-
15
80
±
10
450
pF
μ
A
μ
A
μ
A
V
IN
= 0.4 V
V
IN
= V
IL
or V
IH
V
IN
= 2.0 V at
V
DD
= 3.6 V
[5]
[6]
[7]
,
[8]
R
RST
V
BO
10
2.40
-
-
30
2.70
k
V
2.4 V < V
DD
< 3.6 V
V
REF
TC
(VREF)
1.11
-
1.23
10
1.34
20
V
ppm/
°
C
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