參數(shù)資料
型號(hào): PCF8563
廠商: NXP Semiconductors N.V.
英文描述: Real-time clock/calendar(實(shí)時(shí)時(shí)鐘/日歷)
中文描述: 實(shí)時(shí)時(shí)鐘/日歷(實(shí)時(shí)時(shí)鐘/日歷)
文件頁數(shù): 17/30頁
文件大?。?/td> 676K
代理商: PCF8563
Philips Semiconductors
PCF8563
Real-time clock/calendar
Product specification
16 April 1999
17 of 30
9397 750 04855
Philips Electronics N.V. 1999. All rights reserved.
10. Static characteristics
Table 29: Static characteristics
V
DD
= 1.8 to 5.5 V; V
SS
= 0 V; T
amb
=
40 to 85
°
C; f
OSC
= 32.768 kHz; quartz R
s
= 40 k
; C
L
= 8 pF; unless otherwise
specified.
Symbol
Parameter
Conditions
Supplies
V
DD
supply voltage
I
2
C-bus inactive; T
amb
= 25
°
C
I
2
C-bus active; f
SCL
= 400 kHz
supply voltage for reliable
clock/calendar information
I
DD1
supply current;
CLKOUT disabled (FE = 0)
f
SCL
= 100 kHz
f
SCL
= 0 Hz; T
amb
= 25
°
C
V
DD
= 5 V
V
DD
= 3 V
V
DD
= 2 V
f
SCL
= 0 Hz
V
DD
= 5 V
V
DD
= 3 V
V
DD
= 2 V
I
DD2
supply current;
CLKOUTenabled
(f
CLKOUT
= 32 kHz; FE = 1)
V
DD
= 3 V
V
DD
= 2 V
f
SCL
= 0 Hz
V
DD
= 5 V
V
DD
= 3 V
V
DD
= 2 V
Inputs
V
IL
LOW-level input voltage
V
IH
HIGH-level input voltage
I
LI
input leakage current
V
I
= V
DD
or V
SS
C
i
input capacitance
Outputs
I
OL(SDA)
LOW-level output current;
pin SDA
I
OL(INT)
LOW-level output current;
pin INT
I
OL(CLKOUT)
LOW-level output current;
pin CLKOUT
Min
Typ
Max
Unit
1.0
[1]
1.8
[1]
V
low
5.5
5.5
5.5
V
V
V
T
amb
= 25
°
C
f
SCL
= 400 kHz
[2]
800
200
μ
A
μ
A
[2]
275
250
225
550
500
450
nA
nA
nA
[2]
500
400
400
750
650
600
nA
nA
nA
f
SCL
= 0 Hz; T
amb
= 25
°
C
V
DD
= 5 V
[2]
825
550
425
1600
1000
800
nA
nA
nA
[2]
950
650
500
1700
1100
900
nA
nA
nA
V
SS
0.7V
DD
1
[3]
0.3V
DD
V
DD
+1
7
V
V
μ
A
pF
V
OL
= 0.4 V; V
DD
= 5 V
3
mA
1
mA
1
mA
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