參數(shù)資料
型號: PCF8573PN
英文描述: Real-Time Clock
中文描述: 實時時鐘
文件頁數(shù): 11/24頁
文件大?。?/td> 179K
代理商: PCF8573PN
1997 Feb 13
11
Philips Semiconductors
Product specification
256 to 1024
×
8-bit CMOS EEPROMs with
I
2
C-bus interface
PCF85xxC-2 family
9
In accordance with the Absolute Maximum Rating System (IEC 134).
LIMITING VALUES
10 CHARACTERISTICS
V
DD
= 2.5 to 6.0 V; V
SS
= 0 V; T
amb
=
40 to +85
°
C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
V
DD
V
I
I
I
I
O
T
stg
T
amb
supply voltage
input voltage on any input pin
input current on any input pin
output current
storage temperature
operating ambient temperature
0.3
V
SS
0.8
65
40
+6.5
+6.5
1
10
+150
+85
V
V
mA
mA
°
C
°
C
Z
i
> 500
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
Supplies
V
DD
I
DDR
supply voltage
supply current read
2.5
6.0
V
f
SCL
= 100 kHz
V
DD
= 2.5 V
V
DD
= 6.0 V
f
SCL
= 100 kHz
V
DD
= 2.5 V
V
DD
= 6.0 V
V
DD
= 2.5 V
V
DD
= 6.0 V
V
DD
= 2.5 V
V
DD
= 6.0 V
V
DD
= 2.5 V
V
DD
= 6.0 V
60
200
μ
A
μ
A
I
DDW
supply current E/W
PCF8582C-2
0.6
2.0
0.8
2.5
1.0
4.0
3.5
10
mA
mA
mA
mA
mA
mA
μ
A
μ
A
PCF8594C-2
PCF8598C-2
I
DD(stb)
standby supply current
PTC output (pin 7)
V
IL
V
IH
LOW level input voltage
HIGH level input voltage
0.8
0.9V
DD
0.1V
DD
V
DD
+ 0.8 V
V
SCL input (pin 6)
V
IL
V
IH
I
LI
f
SCL
C
I
LOW level input voltage
HIGH level input voltage
input leakage current
clock input frequency
input capacitance
0.8
0.7V
DD
0
0.3V
DD
+6.5
±
1
100
7
V
V
μ
A
kHz
pF
V
I
= V
DD
or V
SS
V
I
= V
SS
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