參數(shù)資料
型號(hào): PCF8573T
廠商: NXP SEMICONDUCTORS
元件分類: XO, clock
英文描述: Clock/calendar with Power Fail Detector
中文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO16
封裝: 7.50 MM, PLASTIC, MS-013, SOT-162-1, SO-16
文件頁(yè)數(shù): 14/24頁(yè)
文件大?。?/td> 198K
代理商: PCF8573T
1997 Mar 28
14
Philips Semiconductors
Product specification
Clock/calendar with Power Fail Detector
PCF8573
12 DC CHARACTERISTICS
V
SS2
= 0 V; T
amb
=
40 to + 85
°
C unless otherwise specified. Typical values at T
amb
= 25
°
C.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNI
T
Supply
V
DD
V
SS2
supply voltage (I
2
C interface)
V
DD
V
SS1
supply voltage (clock)
I
SS1
supply current
at V
SS1
(pin 15)
2.5
1.1
5.0
1.5
6.0
V
DD
V
SS2
V
V
t
HD; DAT
300 ns
see Fig.11
V
DD
V
SS1
= 1.5 V
V
DD
V
SS1
= 5 V
V
DD
V
SS2
= 5 V;
I
O
= 0 all outputs
3
12
10
50
50
μ
A
μ
A
μ
A
I
SS2
supply current
at V
SS2
(pin 8)
Input SCL, input/output SDA
V
IL
V
IH
I
LI
C
i
Inputs A0, A1, TEST
LOW level input voltage
HIGH level input voltage
input leakage current
input capacitance
0.7V
DD
1
0.3V
DD
+1
7
V
V
μ
A
pF
V
I
= V
SS2
or V
DD
V
IL
V
IH
I
LI
Inputs EXTPF, PFIN
LOW level input voltage
HIGH level input voltage
input leakage current
0.7V
DD
250
0.2V
DD
+250
V
V
nA
V
I
= V
SS2
or V
DD
V
IL
V
IH
I
LI
LOW level input voltage
HIGH level input voltage
input leakage current
0
0.7V
DD
V
SS1
1.0
0.1
0.2V
DD
V
SS1
V
+1.0
+0.1
V
μ
A
μ
A
V
I
= V
SS1
to V
DD
V
I
= V
SS1
to V
DD
;
T
amb
= 25
°
C
Output SDA (n channel open-drain)
V
OL
LOW level output voltage
output ON; I
O
= 3 mA;
V
DD
V
SS2
= 2.5 to 6 V
V
DD
V
SS2
= 6 V;
V
O
= 6 V
0.4
V
I
LI
input leakage current
1.0
+1.0
μ
A
Output SEC, MIN, COMP, FSET (normal buffer outputs)
V
OL
LOW level output voltage
V
DD
V
SS2
= 2.5 V;
I
O
= 0.3 mA
V
DD
V
SS2
= 4 to 6 V;
I
O
= 1.6 mA
V
DD
V
SS2
= 2.5 V;
I
O
=
0.1 mA
V
DD
V
SS2
= 4 to 6 V;
I
O
=
0.5 mA
0.4
V
0.4
V
V
OH
HIGH level output voltage
V
DD
0.4
V
V
DD
0.4
V
相關(guān)PDF資料
PDF描述
PCF8574 Remote 8-bit I/O expander for I2C-bus
PCF8578 LCD row/column driver for dot matrix graphic displays
PCF8578H LCD row/column driver for dot matrix graphic displays
PCF8578U LCD row/column driver for dot matrix graphic displays
PCF8579 LCD column driver for dot matrix graphic displays
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PCF8573TD 制造商:NXP Semiconductors 功能描述:Real Time Clock, 16 Pin, Plastic, SOP
PCF8573TD-T 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Real-Time Clock
PCF8574 制造商:TI 制造商全稱:Texas Instruments 功能描述:REMOTE 8-BIT I/O EXPANDER FOR I2C BUS
PCF8574_02 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Remote 8-bit I/O expander for I2C-bus
PCF8574_07 制造商:TI 制造商全稱:Texas Instruments 功能描述:REMOTE 8-BIT I/O EXPANDER FOR I2C BUS