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參數資料
| 型號： | PCA8565 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Real time clock/calender |
| 中文描述： | 實時時鐘/ calender |
| 文件頁數： | 17/26頁 |
| 文件大小： | 581K |
| 代理商： | PCA8565 |
Philips Semiconductors
PCA8565
Real time clock/calender
Product data
Rev. 01 — 31 March 2003
17 of 26
9397 750 10695
Koninklijke Philips Electronics N.V. 2003. All rights reserved.
12. Dynamic characteristics
[1]
[2]
Unspecified for f
CLKOUT
= 32.768 kHz.
All timing values are valid within the operating supply voltage at ambient temperature and referenced to V
IL
and V
IH
with an input voltage
swing of V
SS
to V
DD
.
A detailed description of the I
2
C-bus specification, with applications, is given in brochure The I
2
C-bus and how to use it This brochure
may be ordered using the code 9398 393 40011.
I
2
C-bus access time between two STARTs or between a START and a STOP condition to this device must be less than one second.
[3]
[4]
Table 29:
V
DD
= 1.8 to 5.5 V; V
SS
= 0 V; T
amb
=
40 to + 125
°
C; f
osc
= 32.768 kHz; quartz R
s
= 40 k
; C
L
= 8 pF; unless otherwise
specified.
Symbol
Parameter
Conditions
Oscillator
C
INT
integrated load
capacitance
f
osc
/f
osc
oscillator stability
V
DD
= 200 mV; T
amb
= 25
°
C
Quartz crystal parameters (f = 32.768 kHz)
R
s
series resistance
C
L
parallel load capacitance
C
T
trimmer capacitance
CLKOUT output
δ
CLKOUT
CLKOUT duty cycle
Timing characteristics: I
2
C-bus
[2][3]
f
SCL
SCL clock frequency
t
HD;STA
START condition hold time
t
SU;STA
set-up time for a repeated
START condition
t
LOW
SCL LOW time
t
HIGH
SCL HIGH time
t
r
SCL and SDA rise time
t
f
SCL and SDA fall time
C
b
capacitive bus line load
t
SU;DAT
data set-up time
t
HD;DAT
data hold time
t
SU;STO
set-up time for STOP
condition
t
SW
tolerable spike width on
bus
Dynamic characteristics
Min
Typ
Max
Unit
15
25
35
pF
-
2
×
10
-7
-
-
-
-
5
-
10
-
40
-
25
k
pF
pF
[1]
-
50
-
%
[4]
-
-
-
-
400
-
-
kHz
μ
s
μ
s
0.6
0.6
1.3
0.6
-
-
-
100
0
0.6
-
-
-
-
-
-
-
-
-
-
0.3
0.3
400
-
-
-
μ
s
μ
s
μ
s
μ
s
pF
ns
ns
μ
s
-
-
50
ns
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相關代理商/技術參數 |
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|---|---|
| PCA8565BS | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Real time clock/calendar |
| PCA8565BS/1,118 | 功能描述:實時時鐘 AUTOMOTIVE CLOCK/CAL RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| PCA8565BS/1-T | 功能描述:實時時鐘 AUTOMOTIVE CLOCK/CAL RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| PCA8565TS | 制造商:PHIL 功能描述: |
| PCA8565TS/1,118 | 功能描述:實時時鐘 CMOS RTC/CALENDAR RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
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