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參數(shù)資料
| 型號(hào)： | V30208TSS |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Ultra Low Power 1-Bit 32 kHz RTC |
| 中文描述： | 超低功耗1位32 kHz的時(shí)鐘 |
| 文件頁(yè)數(shù)： | 14/14頁(yè) |
| 文件大小： | 470K |
| 代理商： | V30208TSS |
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14
Ordering Information
The V3020 is available in the following package :
SO8 plastic package
TSSO8 plastic package
V3020 8S
V3020 8TSS
When ordering, please specify the complete part number.
Battery Switch Over Circuit
V3020
R
D0 of data bus
V
SS
V
DD
I/O
CS
Motorola BS107A or 3N171
V3020
3 V
+
BAT85*
BAT85*
+5V
+5V
1M
W
Fig. 18
* Use Schottky barrier diodes.
The BAT85 has a typical V of
250 mV at an I of 1 mA.
The reverse current is typically
200 nA at a V of 5 V. The reverse,
recovery time is 5 ns. For surface
mount applications use the
Philips BAT17 in SOT-23 or other.
V
DD
V
DD1
CS
RES
V3020
V
1M
W
V
BAT
V
DD2
PFO
V
OUT
V
SS
3.6 V
+
v
cc
-- V
-- RES is higher level detection
(e.g.: 4.0 V)
-- PFO is lower level detection
(V
lower than V
DD1
can be connected to V
DD2
DD1
).
BAT
e.g.
V
SS
V
SS
a)
b)
EM Microelectronic-Marin SA cannot assume responsibility for use of any circuitry described other than circuitry entirely embodied in
an EM Microelectronic-Marin SA product. EM Microelectronic-Marin SA reserves the right to change the circuitry and specifications
without notice at any time. You are strongly urged to ensure that the information given has not been superseded by a more up-to-date
ó
2000 EM Microelectronic-Marin SA, 10/00, Rev. C/329
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| V3020SO8A | 制造商:EMMICRO 制造商全稱:EM Microelectronic - MARIN SA 功能描述:Ultra Low Power 1-Bit 32 kHz RTC |
| V3020SO8B | 制造商:EMMICRO 制造商全稱:EM Microelectronic - MARIN SA 功能描述:Ultra Low Power 1-Bit 32 kHz RTC |
| V3020TP8A | 制造商:EMMICRO 制造商全稱:EM Microelectronic - MARIN SA 功能描述:Ultra Low Power 1-Bit 32 kHz RTC |
| V3020TP8B | 制造商:EMMICRO 制造商全稱:EM Microelectronic - MARIN SA 功能描述:Ultra Low Power 1-Bit 32 kHz RTC |
| V3020XSO8A | 制造商:EMMICRO 制造商全稱:EM Microelectronic - MARIN SA 功能描述:Ultra Low Power 1-Bit 32 kHz RTC |
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