Electronic component search and free download site. Transistors,MosFET ,Diode,Integrated circuits
English
한국어
日本語
русский
简体中文
español
零件编号
产品描述 (功能)
EM91865B 查看數據表(PDF) - ELAN Microelectronics
零件编号
产品描述 (功能)
生产厂家
EM91865B
13 MEMORY TONE/PULSE DIALER WITH HF, HD, REDIAL AND VOLUME CONTROL FUNCTION
ELAN Microelectronics
EM91865B Datasheet PDF : 20 Pages
1
2
3
4
5
6
7
8
9
10
Next
Last
OPERATING FLOW CHART
EM91865
13 MEMORY TONE/PULSE DIALER WITH HF, HD, REDIAL
AND VOLUME CONTROL FUNCTION
Preliminary
HF
HF
(1) On_Hook
state
HKS=L
(4)
On_Hook
HF
state
HD
HKS=H
HKS=L
HD
HF
(3)
Off_Hook
HF
HKS=H
HF
HF
(6)
On_Hook
HD
HD
HF
HKS=H
<Note> : HF=Handfree
HKS=L
HD=Hold
Truth Table :
(2)
Off_Hook
state
HD
HD
(5)
Off_Hook
HD
Operating state
(1)On-hook, idle state
(2)Off-hook line
(3)Off-hook, HF line
(4)On-hook, HF line
(5)Off-hook, HD line
(6)On-hook, HD line
HKS
H
L
L
H
L
H
Input / Output pin level
PO
XMUTE
Z
L
Z
L
Z
L
Z
L
Z
H
Z
H
HFO
L
L
H
H
L
L
Note : Z= floating (high impedance) ; H= logic "High" ; L= logic "Low" level.
@ = To doing R-option
HDO
L
L
L
L
H
H
* This specification are subject to be changed without notice.
4.28.1999
8
Share Link:
datasheetq.com [
Privacy Policy
]
[
Request Datasheet
] [
Contact Us
]