參數(shù)資料
型號(hào): PCD3310T
廠商: NXP SEMICONDUCTORS
元件分類: 無繩電話/電話
英文描述: Pulse and DTMF diallers with redial
中文描述: TELEPHONE DIALER CKT, PDSO28
文件頁數(shù): 17/28頁
文件大小: 145K
代理商: PCD3310T
1996 Nov 21
17
Philips Semiconductors
Product specification
Pulse and DTMF diallers with redial
PCD3310; PCD3310A
12 TIMING CHARACTERISTICS
When any key is activated a square wave (330 Hz) is generated and appears at the CF output to serve as an acoustic
feed-back for the user.
SYMBOL
PARAMETER
MIN.
TYP.
MAX.
UNIT
DTMF dialling
t
t
, t
p
t
t
, t
p
transmission and pause times (manual dialling)
transmission and pause times (redialling)
68
68
70
72
ms
ms
Pulse dialling (PCD3310)
f
dp
t
id
t
b
t
m
dialling pulse frequency
inter-digit pause
break time
make time
9.8
828
66
32
10
840
67
33
10.4
844
68
34
Hz
ms
ms
ms
Pulse dialling (PCD3310A)
f
dp
t
id
t
b
t
m
dialling pulse frequency
inter-digit pause
break time
make time
9.8
828
59
39
10
840
60
40
10.4
844
61
41
Hz
ms
ms
ms
General
t
FL
t
flh
t
h
t
on
t
e
t
rd
flash pulse duration
flash hold-over time
hold-over time (muting on M1)
clock start-up time
debounce time
reset delay time
98
31
78
100
33
80
4
12
160
102
34
81
ms
ms
ms
ms
ms
ms
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