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參數(shù)資料
| 型號(hào)： | UBA2051AT |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | One-chip telephone ICs with speech, dialler and ringer functions |
| 中文描述： | TELEPHONE MULTIFUNCTION CKT, PDSO28 |
| 封裝： | PLASTIC, SOT-136, SO-28 |
| 文件頁數(shù)： | 20/52頁 |
| 文件大小： | 292K |
| 代理商： | UBA2051AT |
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2000 May 19
20
Philips Semiconductors
Product specification
One-chip telephone ICs with speech,
dialler and ringer functions
UBA2050(A); UBA2051(A;C)
handbook, full pagewidth
MGU139
DP/FL
KEYS
[3]
.........
[3
]
.........
[LNR/P]
.........
[4]
internal
MUTE
DMO
tb
tidp
tidp
tm
tpdp
tmho
tap
tidp
tm
tm
tpdp
tpdp
tm
Fig.20 Timing diagram in pulse dialling mode for the UBA205x.
t
b
= break time.
t
m
= make time.
t
idp
= interdigit pause time.
t
ap
= access pause time.
t
mho
= mute holdover time.
t
pdp
= pre-digit pause.
handbook, full pagewidth
MGU140
DP/FL
KEYS
internal
MUTE
MDY/TONE
tpdp
tpdp
LED
....[3].............. [3].........[P->T]
[4]
...................
tb
tm
tm
tidp
tmho
tmtidp
tap
tp
tt
Fig.21 Timing diagram in pulse dialling mode for the UBA205xA.
t
b
= break time.
t
m
= make time.
t
idp
= interdigit pause time.
t
ap
= access pause time.
t
mho
= mute holdover time.
t
pdp
= pre-digit pause.
t
t
= burst time.
t
p
= pause time.
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