參數(shù)資料
型號(hào): TEA1065T
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 無(wú)繩電話(huà)/電話(huà)
英文描述: Versatile telephone transmission circuit with dialler interface
中文描述: TELEPHONE SPEECH CKT, PDSO24
封裝: PLASTIC, SO-24
文件頁(yè)數(shù): 22/28頁(yè)
文件大?。?/td> 154K
代理商: TEA1065T
M
2
P
P
V
d
T
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h
MBA560
620
R1
MIC
MIC
+
7
8
GAR
6
QR
IR
5
17
QR
+
4
24
SLPE
DPI
10
VEE
16
AGC
23
2
12
GAS1
DOC
1
LN
21
VCC
3
GAS2
14
VSI
13
REFI
11
VBG
15
CURL
9
STAB
22
REG
from dial
and
control circuits
DTMF
19
MUTE
20
PD
18
715
R8
15 k
R15
R16
1 M
R5
3.6
k
R13
30
k
+
R6
R14
30
k
C15
6.8
μ
F
R9a
15
R9b
5
68 k
R7
JFP1
BSJ177
C5
100 nF
Zbal
100 pF
C6
R3
3.65
k
R2
130 k
D2
MOSN1
BUK554
D3
D1
D4
D5
BZX79c
BV2
BAS11
(4
×
)
telephone
line
C1
100
μ
F
C3
4.7
μ
F
TEA1065
R4
100 k
R11
C4
100 pF
C7
1 nF
Fig.19 Typical application of the TEA1065, with a piezoelectric earpiece and pulse dialling.
DTMF dialling requires a different protection arrangement.
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