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參數(shù)資料
| 型號(hào)： | 935263449118 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類(lèi)： | 無(wú)繩電話(huà)/電話(huà) |
| 英文描述： | SPEAKER PHONE CIRCUIT, PDSO40 |
| 封裝： | PLASTIC, SOT-158, VSOP-40 |
| 文件頁(yè)數(shù)： | 39/43頁(yè) |
| 文件大?。?/td> | 237K |
| 代理商： | 935263449118 |
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1999 Oct 14
5
Philips Semiconductors
Product specication
Speech and handsfree IC
TEA1098
PINNING
SYMBOL
PIN
PAD
DESCRIPTION
TEA1098TV
TEA1098H
TEA1098UH
PD
1
38
41
power-down input (active LOW)
MUTE
2
39
42
logic input (active LOW)
n.c.
3
40
43
not connected
n.c.
4
41
44
not connected
n.c.
42
45
not connected
n.c.
43
46
not connected
n.c.
44
47
not connected
HFRX
5
1
receive input for loudspeaker amplier
TNOI
6
2
transmit noise envelope timing adjustment
TENV
7
3
transmit signal envelope timing adjustment
TSEN
8
4
transmit signal envelope sensitivity adjustment
RNOI
9
5
receive noise envelope timing adjustment
RSEN
10
6
receive signal envelope sensitivity adjustment
RENV
11
7
receive signal envelope timing adjustment
DLC
12
8
dynamic limiter capacitor for the loudspeaker amplier
n.c.
9
9 and 13
not connected
VBB
13
10
stabilized supply for internal circuitry
GALS
14
11
loudspeaker amplier gain adjustment
LSAO
15
12
loudspeaker amplier output
GND
16
13
14 and 15
ground reference
SLPE
17
14
16
line current sense
LN
18
15
17
positive line terminal
REG
19
16
18
line voltage regulator decoupling
IR
20
17
19
receive amplier input
AGC
21
18
20
automatic gain control/line loss compensation
VDD
22
19
21
3.35 V regulated voltage supply for microcontrollers
MICS
23
20
22
microphone supply
STAB
24
21
23
reference current adjustment
SWR
25
22
24
switching range adjustment
VOL
26
23
25
loudspeaker volume adjustment
SWT
27
24
26
switch-over timing adjustment
IDT
28
25
27
Idle mode timing adjustment
TXOUT
29
26
28
HF microphone amplier output
GATX
30
27
29
HF microphone amplier gain adjustment
TXIN
31
28
30
HF microphone amplier input
GNDTX
32
29
31 to 32
ground reference for microphone ampliers
MIC
33
30
33
negative HS microphone amplier input
MIC+
34
31
34
positive HS microphone amplier input
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