TEA1094AT PHILIPS [NXP Semiconductors], TEA1094AT Datasheet - Page 4
![no-image](/images/no-image-200.jpg)
TEA1094AT
Manufacturer Part Number
TEA1094AT
Description
Hands free IC
Manufacturer
PHILIPS [NXP Semiconductors]
Datasheet
1.TEA1094AT.pdf
(28 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TEA1094AT
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Company:
Part Number:
TEA1094AT/TEA1094A/TEA1094
Manufacturer:
WAI
Quantity:
5 000
Philips Semiconductors
BLOCK DIAGRAM
1996 Jul 15
handbook, full pagewidth
Hands free IC
The pin numbers given in parenthesis are for the TEA1094A.
(1) TEA1094A only.
V BB
C DLC
R MIC
C LSP
R GAR
C RSEN
C MIC
C TSEN
R TSEN
R RSEN
C RENV
C TENV
C RNOI
C TNOI
(19)
10
(7)
(13)
(15)
(18)
(24)
(23)
(22)
(20)
(21)
(4)
(5)
(1)
23
19
22
28
27
26
24
25
5
6
1
MUTET
MIC
RNOI
RENV
RSEN
GAR
DLC/MUTER
TSEN
TENV
TNOI
LSP
V BB
PD
(1)
BUFF
BUFF
BUFF
BUFF
LOG
LOG
DYNAMIC
LIMITER
V
CONTROLLER
V BB
I
13 mV
13 mV
V dt
DUPLEX
ATTENUATOR
MICROPHONE CHANNEL
Fig.1 Block diagram.
V
LOUDSPEAKER CHANNEL
TEA1094A
I
TEA1094
4
LOGIC
SWITCH
VOICE
I
I
V
V
CONTROL
VOLUME
2
V ref
TEA1094; TEA1094A
MICGND
MOUT
STAB
SWT
SWR
RIN2
RIN1
GAT
VOL
GND
IDT
MGE436
(16)
(14)
(12)
(11)
(10)
(17)
21
20
18
16
14
13
12
(9)
(6)
(2)
(3)
(8)
11
8
2
3
Product specification
R GAT
R STAB
R SWR
R VOL
R IDT
C SWT
TEA106x
to TEA106x
from