tea1099h NXP Semiconductors, tea1099h Datasheet - Page 23

• Manufacturer Part Number: tea1099h
• Description: Speech And Handsfree Ic With Auxiliary Inputs/outputs And Analog Multiplexer
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1999 Apr 08
S
V
I
P
V
V
I
I
R
I
G
Preamplifier inputs (pins MIC+, MIC , IR, DTMF, TXIN, HFTX, HFRX, TXAUX and RAUX)
MICS
i(pd)
BB(pd)
i(ESI)
Z
Z
Z
Z
Z
Z
Z
Z
UPPLY FOR MICROPHONE
MICS
OWER
IL
IH
INGER MODE
Speech and handsfree IC with auxiliary
inputs/outputs and analog multiplexer
v(HFRX-LSAO)
SYMBOL
i(MIC)
i(IR)
i(DTMF)
i(TXIN)
i(HFTX)
i(HFRX)
i(TXAUX)
i(RAUX)
-
DOWN INPUT
(
PINS
supply voltage for a microphone
current available on MICS
LOW-level input voltage
HIGH-level input voltage
input current
current consumption on V
during power-down phase
input current on pin ESI
voltage gain from pin HFRX to
LSAO
input impedance
input impedance between pins IR
and LN
input impedance between pins
DTMF and GND
input impedance between pins
TXIN and GNDTX
input impedance between pins
HFTX and GND
input impedance between pins
HFRX and GND
input impedance between pins
TXAUX and GND
input impedance between pins
RAUX and GND
differential between
pins MIC+ and MIC
single-ended between
pins MIC+/MIC and GNDTX
PD, AUXC, HFRX
(
PIN
PD)
(
PARAMETER
PIN
MICS)
AND
BB
LSAO)
I
PD = LOW;
AUXC = LOW
PD = LOW;
AUXC = HIGH;
V
PD = LOW;
AUXC = HIGH;
V
V
R
MICS
ESI
ESI
HFRX
GALS
= 3.5 V
= 3.5 V;
23
= 0 mA
CONDITIONS
= 20 mV (RMS);
= 255 k
1.8
MIN.
0.4
2.0
460
3.1
28
70
35
20
20
20
20
20
20
20
3
TYP.
Product specification
TEA1099H
0.3
V
1
6
BB
MAX.
+ 0.4
V
mA
V
V
mA
dB
k
k
k
k
k
k
k
k
k
UNIT
A
A