uaa3515a NXP Semiconductors, uaa3515a Datasheet - Page 34

• Manufacturer Part Number: uaa3515a
• Description: 900 Mhz Analog Cordless Telephone Ic
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2002 Sep 09
V
V
I
RX baseband
RX
set by VCTL to 4.7 dB; with no external resistor and C
Z
G
V
V
N
Z
t
t
V
R
G
CC(CP)
att(EXP)
rel(EXP)
L(EARO)
G
G
G
i(RXAI)
OLTAGE DOUBLER
CC(CP)
i(RXAI)(max)
o(EXP)(max)
ct(TX-RX)
EARO(max)(p-p)
RX
L(EARO)
900 MHz analog cordless telephone IC
EXP
EAR
SYMBOL
RX
RX(steps)
RX(mute)
AUDIO PATH
= 150
(see Fig.6): V
charge pump supply
voltage from voltage
doubler
voltage doubler current
consumption
RX gain adjustment
range
RX gain adjustment steps programmable through
RX gain with mute on
expander gain
maximum input voltage
maximum expander
output voltage (indicative:
cannot be measured
directly)
RX audio path noise
input impedance
expander attack time
expander release time
TX compressor to
RX expander crosstalk
attenuation
maximum output voltage
(peak-peak value)
load resistance on
pin EARO for stable
earpiece amplifier
earpiece amplifier gain
set by internal resistors
without external
components (R
C
in series with 10 F
ext
(Doubler enable = 1)
)
PARAMETER
VB
= 1.5 V; f
ext
and
mod
V
PLL locked
on RX gain amplifier
on EARO
microcontroller interface
V
V
V
indicative; THD < 4%
BW = 300 Hz to 3.4 kHz
C
measured between pins CMPI
and EARO; V
V
THD < 4%
in series with 10 F capacitor
R
R
R
R
V
THD < 4%
note 3
C
= 1 kHz; RX gain set for 0 dB at V
CC
i(RXAI)
i(RXAI)
i(RXAI)
i(RXAI)
CMPI
ECAP
ECAP
int
int
int
int
RX or TX mode
CDR = 128
TX mode
RX mode
= 14 k
= 24 k
= 41 k
= 70.2 k
= 3 V
= 20 dBV
= 0.47 F
= 0.47 F
= 20 dBV
= 20 dBV
= 30 dBV
= 35 dBV
CONDITIONS
ext
= 560 pF; measured with a CCITT filter, except THD;
RXAI
34
= 0;
I
100
-1
3.7
8.3
13
(RXAI)
7.5
15
1
22
34
MIN.
= 20 dB; earpiece amplifier gain
5.2
300
130
32
0
15
2.0
5.0
80
2.2
0.15
0
4.7
9.3
14
70
20
30
13
7
83
TYP.
Product specification
+8
+16
+1
100
+1
5.7
10.3
15
UAA3515A
MAX.
60
18
26
V
dB
dB
steps
dB
dB
dB
dB
dBV
dBV
dBVp
k
k
ms
ms
dB
V
k
dB
dB
dB
dB
A
A
UNIT