uaa3515a NXP Semiconductors, uaa3515a Datasheet - Page 16

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

Philips Semiconductors
2002 Sep 09
handbook, full pagewidth
900 MHz analog cordless telephone IC
(1) Slowly changing ALC signals:
(2) V
(3) Hard limiting signals:
V
V
V
V
V
CPMI
TXO
CPMI
TXO
CPMI
TXO
= 13 dBV.
= 11.5 dBV.
= 1.26 V (p-p).
= 16 dBV;
= 2.5 dBV;
= 4 dBV;
VB
UAA3515A
Fig.9 Compressor characteristic showing TXO as a function of CMPI.
27
MICI
MICROPHONE
AMPLIFIER
handbook, halfpage
V TXO
28
(dBV)
MICO
10
20
30
40
0
60
Fig.8 TX baseband block diagram.
CMPI
29
ALC
y =
40
COMPRESSOR
1
/
2
5
16
25
CCAP
20
(1)
LIMITER
HARD
(3)
0
V CMPI (dBV)
(2)
TX MUTE
FCA170
20
TX GAIN
FCA299
26 TXO
Product specification
UAA3515A