TDA8779H Datasheet, PDF (3/20 Pages) NXP Semiconductors – 10-bit converter interface ADC/DAC for quadrature transceiver

Philips Semiconductors
10-bit converter interface (ADC/DAC) for
quadrature transceiver
ORDERING INFORMATION
TYPE
NUMBER
TDA8779H
NAME
QFP44
PACKAGE
DESCRIPTION
plastic quad flat package; 44 leads (lead length 1.3 mm);
body 10 × 10 × 1.75 mm
BLOCK DIAGRAM
Product specification
TDA8779H
VERSION
SOT307-2
handbook, full pagewidth
VCCA1
DEC1 DEC2 DEC3 ^VCCD1
DGND1
STDBYA
7
2
3
5
31
28
29
INPUT
BIAS
INI 4
INQ 6
REFERENCE
REGULATOR
10-BIT ¹⁰
ADC
10-BIT
ADC
10 ^LATCHES
TDA8779
32
OE
10
MUX
10 34-43
BUFFER
44
D0A to D9A
VCCO
1
AGND1
9
OUTI
BUFFER
11
OUTQ
BUFFER
10-BIT
DAC
10 ^LATCHES
10-BIT ¹⁰
DAC
30
CLKA
26
CLKD
33 OGND
10
10 15-24
BUFFER
D0D to D9D
13
AGND2
8
VCCA2
REFERENCE
REGULATOR
10 12
DEC4 DEC5
14
VCCD2
25
DGND2
27
STDBYD
MGG075
Fig.1 Block diagram.
1999 Sep 16
3