TEA6845H/V2-T NXP Semiconductors, TEA6845H/V2-T Datasheet - Page 6

• Manufacturer Part Number: TEA6845H/V2-T
• Description: Tuners VDO-NICE
• Manufacturer: NXP Semiconductors

Specifications of TEA6845H/V2-T

• Pin Count: 64
• Screening Level: Industrial
• Package Type: PQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: TEA6845H/V2,518

Philips Semiconductors
6
2001 Apr 12
C
FMLIMDEC
FMLIMIN
AMIF2DEC
IFAMP2OUT
AMNBHOLD
AMIF2IN
IF1GND
IFAMP2IN
C
IFAMP2DEC
IFAMP1OUT
IFAMP1IN
V
IFAMP1DEC
MIX1OUT1
MIX1OUT2
V
AMMIX1IN2
AMMIX1IN1
T1AMAGC
T2AMAGC
IAMAGC
V
FMMIXIN1
RFGND
FMMIXIN2
IFMAGC
T2FMAGC
T1FMAGC
DAAOUT
DAATD
DAAIN
V
CPOUT
V
f
V
DGND
VCOGND
ref
DDA6
DDA5
ref(FMMIX)
tune
DDA4
DDD
AGC
offset
New In Car Entertainment (NICE) car radio
SYMBOL
PINNING
PIN
10
14
18
23
24
31
32
33
34
36
37
38
39
11
12
13
15
16
17
19
20
21
22
25
26
27
28
29
30
35
40
1
2
3
4
5
6
7
8
9
AMIFAGC capacitor
FM limiter decoupling
FM limiter input (10.7 MHz)
decoupling for AM IF2 input
IF amplifier 2 output (10.7 MHz)
AM noise blanker hold output
AM IF2 input (450 kHz) for demodulator AGC and AM level detector
AM IF1 ground
IF amplifier 2 input (10.7 MHz)
DC feedback for offset compensation RDS mute
IF amplifier 2 decoupling and AGC capacitor for AM noise blanker
IF amplifier 1 output (10.7 MHz)
IF amplifier 1 and AM mixer 2 input (10.7 MHz)
analog supply voltage 6 (8.5 V) for IF amplifier 1 and 2
AM mixer 2 and FM IF amplifier 1 decoupling
FM mixer and AM mixer 1 IF output high (10.7 MHz)
FM mixer and AM mixer 1 IF output low (10.7 MHz)
analog supply voltage 5 (8.5 V) for FM mixer and AM mixer 1
AM mixer 1 input 2
AM mixer 1 input 1
1st time constant output of AM front-end AGC
2nd time constant of AM front-end AGC
PIN diode drive current output of AM front-end AGC
reference voltage for FM mixer
input 1 of FM RF mixer
RF ground
input 2 of FM RF mixer
PIN diode drive current output of FM front-end AGC
2nd time constant of FM front-end AGC
1st time constant of FM front-end AGC
output of digital alignment circuit for antenna tank circuit
temperature compensation diode of digital auto alignment circuit for antenna tank circuit
input of digital auto alignment circuit for antenna tank circuit
tuning voltage
charge pump output
analog supply voltage 4 (8.5 V) for tuning PLL
reference frequency output for signal processor IC
digital supply voltage (5 V)
digital ground
VCO ground
6
DESCRIPTION
TEA6845AH; TEA6845H
Product specification