TEF6901AH/V2,518 NXP Semiconductors, TEF6901AH/V2,518 Datasheet - Page 16

• Manufacturer Part Number: TEF6901AH/V2,518
• Description: IC INTEGRATED CAR RADIO 64-QFP
• Manufacturer: NXP Semiconductors

Specifications of TEF6901AH/V2,518

• Modulation Or Protocol: AM, FM, WB
• Applications: AM/FM Radio Receiver
• Current - Receiving: 102mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 8 V ~ 9 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Frequency: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 935281178518; TEF6901AH/V2-T; TEF6901AH/V2-T

NXP Semiconductors
TEF6901A_3
Product data sheet
Fig 6. IF counter in FM mode during and after AF update
tuning for AF update
time
counter time
I
register
2
C-bus
f1
8.1.2 Read mode: data byte LEVEL
f2
reset
2 ms
2 ms
f2
Table 9.
Table 10.
After AF update sampling the level read value is held (indicated by IFCM = 10) for easy
I
is released after I
To reduce the influence of modulation in AM mode the LEV information is additionally
filtered by a slow 60 ms detector. Fast level information is made available during
AF update and check tuning.
For standard operation the following level alignment (byte LEVELALGN; see
used:
Bit
7 to 0
2
C-bus read-out. The level detector remains active in the background. The LEV data hold
FM and AM level slope; LEV = 51 ( V
V
FM mode level start; LEV = 78 (V
AM mode level start; LEV = 63 (V
2 ms
f1
LEV7
RF
7
hold of counter result of f2 until read-out
= 200 V and V
2 ms 2 ms 2 ms 2 ms 2 ms 2 ms 2 ms
LEVEL - format of data byte 1
LEVEL - data byte 1 bit description
Symbol
LEV[7:0]
LEV6
6
2
C-bus read.
RF
Description
level detector; this byte indicates the LEVEL voltage between
0.25 V (LEV = 0) and 4.25 V (LEV = 255) from the tuner part;
V
Rev. 03 — 20 March 2008
LEVEL
= 20 V)
LEV5
5
=
1
read-out of counter result f2
64
LEV[7:0] + 0.25 V; see
LEVEL
LEVEL
LEV4
2 ms 2 ms
4
reset
LEVEL
= 1.47 V) at V
= 1.24 V) at V
32 ms
16 ms
8 ms
4 ms
2 ms
2 ms
f1
= 0.80 V) at V
LEV3
3
4 ms
Figure 7
RF
RF
= 20 V
= 20 V
LEV2
2
RF
8 ms
= 20 dB (measured at
TEF6901A
Integrated car radio
LEV1
© NXP B.V. 2008. All rights reserved.
1
001aab786
16 ms
Table
LEV0
16 of 107
43) is
0