TEF6903AH/V2,557 NXP Semiconductors, TEF6903AH/V2,557 Datasheet - Page 45

• Manufacturer Part Number: TEF6903AH/V2,557
• Description: IC INTEGRATED CAR RADIO 80-QFP
• Manufacturer: NXP Semiconductors

Specifications of TEF6903AH/V2,557

• 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: 80-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: 935281201557; TEF6903AH/V2; TEF6903AH/V2

NXP Semiconductors
Table 52.
Table 53.
[1]
Table 54.
TEF6903A_3
Product data sheet
Bit
7 and 6
5 to 3
2 to 0
STC1
0
0
1
1
Fig 24. Weak signal control sensitivity versus MPX signal at 150 kHz (USN) and level variation at 21 kHz (WAM)
V
eq. LEVEL
I
USN =
2
During the tuning mute of the preset and search mode tuning action the time constants set by STC, HTC and MTC change to
t
STC1
C-bus:
(V)
attack
a. MPX signal.
7
1
4
3
2
1
0
= 50 ms and t
0
0
TIMING - format of data byte 0Bh with default setting
TIMING - data byte 0Bh bit description
SNC weak signal processing control speed setting
8.2.13 Write mode: data byte TIMING
Symbol
STC[1:0]
HTC[2:0]
MTC[2:0]
11
STC0
10
recovery
6
0
USS [ 1:0 ]
25
01
= 50 ms to enable fast settling of the weak signal processing to new conditions.
Description
setting of the stereo noise control time constants; see
setting of the high cut control time constants; see
setting of the soft mute control time constants; see
STC0
0
1
0
1
00
HTC2
50
5
1
f (kHz)
001aab831
75
15
HTC1
Rev. 03 — 3 April 2008
[1]
4
0
t
0.1 s
0.1 s
0.1 s
0.1 s
attack
V
eq. LEVEL
I
WAM =
2
HTC0
C-bus:
(V)
b. Level variation.
3
0
4
3
2
1
0
0
0
11
Table 55
MTC2
Table 56
10
2
1
WAS [ 1:0 ]
0.2
Table 54
01
t
1.25 s
2.5 s
5 s
10 s
recovery
00
MTC1
0.4
TEF6903A
1
1
Integrated car radio
V
LEVEL
© NXP B.V. 2008. All rights reserved.
001aab538
(V)
0.6
15
MTC0
0
0
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