TDA7540N STMicroelectronics, TDA7540N Datasheet - Page 39

• Manufacturer Part Number: TDA7540N
• Description: IC TUNER AM/FM CAR RADIO 80-LQFP
• Manufacturer: STMicroelectronics

Specifications of TDA7540N

• Frequency: 10.7MHz
• Modulation Or Protocol: AM, FM
• Applications: Automotive Audio
• Current - Receiving: 12mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 7.7 V ~ 9 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / Rohs Status: Compliant

TDA7540N
5
5.1
Table 10.
CHARGEPUMP
PLL COUNTER
QUALITYDEV
VCO/PLLREF
QUALITY MP
QUALITYISS
QUALITY AC
IFC CTRL 1
IFC CTRL 2
Function
AM CTL
MUTE1
MUTE2
TV1
TV2
Address organization
Software specification
The interface protocol comprises:
The pagermode is only working up to byte 31. After byte 31 it is need to send again the chip
address followed by the subaddress 32 and the databytes starting from 32 up to 39!
Address organization
Addr
- start condition (S)
- chip address byte
- subaddress byte
- sequence of data (N bytes + Acknowledge)
- stop condition (P)
10
11
12
13
14
0
1
2
3
4
5
6
7
8
9
FMSEEK
ACNTH1 ACNTH0 ACWTH2 ACWTH1 ACWTH0
BWCTL
LDENA
TV1O7
TV2O7
MENA
F100K
TISS2
MPAC
PC15
EW2
PC7
LPF
LM
7
TVMODE
CURRH
APPM2
TV1O6
TV2O6
AMON
TISS1
SMD3
ACM3
CASF
DTH1
PC14
EW1
PC6
6
TV2WB
APPM1
TV1O5
TV2O5
IFCM1
TISS0
SMD2
ACM2
DTH0
PC13
EW0
RC2
PC5
B1
5
TV1WB
DWTH1
MPTH1
TV1O4
TV2O4
IFCM0
SMD1
ACM1
PC12
PC4
RC1
CF4
B0
---
4
DWTH0
MPTH0
TV1O3
TV2O3
IFENA
AMD1
ISS30
SMD0
ACM0
PC11
RC0
PC3
CF3
A3
3
ACMD1
VCOD2
SMTH2
TDEV2
TV1O2
TV2O2
AMD0
ISS80
PC10
MPG
IFS2
ACG
PC2
CF2
A2
2
Software specification
ACMD0
VCOD1
SMTH1
TDEV1
TV1O1
TV2O1
ISSON
AMST
IFS1
MPF
PC1
PC9
CF1
ACF
A1
1
AMSEEK
CTLOFF
MPOFF
SMCTH
SMTH0
VCOD0
TV1O0
TV2O0
TDEV0
IFS0
PC0
PC8
CF0
A0
---
0
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