T4260-IL Atmel, T4260-IL Datasheet - Page 22

• Manufacturer Part Number: T4260-IL
• Description: IC RECEIVER AM/FM FRONT 44-SSOP
• Manufacturer: Atmel

Specifications of T4260-IL

• Frequency: AM, FM
• Modulation Or Protocol: AM, FM
• Applications: AM/FM Radio Receiver
• Current - Receiving: 85mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 8 V ~ 10 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -

Input/Output Interface Circuits
VTUNE, AMLF and FMLF
(Pins 16-18)
EN, DATA, CLK (Pins 23-25)
22
T4260
Figure 8. Internal Components of DAC1, 2
VTUNE is the loop amplifier output of the PLL. The bipolar output stage is a rail-to-rail
amplifier.
Figure 9. Internal Components at VTUNE, AMLF and FMLF
All functions can be controlled via a 3-wire bus consisting of Enable, Data and Clock.
The bus is designed for microcontrollers which can operate with 3-V supply voltage.
Details of the data transfer protocol can be found in the chapter “3-Wire Bus
Description”.
Figure 10. Internal Components at Enable, Data and Clock
VTUNE
V
S
EN
DATA
CLK
DAC1, 2
V
V
5
S
V
S
V
5
AMLF/FMLF
4528J–AUDR–11/04