ATR2731-ILSY Atmel, ATR2731-ILSY Datasheet - Page 5

• Manufacturer Part Number: ATR2731-ILSY
• Description: IC DAB ONE-CHIP FRONT END 44SSOP
• Manufacturer: Atmel

Specifications of ATR2731-ILSY

• Rf Type: DAB, Broadcast Radio
• Frequency: 70MHz ~ 260MHz
• Features: 8.5V Supply Voltage
• Package / Case: 44-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 2-1.
4904A–DAB–03/06
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
1
2
3
4
5
6
7
8
9
Pin Description
IFAGCIN2
IFAGCIN1
Symbol
B2VCO
B1VCO
WAGC
IFOUT
OSCO
SAW1
SAW2
FREF
CPRF
C1VC
C2VC
PLCK
RFA1
RFA2
RFB1
RFB2
IFIN2
IFIN1
OSCI
SWA
SWB
SWC
CCO
GND
GND
GND
CPIF
GND
GND
GND
GND
CAO
CBO
ADR
SDA
SCL
SLI
VS
VS
VS
PD
VD
Input 2 of IF amplifier (differential)
Input 1 of IF amplifier (differential)
Input 2 of IF AGC block (differential)
Input 1 of IF AGC block (differential)
Lock-indicating output (open collector)
Function
Clock (simple two-wire bus)
Data (simple two-wire bus)
Switching output (open collector)
Switching output (open collector)
Reference frequency output (for ATR2731)
Switching output (open collector)
Output of D/A converter A
Output of D/A converter B
Output of D/A converter C
Ground
Ground
Input 1 of RF amplifier A (differential)
Input 2 of RF amplifier A (differential)
Input 1 of RF amplifier B (differential)
Input 2 of RF amplifier B (differential)
Charge-pump output (RF AGC block)
Ground
SAW driver output 1 (differential)
SAW driver output 2 (differential)
Supply voltage RF part
AGC mode selection (charge-pump current high)
AGC mode selection (charge-pump current off)
Supply voltage IF part
Charge-pump output (IF AGC block)
IF output (single ended)
Ground
Ground
Collector 1 of VCO
Base 2 of VCO
Base 1 of VCO
Collector 2 of VCO
Ground
Ground
Supply voltage PLL
Tri-state charge pump output
Active filter output
Input of reference oscillator/buffer
Output of reference oscillator/buffer
Address selection (simple two-wire bus)
ATR2731
5