U3600BM_05 Datasheet, PDF (4/44 Pages) ATMEL Corporation – Single-chip Cordless Telephone IC

Table 2-1.
Pin
1
2
3
4
5
6
7
8
9
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
Pin Description
Symbol Function
PCLO Phase comparator local oscillator
RFOGND RF transmit output ground
RFO RF transmit output
RFOVB Power supply input of RF transmit output buffer
AGND Analog ground for RF part
VBIAS Decoupling capacitor of current reference
VRF Supply voltage for RF part
MLF Modulator loop filter
LFGND Modulator loop filter ground
MODIN Modulator input
VDD Supply voltage output for peripherals and internal supply of digital part
VSS Ground for LF analog and digital
D
Data input of serial bus
C
Clock input of serial bus
DACO D/A and data comparator output
OPOUT Operational amplifier output
OPIN Operational amplifier input (inverting)
TXO Output of limiter amplifier
LIMIN Limiter input
COUT Compressor output
CTC Compressor time constant control analog output
COIN Compressor input
MICO Microphone amplifier output
MIC Inverting input of microphone amplifier
DAIN Data comparator input
RXO Output of demodulator
RECO2
Symmetrical output of receive amplifier
RECO1
EXIN Expander input
ETC Expander time constant control analog output
IFIN2
IFIN1
Symmetrical input of IF amplifier
MIX2IN Input of Mixer2
MIX2GND IF amplifier and Mixer2 ground
MIX2O Mixer2 output
VAF Supply voltage for AF/IF parts
XCK Crystal oscillator input 11.15 MHz
OSCGND Oscillator ground
MIX1O Output of Mixer1
MIX1IN1
Symmetrical input of MIxer1
MIX1IN2
GNDLO Ground of LO
LO2
Tank elements for LO are connected to these pins
LO1
4 U3600BM
4516D–CT0–10/05