U3600BM Datasheet, PDF (4/43 Pages) ATMEL Corporation – SINGLE CHIP CORDLESS TELEPHONE IC

Pin Description
Pin
Symbol
1
PCLO
2
RFOGND
3
RFO
4
RFOVB
5
AGND
6
VBIAS
7
VRF
8
MLF
9
LFGND
10
MODIN
11
VDD
12
VSS
13
D
14
C
15
DACO
16
OPOUT
17
OPIN
18
TXO
19
LIMIN
20
COUT
21
CTC
22
COIN
23
MICO
24
MIC
25
DAIN
26
RXO
27
RECO2
28
RECO1
29
EXIN
30
ETC
31
IFIN2
32
IFIN1
33
MIX2IN
34
MIX2GND
35
MIX2O
36
VAF
37
XCK
38
OSCGND
39
MIX1O
40
MIX1IN1
41
MIX1IN2
42
GNDLO
43
LO2
44
LO1
Function
Phase comparator local oscillator
RF transmit output ground
RF transmit output
Power supply input of RF transmit output buffer
Analog ground for RF part
Decoupling capacitor of current reference
Supply voltage for RF part
Modulator loop filter
Modulator loop filter ground
Modulator input
Supply voltage output for peripherals and internal supply of digital part
Ground for LF analog and digital
Data input of serial bus
Clock input of serial bus
D/A and data comparator output
Operational amplifier output
Operational amplifier input (inverting)
Output of limiter amplifier
Limiter input
Compressor output
Compressor time constant control analog output
Compressor input
Microphone amplifier output
Inverting input of microphone amplifier
Data comparator input
Output of demodulator
Symmetrical output of receive amplifier
Expander input
Expander time constant control analog output
Symmetrical input of IF amplifier
Input of Mixer2
IF amplifier and Mixer2 ground
Mixer2 output
Supply voltage for AF/IF parts
Crystal oscillator input 11.15 MHz
Oscillator ground
Output of Mixer1
Symmetrical input of MIxer1
Ground of LO
Tank elements for LO are connected to these pins
4 U3600BM
4516C–CT0–08/02