Shanghai SIMCom Wireless Solutions Limited 180302009 User Manual
SIM5320AL Document
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Figure 2: Dimention
2. Detail Block Diagram
GSM/WCDMA
RF Frontend
Transceiver
Processor
VCTCXO
19.2MHz
32.768kHz
NAND
Flash
WCDMA
PA
I2C
PCM
Interrupt
Interrupt
Status LED
{
USB
RTC
SIM
Power On
Reset
UART
GPIOs
ADC
LDO
Vbat*
Vbat*
SPI
Keypad(Multiplex with GPIOs)
Sink Current Source
DDR
Main Antenna
Power
Management
Single Chip
Audio
Figure 3: Block diagram of SIM5320AL