20
KX-PRL260/KX-PRL262/KX-PRD260/KX-PRD262/KX-PRLA20
4.6.
Block Diagram (Handset)
IC1
IC3
MICp
MICn
LSRp
PAOUTp
PAOUTn
CKM//
CKM/STM
BBIC
RST
CHG_CTL
BATTERY_ON
CHG_DET
WP, CLK, DATA
STB_A~F
KIN_1~4
CHARGE
MIC
Receiver
SP-PHONE SP
LCD
KEYS
RF part
ANT1
X1
10.368 MHz
EEPROM
3V
BATTERY
LED
(LCD)
RSTN
VBAT
VBAT
4V
RXn
RXp
TXp
TXn
KX-PRLA20 BLOCK DIAGRAM (Handset)
KEY_LED
Q6
LED
(KEY)
4V
CHARGE
CONTROL
POWER SUPPLY
CONTROL
IC4
FLASH
MEMORY
QSPI_100~4
QSPI_CS,
*
LSRn
STM
NR_LED
QSPI_SCK1