IS2064 datasheet(9/74 Pages) MICROCHIP

9 / 74 page

 2016 Microchip Technology Inc.

Advance Information

DS60001409A - Page 9

IS2062/64

AMB_DET

Analog input for ambient temperature detection

SAR_VDD

SAR 1.8V input; connect to BK_O pin

SYS_PWR

Power output from BAT_IN or ADAP_IN for IS2062

only

BK_VDD

1.8V buck VDD power Input; connect to SYS_PWR pin

BK_LX

1.8V buck PWM/PFM output

BK_O

1.8V buck feedback input

MFB

• Multi-function button and power-on key

• UART RX IND, active-high

LED1

LED driver 1

LED2

LED driver 2

I/O

P0_0

Configurable control or indication pin

(Internally pulled up if configured as an input)

• Slide Switch Detector, active-low

• UART TX_IND, active-low

I/O

P0_3

Configurable control or indication pin

(Internally pulled up if configured as an input)

• REV key (default), active-low

• Buzzer signal output

• Out_Ind_2

• Class1 Rx Control signal of external RF T/R

switch, active-high

EAN

System configuration pin along with the P2_4 and P2_0

pins can be used to set the SoC in any one of the fol-

lowing modes:

• Application mode (for normal operation)

• Test mode (to change EEPROM values)

• Write Flash mode (to load a new firmware into the

SoC), see Table 6-1

CLDO_O

1.2V core LDO output

PMIC_IN

1.8V power input for internal blocks; connect to BK_O

(pin # 30)

RFLDO_O

1.28V RF LDO output

VBG

Bandgap output reference for decoupling interference

ULPC_VSUS

ULPC 1.2V output power

XO_N

16 MHz crystal input negative

XO_P

16 MHz crystal input positive

VCC_RF

RF power input (1.28V) for both synthesizer and Tx/Rx

block

I/O

RTX

RF path (transmit/receive)

P0_2

Configurable control or indication pin

(Internally pulled up if configured as an input)

Play/Pause key (default), active-low

TABLE 1-2:

IS2062 SOC PIN DESCRIPTIONS (CONTINUED)

Pin No

Pin Type

Name

Description

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