IS2064 datasheet(13/74 Pages) MICROCHIP

13 / 74 page

 2016 Microchip Technology Inc.

Advance Information

DS60001409A - Page 13

IS2062/64

LDO31_VO

3V LDO output, for VDD_IO power, do not calibrate

ADAP_IN

5V power adaptor input

BAT_IN

Battery input. Voltage range: 3.2V to 4.2V

AMB_DET

Analog input for ambient temperature detection

SAR_VDD

SAR 1.8V input; connect to BK_O pin

SYS_PWR

Power output which come from BAT_IN or ADAP_IN

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

1. Multi-function button and power-on key

2. UART RX_IND, active-high

LED3

LED driver 3

LED2

LED driver 2

LED1

LED driver 1

I/O

P3_7

Configurable control or indication pin

(Internally pulled up if configured as an input)

UART TX_IND, active-low

I/O

P3_5

Configurable control or indication pin

(Internally pulled up if configured as an input)

I/O

P0_0

Configurable control or indication pin

(Internally pulled up if configured as an input)

Slide switch detector, active-high

I/O

P0_3

Configurable control or indication pin

(Internally pulled up if configured as an input)

• REV key, active-low.

• Buzzer signal output

• Out_Ind_2

• Class 1 Rx Control signal of external RF T/R

switch, active-high

EAN

System configuration pin along with the P2_0 and P2_4

pins, used to set the IS2062/64 SoC in any one of the

following 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

AVDD_USB

USB power input; connect to LDO31_VO pin

I/O

Differential data-minus USB

I/O

Differential data-positive USB

CLDO_O

1.2V core LDO output

PMIC_IN

1.8V power input for internal blocks; connect to BK_O

(pin # 32)

RFLDO_O

1.28V RF LDO output

VBG

Bandgap output reference for decoupling interference

ULPC_VSUS

ULPC 1.2V output power, maximum loading 1 mA

XO_N

16 MHz crystal input negative

XO_P

16 MHz crystal input positive

TABLE 1-3:

IS2064 SOC PIN DESCRIPTIONS (CONTINUED)

Pin No

Pin Type

Name

Description

IS2062_64.book Page 13 Monday, May 16, 2016 6:05 PM

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