STW82102B datasheet(9/67 Pages) STMICROELECTRONICS

9 / 67 page

STW82102B

Pin description

Doc ID 018516 Rev 2

9/67

Table 2.

Pin list

Pin No

Name

Description

Observation

VDD_DAC

DAC power supply

Vsupply analog1= 3.3 V

REXT_DAC

External resistance connection for DAC

VDD_DIV

Divider by 2 power supply

Vsupply analog1= 3.3 V

VDD_VCO

VCOs and External VCO Buffer power supply

Vsupply analog1= 3.3 V

EXTVCO_INN

External VCO (LO) negative input

Diversity Slave Mode and External

VCO Modes; otherwise it must be

connected to GND

EXTVCO_INP

External VCO (LO) positive input

Diversity Slave Mode and External

VCO Modes; otherwise it must be

connected to GND

EXT_PD

Hardware power down:

‘0’ device ON; ‘1’ device OFF

CMOS Input

ADD2

I2CBUS address select pin

CMOS Input

ADD1

I2CBUS address select pin

CMOS Input

ADD0

I2CBUS address select pin

CMOS Input

VDD_IO

Digital IO power supply

Vsupply digital = 3.3 V

VDD_PSCBUF

Prescaler input buffer power supply

Vsupply analog1= 3.3 V

Not connected

VDD_OUTBUF

Power supply for LO buffer

Vsupply analog1=3.3 V

OUTBUFN

LO Output buffer negative output

Open collector @3.3 V

OUTBUFP

LO Output buffer positive output

Open collector @ 3.3 V

VCTRL

Control voltage for VCOs

ICP

PLL charge pump output

REXT_CP

External resistance connection for PLL charge

pump current

VDD_CP

Power supply for charge pump

Vsupply analog1= 3.3 V

LOCK_DET

Lock detector

CMOS Output

REF_CLK

Reference frequency input

VDD_PLL

PLL digital power supply

Vsupply analog1= 3.3 V

DBUS_SEL

Digital Bus Interface select

CMOS Input

VDD_DIG

Power supply for digital bus interface

Vsupply digital = 3.3 V

SDA/DATA

I2CBUS /SPI data line

CMOS Bidir Schmitt triggered

SCL/CLK

I2CBUS /SPI clock line

CMOS Input Schmitt triggered

LOAD

SPI load line

CMOS Input Schmitt triggered

Not connected

IF_OUTN

IF amplifier negative output

Open collector @ 5 V(1)

STW82102B 데이터시트(PDF) 9 Page - STMicroelectronics

STW82102B 데이터시트(HTML) 9 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67

데이터시트 다운로드

링크 URL