LTC6948 datasheet(2/26 Pages) AD

2 / 26 page

LTC5556

Rev 0

For more information www.analog.com

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

Supply Voltage (VDD, VCC1, VCC2, IF1+, IF1–,

IF2+, IF2–) ...................................................................4V

EN1, EN2 Input Voltages ..................–0.3V to VCC + 0.3V

LO+, LO– Input Power (500MHz to 8GHz) .......... +10dBm

RF1, RF2 Input Power (1.5GHz to 7GHz) ............+20dBm

LO+, LO– DC Voltage..............................................±0.5V

IF DVGA Peak Differential Input Voltage....................±4V

SDI, CLK, CSB, RP Input Voltages .. –0.3V to VDD + 0.3V

Operating Temperature Range (TC)........ –40°C to 105°C

Junction Temperature (TJ) .................................... 150°C

Storage Temperature Range .................. –65°C to 150°C

(Notes 1, 2)

9 10 11 12

TOP VIEW

GND

UH PACKAGE

32-LEAD (5mm × 5mm) PLASTIC QFN

TJMAX = 150°C, θJC = 7.7°C/W

EXPOSED PAD (PIN 33) IS GND, MUST BE SOLDERED TO PCB

13 14 15 16

32 31 30 29 28 27 26 25

GND

RF1

CSB

CLK

SDI

SDO

RF2

GND

IF1+

IF1–

VDD

LO+

LO–

IF2–

IF2+

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

CASE TEMPERATURE RANGE

LTC5556IUH#PBF

LTC5556IUH#TRPBF

5556

32-Lead (5mm × 5mm) Plastic QFN

–40°C to 105°C

Consult ADI Marketing for parts specified with wider operating temperature ranges.

Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.

ELECTRICAL CHARACTERISTICS

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Supply Voltage (VCC)

3.0

3.3

3.6

SPI Supply Voltage (VDD)

1.6

3.6

Supply Current (ICC)

One Channel, Full Power Mode

Both Channels, Full Power Mode

One Channel, Reduced Power Mode

Both Channels, Reduced Power Mode

Shutdown

190

380

145

290

1.2

225

450

1.9

SPI Supply Current (IDD)

Operating: CSB = Low, fCLK =20MHz

Idle: CSB = High

0.3

µA

Enable Logic Inputs (EN1, EN2) Internal Pull-Down Resistors on Each Pin

Input High Voltage (On)

1.4

Input Low Voltage (Off)

0.5

Input Current

VIN = VCC = 3.6V

100

µA

Enable Turn-On Time

0.3

µs

Enable Turn-Off Time

0.1

µs

Reduced Power Logic Input (RP) Internal Pull-Down Resistor

Input High Voltage (Reduced Power, Both Channels)

0.7 • VDD

Input Low Voltage

0.3 • VDD

Input Current

VIN = VDD = 3.6V

µA

The l denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TC = 25°C. VCC = VDD = 3.3V. Test circuit shown in Figure 1. (Note 2)

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