THS4521 datasheet(6/43 Pages) TI

6 / 43 page

THS4521

THS4522

THS4524

SBOS458B – DECEMBER 2008 – REVISED MAY 2009.................................................................................................................................................... www.ti.com

ELECTRICAL CHARACTERISTICS: VS+ – VS– = 5 V (continued)

At VS+ = +5 V, VS– = 0 V, VOCM = open, VOUT = 2 VPP (differential), RF = 1 kΩ, RL = 1 kΩ differential, G = 1 V/V, single-ended

input, differential output, input and output referenced to midsupply, unless otherwise noted.

THS4521, THS4522, THS4524

TEST

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

LEVEL(1)

INPUT

Common-Mode Input Voltage Low

TA = +25°C

–0.2

–0.1

TA = –40°C to +85°C

–0.1

Common-Mode Input Voltage High

TA = +25°C

3.6

3.7

TA = –40°C to +85°C

3.5

3.6

Common-Mode Rejection Ratio (CMRR)

102

Input Impedance

100 0.7

Ω pF

OUTPUT

Output Voltage Low

TA = +25°C

0.10

0.15

TA = –40°C to +85°C

0.115

0.2

Output Voltage High

TA = +25°C

4.7

4.75

TA = –40°C to +85°C

4.65

4.7

Output Current Drive (for linear operation)

RL = 50 Ω

±55

POWER SUPPLY

Specified Operating Voltage

2.5

5.5

Quiescent Operating Current, per channel

TA = +25°C

0.95

1.14

1.25

TA = –40°C to +85°C

0.9

1.15

1.3

Power-Supply Rejection Ratio (±PSRR)

100

POWER DOWN

Enable Voltage Threshold

Ensured on above 2.1 V

1.6

2.1

Disable Voltage Threshold

Ensured off below 0.7 V

0.7

1.6

Disable Pin Bias Current

µA

Power Down Quiescent Current

µA

Time to VOUT = 90% of final value, VIN= 2 V,

Turn-On Time Delay

RL = 200 Ω

Time to VOUT = 10% of original value, VIN= 2

Turn-Off Time Delay

V, RL = 200 Ω

VOCM VOLTAGE CONTROL

Small-Signal Bandwidth

MHz

Slew Rate

µs

Gain

0.98

0.99

1.02

V/V

Measured at VOUT with VOCM input driven,

Common-Mode Offset Voltage from VOCM Input

±5

±9

VOCM = 2.5V ±1 V

Input Bias Current

VOCM = 2.5V ±1 V

±20

±25

µA

VOCM Voltage Range

0.8 to 4.2

Input Impedance

46 1.5

Ω pF

Default Output Common-Mode Voltage Offset from

Measured at VOUT with VOCM input open

±1

±5

(VS+– VS–)/2

THERMAL CHARACTERISTICS

Specified Operating Range

–40

+85

°C

All Packages

Thermal Resistance,

Junction-to-ambient

THS4521

SO-8

194

°C/W

DGK

MSOP-8

269

°C/W

THS4522

TSSOP-16

116

°C/W

THS4524

DBT

TSSOP-38

°C/W

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Product Folder Link(s): THS4521 THS4522 THS4524

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