2

LT1319

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Preamp Input Offset Voltage

V (Pin 2) – V (Pin 5)

4

15

mV

Preamp Output Offset Voltage

V (Pin 4) – V (Pin 5)

10

25

mV

Preamp Loop Offset Voltage

V (Pin 3) – V (Pin 5)

50

150

250

mV

High Gain Loop Offset Voltage

V (Pin 9) – V (Pin 5)

600

800

950

mV

Low Gain Loop Offset Voltage

V (Pin 7) – V (Pin 5)

600

800

950

mV

Preamp Transimpedance

±10µA Into Pin 2, Measure ∆V (Pin 4), Fix Pin 3

10

15

17

k

Ω

Preamp Output Swing, Positive

100

µA Out of Pin 2, Measure ∆V (Pin 4), Fix Pin 3

0.25

0.4

0.55

V

Preamp Output Swing, Negative

100

µA Into Pin 2, Measure ∆V (Pin 4), Fix Pin 3

– 0.55

– 0.4

– 0.25

V

Preamp Bandwidth

C (Pin 3) = 1

7

MHz

Preamp Input Noise Current

C (Pin 3) = 1

µF, f = 10kHz

2

pA/

√Hz

Preamp Loop Rejection, Positive

50

µA Into Pin 2, Measure ∆V (Pin 4)

– 3

– 1

3

mV

Preamp Loop Rejection, Negative

50

µA Out of Pin 2, Measure ∆V (Pin 4)

– 3

1

3

mV

Preamp Loop Output Current, Positive

100

µA Out of Pin 2, Measure I (Pin 3), (Note 1)

– 150

– 100

– 50

µA

Preamp Loop Output Current, Negative

100

µA Into Pin 2, Measure I (Pin 3), (Note 1)

50

100

150

µA

Bias Voltage

V (Pin 5)

1.7

1.9

2.1

V

Bypass Voltage

V (Pin 16)

4.75

4.9

4.95

V

Filter Buffer Input Bias Current

I (Pin 6), I (Pin 8)

0.1

0.5

1.4

µA

Filter Buffer Input Resistance

40

M

Ω

Gain Stage Loop Rejection, Positive

∆V = 50mV (Pin 6, Pin 8), Measure ∆V (Pin 7, Pin 9)

0.33

0.45

0.57

V

Gain Stage Loop Rejection, Negative

∆V = –50mV (Pin 6, Pin 8), Measure ∆V (Pin 7, Pin 9)

– 0.57

– 0.45

– 0.33

V

Gain Stages Voltage Gain

(Note 2)

400

V/V

Gain Stages Bandwidth

C (Pin 7) = C (Pin 9) = 1

µF

8

MHz

Fast Comparator Response Time

10mV Overdrive

25

ns

Slow Comparator Response Time

10mV Overdrive

60

ns

Fast Comparator Hysteresis Voltage

(Note 3)

35

mV

Slow Comparator Hysteresis Voltage

(Note 3)

40

mV

Fast Comparator Output High Voltage

∆V (Pin 9) = –200mV, 1mA Out of Pin 10 (Note 4)

2.4

3.5

V

Slow Comparator Output High Voltage

∆V (Pin 7) = –200mV, 0.1mA Out of Pin 13 (Note 4)

2.4

3.9

V

Fast Comparator Output Low Voltage

∆V (Pin 9) = 200mV, 800µA Into Pin 10

0.35

0.5

V

Slow Comparator Output Low Voltage

∆V (Pin 7) = 200mV, 800µA Into Pin 13

0.39

0.5

V

A

G

A

U

A

R

BSOLUTEXI

TI

S

PACKAGE/ORDER I FOR ATIO

ORDER PART

NUMBER

Differential Voltage (Any Two Pins) .......................... 6V

Maximum Junction Temperature ......................... 150

°C

Operating Temperature Range .................... 0

°C to 70°C

Specified Temperature Range ..................... 0

°C to 70°C

Storage Temperature Range ................ – 65

°C to 150°C

Lead Temperature (Soldering, 10 sec) ................. 300

°C

LT1319CS

ELECTRICAL C

C

HARA TERISTICS

Consult factory for Industrial or Military grade parts.

TOP VIEW

S PACKAGE

16-LEAD PLASTIC SO

1

2

3

4

5

6

7

8

16

15

14

13

12

11

10

9

AN_GND

IN

FILT1

PREOUT

FILTINL

FILT2L

FILTIN

BYPASS

SHDN

DATAL

DIG_GND

DATA

FILT2