STLC1511 datasheet(6/31 Pages) STMICROELECTRONICS

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STLC1511

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Table 2. Receive Path Specifications

Unless otherwise noted, typical specifications apply for VCC=5.0Volts, temperature=27×C, nominal process and

current. Maximum and minimum performance is with VCC±±5%, -40=<Tjunction=<105×C, and worst case process.

Description

min

typ

max

Units

Comments

1st Stage Absolute Gain1 2

Diff in to Diff out 3

D = 00

D = 01

Single ended in to Diff out 3

D = 10

D = 11

Where “D” is the binary

value in b[7:6] of the

control word.

Includes Vcc,

temperature, process,

and frequency variation.

2nd Stage Absolute Gain1 2

Diff in to Diff out 4

0 =< D =< 40

D > 40

(0.5 · D) - 1.8

18.2

(0.5 · D)

(0.5 · D) + 0.8

20.8

Where “D” is the binary

value in b[5:0] of the

control word.

Includes Vcc,

temperature, process,

and frequency variation.

Relative Gain Accuracy5

(relative to ideal gain of 0.5dB per

LSB change.)

-0.4

+0.4

For more than a 1LSB

change in the control

word.

Assumes a fixed Vcc,

temperature, and

frequency.

Gain Variation with Temperature6

-0.3

+0.3

For a fixed Vcc and

frequency f (30kHz =< f

=< 540kHz) relative to

27oC.

Gain Variation with Supply

Voltage7

-0.1

+0.1

For a fixed frequency f.

(30kHz =< f =< 540kHz)

and fixed temperature

relative to Vcc=5.0V.

Gain Variation with Frequency8

30kHz =< f =< 120kHz

155kHz =< f =< 540kHz

-1.0

For a fixed Vcc and

temperature.

relative to 30kHz

relative to 155kHz

Gain Step Size

For all steps except step 19.5 to

20dB (differential) or step 25.5 to

26dB (single ended)

For step 19.5 to 20dB

(differential) or step 25.5 to 26dB

(single ended)

0.4

0.3

0.5

0.6

0.7

For a 1 LSB change in

the control word at a

fixed frequency f. (30kHz

=< f =< 540kHz)

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