L6000 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

L6000

SINGLE CHIP READ & WRITE CHANNEL

STMicroelectronics 

L6000

PULSE DETECTOR AND SERVO DEMODULATOR CHARACTERISTICS

Symbol

Parameter

Test Condition

Min.

Gain Sensititivity with respect to

27

DATA BYP or SERVO BYPS

pin voltage changes

AGC OUT/ THD

AGC OUT

AGCOUT - AGCOUT = 0.75Vpp 40

Differential Input Impedance

WG = low

4.7

Single Ended Input Impedance WG = low

2.5

WG = High or when IN Low - Z

mode

VOO

Output Offset Voltage

Filter not connected

– 200

en

Input Noise Voltage

AGC OUT, Rs = 0Ω, gain = 22

–

BW

Bandwidth

gain = 22 (1)

50

AGC OUT/ Single ended output resistance IO = 0

AGC OUT

PSRR Power Supply Rejection Ratio gain = 22, Fin = 5MHz

45

CMRR Common Mode Rejection Ratio

40

Gain Decay Time

AGC IN-AGC IN = 240mVpp to

–

120mVpp,

AGC OUT-AGC OUT = 0.9

Final Value

Gain Attack Time

AGC IN-AGC IN = 120mVpp to

–

240mVpp,

AGC OUT-AGC OUT = 1.1

Final Value

AGC Control Section

The input signal are AC coupled to DATA PATH and DATA PATH, C = 1000pF.

DATA PATH/ Signal Input range

(bench test only)

–

DATA PATH

Id

Discharge Current

2.8

Idf

Fast Discharge

During Fast Decay mode

Current

20xld

–30%

Ich

Charge Pump Attack Current DATA PATH-DATA PATH =

0.126

1.15Vpp

Ichf

Charge Pump Fast Attack

Current

DATA PATH-DATA PATH =

1.45V

7xlch

–30%

DATA BYP Pin Leakage Current WG = high

-0.1

LEVEL REF V Reference Voltage

Vcc

PULSE

DET-

2.47

LEVEL REF V Output Drive

Duration of shorted input and

Fast Decay modes

Level Output Gain

Level Output Bandwidth

Level Offset Voltage

-0.75

(*)

–

DATA PATH-DATA PATH = 0.5 0.60

to 1Vpp

fIN = 11MHz

–

Output - LEVEL REF V

–40

(IL = 40µA)

(*) Guaranted by design.

(1) For correlation automatic test is performed at –3.8dB.

(2) Test limits under evaluation.

Typ.

28

–

6

3.5

0.65

–

10

–

140

–

–

–

1

4

20xld

0.18

7xlch

–

–

1

0.67

–

–

Max.

Unit

dB/V

–

dB

8.4

KΩ

4.5

KΩ

0.8

KΩ

+200

15

–

180

mV

nV/√Hz

MHz

Ω

dB

–

dB

53

µs

2

µs

1.5 Vpp

5.2

µA

20xld µA

+30%

0.234 µA

7xlch µA

+30%

+0.1 µA

Vcc

V

PULSE

DET-

2.0

0.75 mA

–

µs

0.75 V/Vpp

2

dB (2)

+40 mV (2)

9/24

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