L6000 ST Microelectronics, Inc., L6000 Datasheet - Page 9

• Manufacturer Part Number: L6000
• Description: Single Chip Read & Write Channel
• Manufacturer: ST Microelectronics, Inc.

PULSE DETECTOR AND SERVO DEMODULATOR CHARACTERISTICS
(*) Guaranted by design.
(1) For correlation automatic test is performed at –3.8dB.
(2) Test limits under evaluation.
DATA PATH/
LEVEL REF V Reference Voltage
DATA PATH
AGC OUT/
AGC OUT/
AGC Control Section
The input signal are AC coupled to DATA PATH and DATA PATH, C = 1000pF.
AGC OUT
AGC OUT
Symbol
CMRR
PSRR
VOO
BW
Ichf
Ich
en
Idf
Id
Gain Sensititivity with respect to
DATA BYP or SERVO BYPS
pin voltage changes
THD
Differential Input Impedance
Single Ended Input Impedance
Output Offset Voltage
Input Noise Voltage
Bandwidth
Single ended output resistance
Power Supply Rejection Ratio
Common Mode Rejection Ratio
Gain Decay Time
Gain Attack Time
Signal Input range
Discharge Current
Fast Discharge
Charge Pump Attack Current
Charge Pump Fast Attack
Current
DATA BYP Pin Leakage Current WG = high
LEVEL REF V Output Drive
Duration of shorted input and
Fast Decay modes
Level Output Gain
Level Output Bandwidth
Level Offset Voltage
Parameter
AGCOUT - AGCOUT = 0.75Vpp
WG = low
WG = low
WG = High or when IN Low - Z
mode
Filter not connected
AGC OUT, Rs = 0 , gain = 22
gain = 22
I
gain = 22, Fin = 5MHz
AGC IN-AGC IN = 240mVpp to
120mVpp,
AGC OUT-AGC OUT = 0.9
Final Value
AGC IN-AGC IN = 120mVpp to
240mVpp,
AGC OUT-AGC OUT = 1.1
Final Value
(bench test only)
During Fast Decay mode
Current
DATA PATH-DATA PATH =
1.15Vpp
DATA PATH-DATA PATH =
1.45V
(*)
DATA PATH-DATA PATH = 0.5
to 1Vpp
f
Output - LEVEL REF V
(I
O
IN
L
= 0
= 11MHz
= 40 A)
Test Condition
(1)
PULSE
–30%
0.126
–30%
– 200
20xld
7xlch
DET-
-0.75
Min.
2.47
0.60
-0.1
Vcc
–40
4.7
2.5
2.8
27
40
50
45
40
–
–
–
–
–
–
20xld
7xlch
Typ.
0.65
0.18
0.67
140
3.5
28
10
–
–
–
–
–
1
–
–
6
–
–
1
4
–
PULSE
+30%
+30%
0.234
20xld
7xlch
DET-
Max.
+200
+0.1
0.75
0.75
180
Vcc
+40
8.4
4.5
0.8
1.5
5.2
2.0
15
53
–
–
–
2
–
2
nV/ Hz
L6000
V/Vpp
mV
dB
dB/V
MHz
Unit
Vpp
K
K
K
mV
mA
dB
dB
dB
V
A
A
A
A
A
s
s
s
9/24
(2)
(2)