參數(shù)資料
型號(hào): L6000
廠商: 意法半導(dǎo)體
英文描述: SINGLE CHIP READ & WRITE CHANNEL
中文描述: 單芯片讀
文件頁(yè)數(shù): 10/24頁(yè)
文件大?。?/td> 279K
代理商: L6000
PULSE DETECTOR AND SERVO DEMODULATOR CHARACTERISTICS
(continued)
Symbol
Data Comparator Section
(The input signals areAC coupled to DATA PATH and DATA PATH)
DATA PATH/
DATA PATH
Differential Input resistance
Differential Input capacitance
Comparator Offset Voltage
Threshold Voltage Hysteresis
Kth
Threshold Voltage Gain
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Signal Range
1
1.5
Vpp
8
14
5
±
4
K
pF
mV
%
V/V
(*)
(*)
0.3
( LEVEL-LEVEL REF V)
0.75, Kth = VTHDAC*0.651/127,
38 < VTHDAC < 125,
Vthresh = KTH*(LEVEL-LEVEL
REF V), also, %hyst =
VTHDAC*97.6%/127
LEVEL-LEVEL REF V
0.1V,
Vthmin = VTHDAC*0.099/127
(*)
20Kth
Kth
Kth-9%
Kth+9%
Minimum Threshold Voltage
Vthmin
V
Clocking Section
(The input signals areAC coupled to CLOCK PATH and CLOCK PATH)
CLOCK PATH-CLOCK PATH
Signal Range
Comparator Offset Voltage
Differential Input Resistance
Differential Input Capacitance
Pulse Paring
Prpagation Delay to READ
DATA I/O
Servo Section
SERVO REF V Voltage Range
SERVO REF V Input Bias
Current
Voltage Gain, SERVO REF V
to POSITION OUT
POSITION OUT Pin Offset
Voltage
POSITION OUT Pin High
1.5
Vpp
(*)
8
4
12
±
4
14
5
0.5
20
mV
K
pF
ns
ns
Vs = 1Vpp, F = 4MHz
Vs = 20mVpp sq. wave
2.15V
SERVOREF V
2.75V
2.15
–1
2.50
0.2
2.75
1
V
μ
A
|HOLD CAP A-HOLD CAP B|
0.4V
HOLD CAP A-HOLD CAP B =
0V, SERVO REF V = 2.50V
HOLD CAP A-HOLD CAP B =
+1.8V
SERVO REF V = 2.50V,
Isource = 0.5mA
HOLD CAP A-HOLD CAP B =
-1.8V
SERVO REF V = 2.50V Isink =
0.5mA
VNG+1.5V
POSITION
OUT
VPG-1.5V
(POSITION OUT-SERVO REF
V)/Vpp
Absolute Value
0.98
1.0
1.02
v/v
0
±
12
mV
Vcc
PULSE
DET-
1.5
GND
PULSE
DET
+0.3
Vcc
PULSE
DET-
0.3
GND
PULSE
DET
+1.5
50
V
Level Output Voltage
POSITION OUT Pin Low
V
Level Output Voltage
RO
POSITION OUT Pin Output
Resistance
POSITION OUT GAIN
1.8
V/Vpp
(2)
mA
HOLD CAP A/B Charge Current
4
(*)
Guaranted by design.
(2) Test limitsunder evaluation.
L6000
10/24
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