L6000
PULSE DETECTOR AND SERVO DEMODULATOR CHARACTERISTICS (continued)
Symbol
Id
ILKG
ILKG
K4
K5
Tper
T1
Th
Tf
Tr
Parameter
HOLD CAP A/B Disch. Current
HOLD CAP A/B Leakage Cur.
SERVO BYP Pin Leakage Cur.
SERVO BYP Pin
Charge/Discharge Current
Maximum SERVO BYP Pin
Charge Current
READ DATA I/O Output Pulse
Period
READ DATA I/O Output Pulse
Low Time
READ DATA I/O Output Pulse
High Time
READ DATA I/O Output Pulse
Fail Time
READ DATA I/O Output Pulse
Rise Time
Test Condition
Absolute value
HOLDS = Low
Ibyps = K4 ⋅ [K5 -
DATAPATHApp –
DATAPATHBpp]
CL ≤ 15pF
RDIO ≤ 0.8V
RDIO ≥ 0.8V
CL ≤ 15pF, 2.0V to 0.8V
CL ≤ 15pF, 0.8V to 2.0V
Min.
0.8
–
–
450
0.70
Typ.
1.5
–
–
640
1.00
Max.
2.2
±0.5
±0.2
880
Unit
mA
µA
µA
µA/Vpp
1.30 V/V
190 300 490
µA
50
–
–
ns
9
23
33
ns
29
–
–
ns
–
–
5
ns
–
–
8
ns
PROGRAMMABLE FILTER CHARACTERISTICS
Symbol
Parameter
Test Condition
Min. Typ. Max.
Test Condition s: Vccn = 5V + 10% - 14%, Tamb = 0 to 70°C, Tj = 25 to 125°C, unless otherwise specified.
The input signals are AC coupled to FILTER and FIL TER IN. C ≥ 22nF.
FC
Filter Cutoff Frequency,
f at -3dB point
FC = 0.141732MHz *FCDAC,
6
42 ≤ FCDAC ≤ 127, FCDAC is
value of frequency DAC
–
18
FCA
Filter fc Accuracy
FCDAC = 127
– 10
–
+10
AN
FILT NORM OUT Differential Gain f = 0.67FC, FBDAC = 0
1.6
2
2.4
AD
FILT DIFF OUT Differential Gain
0.9AN – 1.1AN
FB
Frequency Boost @ FC
FB (dB) = 20log [0.0273
–
13
–
(FBDAC)+1], 0 ≤ FBDAC ≤ 127
FBDAC = 127
@6dB; FBDAC = 36
@13dB; FBDAC = 127
– 0.75 – + 0.75
–2.0
+2.0
TGDO
Group Delay Variation without
Boost
FC = 6MHz to 18MHz,
f = 0.2FC to FC FBDAC = 0
–3
–
+3
FC = 6MHz to 18MHz,
–4
–
+4
FBDAC = 0, f = FC to 1.75FC
TGDB
Group Delay Variation with
Maximum Boost
FC = 6 to 18MHz,
–3
–
+3
f = 0.2 FC to FC, FBDAC = 127
FC = 6MHz to 18MHz,
–4
–
+4
FBDAC = 127, f = FC to 1.75FC
VIF
Filter Differential Input Dynamic THD = 1% max, f = 0.67FC,
0.5
–
–
Range
FBDAC = 0
THD = 2% max, f = 0.67FC,
0.75
–
–
FBDAC = 0
RIN
Filter Diff. Input resistance
5.0
–
–
RIZ
Filter Diff. Input Resistance with Low – Z mode
Shorted Inputs
100 300 500
CIN
Filter Diff. Input Capacitance
–
–
7
Unit
MHz
%
V/V
V/V
dB
dB
dB
%
(2)
%
(2)
%
(2)
%
(2)
Vpp
Vpp
KΩ
Ω
pF
(2) Test limits under evaluation.
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