Operating Conditions
at Pins 22, 45 = GND
Parameter
Symbol
V
CC
V
CC
op
Conditions
Ratings
Unit
V
V
Recommended supply voltage
Allowable operating supply voltage
5
3.2 to 5.5
*
Operating Supply Voltage at Limit of Operating Temperature
at Pins 22, 45 = GND
Parameter
Symbol
Topr2
V
CC
op2
Conditions
Ratings
–10 to +75
3.0 to 5.5
Unit
°C
V
Operating temperature
Allowable operating supply voltage
Operating Characteristics
at Ta = 25°C, Pins 22, 45 = GND, V
CC
(pins 56, 64) = 5 V
Parameter
Symbol
I
CCO
V
REF
Conditions
min
typ
max
Unit
mA
V
Current drain
Reference voltage
[Interface]
CE-Vth
CL-Vth
DAT-Vth
Maximum CL frequency
[RF amplifier]
RFSM no signal voltage
V
CC
1 (pin 64) + V
CC
2 (pin 56)
VR
22
2.3
32
2.5
42
2.7
CEvth
CLvth
DATvth
CLmax
CE
CL
DAT
0.8
0.8
0.8
V
V
V
500
kHz
RFSMo
1.35
1.60
1.85
V
Minimum gain
RFSM
G
min
FIN1, FIN2 : 1 M
-input, PH1 = 4 V
freq = 200 kHz, RFSM
–14.0
–12.5
–11.0
dB
[Focus amplifier]
FDO gain
FDO offset
Off time offset
Offset adjustment step
F search voltage H1
F search voltage L1
F search voltage H2
F search voltage L2
[Tracking amplifier]
TE gain MAX
TE gain MIN
TE3 dB
TO gain
TGL offset
TGH offset
THLD offset
Off 1 offset
Off 2 offset
Offset adjustment step
Balance range H
Balance range L
TOFF-VTH
TGL-VTH
[PH]
No signal voltage
[BH]
No signal voltage
[DRF]
Detection voltage
Output voltage H
Output voltage L
FD
G
FDost
FDofost
FEstep
FSmax1
FSmin1
FSmax2
FSmin2
FIN2 : 1 M
-input, FDO
Difference from reference voltage, servo on
Difference from reference voltage, servo off
FE
FDO, FSS = GND
FDO, FSS = GND
FDO, FSS = V
CC
FDO, FSS = V
CC
3.5
5.0
6.5
dB
mV
mV
mV
V
V
V
V
–170
–40
0
0
3
+170
+40
0.8
–0.8
0.8
0
TE
G
max
TE
G
min
TEfc
TO
G
TGLost
TGHost
THLDost
OFF1ost
OFF2ost
TEstep
BAL-H
BAL-L
TOFFvth
TGLvth
f = 10 kHz, E: 1 M
-input, PH1 = 4 V
f = 10 kHz, E: 1 M
-input, PH1 = 1 V
E: 1 M
-input
TH
→
TO gain, THLD mode
Servo on, TGL = H, TO
TGL = L, difference from TGL offset, TO
THLD mode, difference from TGL offset, TO
TOFF = H
TOFF2 off (IF)
TE
Gain E/F input, TB = 5 V, TBC = open
Gain E/F input, TB = 0 V, TBC = open
6.0
–0.5
7.5
+1.8
60
6.0
9.0
+4.0
dB
dB
kHz
dB
mV
mV
mV
mV
mV
mV
dB
dB
V
V
4.0
8.0
–250
–50
–50
–50
–50
0
0
0
0
0
+250
+50
+50
+50
+50
30
3.5
–3.5
2.5
2.5
1.0
1.0
3.0
3.0
PHo
Difference from RFSM
–0.85
–0.65
–0.45
V
BHo
Difference from RFSM
0.45
0.65
0.85
V
DRFvth
DRF-H
DRF-L
Difference from VR at RFSM
–0.60
4.5
–0.35
4.9
–0.20
V
V
V
0
+0.5
Continued on next page.
LA9241M
No.5564 - 2/21