TZA1026 데이터 시트보기 (PDF) - Philips Electronics
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TZA1026
Philips Electronics
TZA1026 Datasheet PDF : 20 Pages
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Philips Semiconductors
Data amplifier and laser supply circuit for CD
audio and video optical systems (ADALASAuto)
Product specification
TZA1026
CHARACTERISTICS
VDD = 2.7 V; VDD(L) − Vo(LASER) = 0.55 V; Ii(DIN) = 0 mA; Io(LASER) = 80 mA; VCMFB = 1⁄2VDD; PWRON = HIGH;
CDRW = LOW; EQSEL = open-circuit; CCFIL = 10 nF; RRFFB = 10 kΩ; pin RGADJ connected to ground; Tamb = 25 °C;
unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies
VDD
supply voltage
2.7
−
VDDL(L)
laser supply voltage
2.7
−
IDD
supply current
−
3
Iq
quiescent supply
PWRON = LOW
−
−
current
5.5
V
5.5
V
−
mA
40
µA
RF amplifier
Ii(DIN)
Zi(DIN)
VCMFB
VO(RFEQO)
central diode input
current
central diode input
impedance
common mode
feedback input voltage
RF amplifier output
DC-level
Vo(RFEQO)
Zo(RFEQO)
td(f)(RF)
RF amplifier output
voltage
RF amplifier output
impedance
RF flatness delay
GRF
RF path gain boost
Ztr(RF)
RF transimpedance
THDRF
RF total harmonic
distortion
−70
−
−
100
note 1
0.7
1⁄2VDD
CDRW = LOW
CDRW = HIGH
VCMFB − 0.05 −
VCMFB − 0.35 −
0.25
−
note 2
−
100
CDRW = LOW or HIGH
f < 1 MHz; n = 1;
−
−
EQSEL = LOW
f < 2 MHz; n = 2;
−
−
EQSEL = HIGH
f < 4 MHz; n = 4;
−
−
EQSEL = open-circuit
CDRW = LOW or HIGH;
notes 3 and 4
f = 720 kHz; n = 1;
−
5
EQSEL = LOW
f = 1440 kHz; n = 2; −
5
EQSEL = HIGH
f = 2880 kHz; n = 4; −
0
EQSEL = open-circuit
note 5
CDRW = LOW
9.2
9.8
CDRW = HIGH
35.6
38
note 4
−
−50
+70
µA
−
Ω
VDD − 0.4
V
VCMFB + 0.25 V
VCMFB + 0.35 V
VDD − 0.25 V
−
Ω
10
ns
5
ns
2.5
ns
−
dB
−
dB
−
dB
10.4
kΩ
40.4
kΩ
−
dB
1998 Oct 30
8
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