TZA1024T Philips Semiconductors, TZA1024T Datasheet - Page 9

• Manufacturer Part Number: TZA1024T
• Description: Data amplifier and laser supply circuit for CD audio and video optical systems ADALAS
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1998 Oct 30
PSRR
B
V
Laser supply circuit
V
I
Z
V
I
t
RS
V
Control inputs
Z
Z
V
o(LASER)(max)
i(mon)
sw(on)(LASER)
o(LASER)
i(pd)
i(pu)
RF
n(in-band)(rms)
drop
i(mon)
clamp
IL
Data amplifier and laser supply circuit for CD
audio and video optical systems (ADALAS)
SYMBOL
ref
RF
RF power supply ripple
rejection
RF bandwidth
in-band noise
(RMS value)
drop voltage
maximum laser output
current
laser output impedance V
monitor input voltage
monitor input current
laser switch-on time
reference supply
rejection
ALPC clamp voltage
pull-down input
impedance pin CDRW
pull-up input impedance
pin PWRON
LOW-level input voltage
N-substrate diode
P-substrate diode
pin CDRW
pin PWRON
pin EQSEL
PARAMETER
0 to 100 kHz
unequalized;
CDRW = LOW or HIGH;
EQSEL = open-circuit
note 3
CDRW = LOW
CDRW = HIGH
note 5
V
note 8
note 9
note 10
drop
drop
EQSEL = LOW
EQSEL = open-circuit
EQSEL = HIGH
EQSEL = LOW
EQSEL = open-circuit
EQSEL = HIGH
I
I
o(LASER)
o(LASER)
CONDITIONS
= 0.55 V; note 6
= 0.55 V; note 7
= 53 mA
= 20 mA
9
5.7
0.55
80
0.132
V
200
0.2
0.2
DD
MIN.
0.168
40
7
2.7
1.2
2.9
10.5
4
11
500
1200
0.150
V
3
200
200
DD
TYP.
0.150 V
8.6
5.5
0.168
+200
5
0.5
1
1
Product specification
3
3
DD
V
V
DD
DD
MAX.
TZA1024
0.132
dB
MHz
mV
mV
mV
mV
mV
mV
V
mA
V
V
nA
ms
%
V
k
k
V
V
V
UNIT