TZA1027HL Philips Semiconductors, TZA1027HL Datasheet - Page 7

• Manufacturer Part Number: TZA1027HL
• Description: Analog current buffer for CD-R and CD-RW systems
• Manufacturer: Philips Semiconductors

Philips Semiconductors
CHARACTERISTICS
V
PDWN = 0; WRON = 0; HG = 0 and C
otherwise specified. Signals available on the IC pins are upper case. Signals not visible on the IC pins are lower case.
1999 Sep 17
Supplies
V
V
I
I
Detector inputs
I
I
I
I
V
V
I
R
R
Transfer functions
S
G
G
B
SYMBOL
DDA
DDD
NPUT CURRENT RANGE
i(cd)
i(sd)
NPUT VOLTAGE LEVEL
NPUT RESISTANCE
DDA
V
DDA
DDD
i(cd)
i(sd)
ERVO OUTPUTS CD
cd
i(cd)
i(sd)
Analog current buffer for CD-R and CD-RW
systems
cd
mm
DD
= V
DDD
analog supply voltage
digital supply voltage
difference between
V
analog supply current
digital supply current
central diode input current
satellite diode input current
central diode input voltage level
satellite diode input voltage level
central diode input resistance
satellite diode input resistance
servo central detector gain
gain mismatch
bandwidth
= 5 V; T
DDA
and V
PARAMETERS
amb
DDD
= 25 C; I
i(cd)
cd
= 25 A with x = 1LF to 4LF; I
= C
sd
= 5 pF; the given maximum and minimum values are 4 values; unless
WRON = 1; I
WRON = 1; I
PDWN = 1
PDWN = 1
WRON = 1
WRON = 1
WRON = 1
WRON = 1
HG = 1
WRON = 1
WRON = 1; HG = 1
3
HG = 1; I
WRON = 1; I
WRON = 1; HG = 1; I
i(cd)
CONDITIONS
7
i(cd)
i(cd)
i(cd)
= 6 A
= 1 mA
= 200 A
= 1000 A
i(cd)
i(sd)
= 250 A 100
= 4 A with y = A or B and z = 1LF or 2LF;
4.5
4.5
1.0
0
0.6
0
2.5
2.6
1.6
1.7
33
18
150
MIN.
0.3
0.93
2.8
0.94
0.93
5.0
5.0
0.1
13
0
14
2.9
3.0
1.9
2.0
420
220
620
370
44
22
230
130
TYP.
1
3
1
1
Preliminary specification
5.5
5.5
+0.3
75
3400
9
520
3.3
3.4
2.2
2.3
3
1.07
3.2
1.06
1.07
MAX.
TZA1027
V
V
V
mA
mA
mA
mA
V
V
V
V
%
MHz
MHz
MHz
MHz
UNIT
A
A
A
A