TDA8808AT Philips Semiconductors, TDA8808AT Datasheet - Page 10

• Manufacturer Part Number: TDA8808AT
• Description: Photo diode signal processor for compact disc players
• Manufacturer: Philips Semiconductors

Philips Semiconductors
November 1987
A
G
G
G
G
V
V
I
I
I
I
I
I
I
V
V
I
V
SYMBOL
GCLF
GCLF
GCLF
Re1
Re1
Re2
Re2
ret
Z
Z
Z
42
GCLF
GCLF
Re1
Re2
LPF
4
4
5
5
Photo diode signal processor for compact
disc players
GCLF
Re1
Re2
S
AC gain for:
G
G
Gain control (GCLF)
Input voltage for:
Input impedance
Threshold total LF current
Output current (see Fig.7)
Re1, Re2 outputs (pin 21, pin 20)
Output current
Output voltage
Output impedance
Reference current (I
I
LPF output (pin 14)
DC voltage level
ret
2
4
5
A
at I
at I
at I
at I
minimum LF gain
maximum LF gain
V
at I
at I
at l
at l
pin 21
pin 20
pin 21
pin 20
mean value of
= I
= 20 log P
= 20 log P
at l
V
31
DETn2
DET
D1
D1
D1
D1(p-p)
D3
D3(p-p)
D1
D1
, A
Re1
D3
= I
= I
= I
= I
= 0; I
= 0; I
32
= I
= 1 A; I
V
, A
D2
D2
D2
D2
DETn2
= 1 A
= 1 A
Re2
PARAMETER
V
41
D2(p-p)
D4(p-p)
= 1 A; I
= I
= 0; I
= I
1
2
DET
; I
; I
, A
D3
D3
D3
D1
or V
42
D4
D3
= I
= I
= I
= I
= 1 A
= 1 A
V
= 0 A
2 ADC; I
2 ADC; I
D4
= I
D4
DETp2
ret
D4
D2
D3
DET
)
= 0
D4
= 0
= I
= 0
= 0
= 1 A
D4
V
2 ADC note 6
2 ADC note 7
DETp2
= 0
D2
D4
= 0 note 6
= 0 note 7
I
I
I
note 8
V
note
note 9
DT3
DT
DT
GCLF
CONDITIONS
I
I
DT3
DT3
= 3,5 V
10
;
S
S
110
110
1
1
200
V
0,1
4,5
4,5
4,5
4,5
2
6
P
MIN.
1
10
2,1
S
0,7
1
2,8
25
1,6
I
S
I
128
0
128
0
1
1
220
V
Bgc
Bgc
3
3
3
3
0,6
0,2
2
6
P
1,7
TYP.
S
3
S
168
168
V
V
240
V
Product specification
TDA8808AT
1,5
1,5
1,5
1,5
2
6
P
P
P
10
2
MAX.
TDA8808T
1
10
1,4
dB
dB
dB
dB
V
V
M
mA
mA
mA
mA
mA
V
V
M
M
V
A
A
A
A
UNIT