TZA1027HL Philips Semiconductors, TZA1027HL Datasheet - Page 4

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

Philips Semiconductors
PINNING
1999 Sep 17
C1
A2
B2
C4
C3
B1
A1
C2
n.c.
n.c.
n.c.
n.c.
AGND
DGND
V
V
n.c.
HFGND
CAHF
n.c.
PDWN
C2LF
A1LF
B1LF
C3LF
C4LF
B2LF
A2LF
C1LF
HG
WRON
n.c.
SYMBOL
DDD
DDA
Analog current buffer for CD-R and CD-RW
systems
PIN
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
central photo diode current input
satellite diode current input
satellite diode current input
central photo diode current input
central photo diode current input
satellite diode current input
satellite diode current input
central photo diode current input
not connected
not connected
not connected
not connected
analog ground
digital ground
digital power supply
analog power supply
not connected
ground connection of CAHF output stage
central aperture high-frequency output
not connected
digital input power-down
C2 central detector signal output
A1 satellite detector signal output
B1 satellite detector signal output
C3 central detector signal output
C4 central detector signal output
B2 satellite detector signal output
A2 satellite detector signal output
C1 central detector signal output
digital input high gain selection
digital input write on gain selection
not connected
4
DESCRIPTION
Preliminary specification
TZA1027