1998 Feb 16
4
Philips Semiconductors
Product specification
QIC digital equalizer
SZA1000
PINNING
SYMBOL
PIN
DESCRIPTION
IO1
IO2
WEQEN
WGATE
V
DDD1
CLKIN
CLKOUT
V
SSD1
WEQCLK
WDIN
AUXBUS0/WDOUT
AUXBUS1
AUXBUS2
AUXBUS3
AUXBUS4
AUXBUS5
AUXBUS6
AUXBUS7
LTD
RG
GAP/STRIPE
SDIO
SDEN
SCLK
RRC
V
DDD2
SRD/RD
V
SSD2
PACLK
RESET
TEST
INA
INB
V
SSA1
V
DDA1
WGX
V
ref
R
ref
EYEA
CMPA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
programmable current source
programmable current source
write equalization circuit enable input
write gate input; active LOW
digital supply voltage
external clock or crystal oscillator input
crystal oscillator output
digital ground
write equalization circuit clock input
write equalization circuit data input
bit 0 auxiliary I/O bus or write equalization output to write amplifier
bit 1 auxiliary I/O bus
bit 2 auxiliary I/O bus
bit 3 auxiliary I/O bus
bit 4 auxiliary I/O bus
bit 5 auxiliary I/O bus
bit 6 auxiliary I/O bus
bit 7 auxiliary I/O bus
fast lock to data input; active LOW
read gate input
gap or stripe detector output
serial interface data input and output
serial interface enable input
serial interface clock input
read reference clock output
digital supply voltage
synchronized read data or read data output
digital ground
pre-amp clock output
reset input; active LOW
test input; connect to ground
analog signal from read amplifier; positive input
analog signal from read amplifier; negative input
analog ground
analog supply voltage
extended write gate output for floppy tape drives; active LOW
positive A/D reference voltage input
connect external resistor
differentiated signal; positive output
comparator for read pulse; positive input