SAA2022GP Просмотр технического описания (PDF) - Philips Electronics
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SAA2022GP Datasheet PDF : 52 Pages
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Philips Semiconductors
Tape formatting and error
correction for the DCC system
PINNING
SYMBOL
LTREF
LTDATA
LTCNT1
LTCNT0
LTCLK
LTEN
VSS2
VDD2
RASN
WEN
D3
D2
D1
D0
CASN
OEN
A8
A7
A6
A5
A4
A3
A2
A1
A0
VSS3
VDD3
WCLOCK
WDATA
SPEED
SPDF
PINO1
TAUX
TCH7
TCH6
TCH5
TCH4
TCH3
TCH2
PIN
DESCRIPTION
1
timing reference for microcontroller interface
2
data for microcontroller interface (3-state; CMOS levels)
3
control for microcontroller interface
4
control for microcontroller interface
5
bit clock for microcontroller interface
6
enable for microcontroller interface
7
supply ground (0 V)
8
supply voltage (+5 V)
9
DRAM row address strobe
10
DRAM write enable
11
DRAM data (MSB); 3-state output; TTL compatible input
12
DRAM data; 3-state output; TTL compatible input
13
DRAM data; 3-state output; TTL compatible input
14
DRAM data (LSB); 3-state output; TTL compatible input
15
DRAM column address strobe
16
DRAM output enable
17
DRAM address (MSB)
18
DRAM address
19
DRAM address
20
DRAM address
21
DRAM address
22
DRAM address
23
DRAM address
24
DRAM address
25
DRAM address (LSB)
26
supply ground (0 V)
27
supply voltage (+5 V)
28
clock for write amplifier transfers
29
write amplifier serial data
30
capstan phase information
31
capstan frequency information
32
Port expander output 1
33
AUX channel input from SAA2032
34
main data channel 7, input from SAA2032
35
main data channel 6, input from SAA2032
36
main data channel 5, input from SAA2032
37
main data channel 4, input from SAA2032
38
main data channel 3, input from SAA2032
39
main data channel 2, input from SAA2032
February 1994
4
Product specification
SAA2022
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