參數(shù)資料
型號: SAA2023
廠商: NXP Semiconductors N.V.
英文描述: Drive processor for DCC systems
中文描述: 戴納信貸驅(qū)動處理器的系統(tǒng)
文件頁數(shù): 6/56頁
文件大小: 274K
代理商: SAA2023
May 1994
6
Philips Semiconductors
Preliminary specification
Drive processor for DCC systems
SAA2023
Note
1.
I = input; I
A
= analog input; I
pd
= input with pull-down resistance; I/O = bidirectional; O = output; O
A
= analog output;
O
t
= 3-state output; S = supply.
PINI
PINO1
SBEF
78
79
80
76
77
78
Port expander input
Port expander output 1
sub-band PASC error flag line
I
O (1 mA)
O (1 mA)
SYMBOL
PIN
DESCRIPTION
TYPE
(1)
QFP80
TQFP80
handbook, full pagewidth
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
8
7
7
7
7
7
7
7
7
7
6
6
6
6
6
7
2
2
2
2
3
3
3
3
3
3
3
3
3
3
4
2
2
2
2
2
6
6
6
6
SAA2023
TCLOCK
WDATA
PINO2
VSS4
VDD4
A8
A15/PINO4
A16/PINO3
A7
A6
A12/PINO5
A14/PINO1
WEN
A13/PINO2
A9/CAS
VSS5
SPEED
A11
MGB379
A
VD
A10/RAS
OEN
D
D
D
D
D
D
A
A
A
A
A
V
VD
V
V
V
D
D
L3MODE
L3CLK
L3DATA
L3INT
RESET
VSS1
VDD1
AZCHK
ERCOSTAT
TEST3
MCLK
S
S
CLK24
SLEEP
L3REF
URDA
SBMCLK
SBDIR
SBDA
R
TEST2
A
R
C
C
T
T
S
B
S
P
P
V
V
VDD5
S
V
D
V
D
V
S
V
Fig.2 Pin configuration (SOT315-1; TQFP80).
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