參數(shù)資料
型號: SAA4974H
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: Besic without ADC
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP80
文件頁數(shù): 6/28頁
文件大?。?/td> 173K
代理商: SAA4974H
1998 Apr 21
6
Philips Semiconductors
Product specification
Besic without ADC
SAA4974H
6.2
Pin description
Table 1
SOT318-2 package
SYMBOL
PIN
DESCRIPTION
SDA
SCL
P1.5
P1.4
P1.3
P1.2
P1.1
V
DDD1
RST
SNRST
V
DDD2
SNDA
SNCL
V
SSD1
TMS
V
SSIO1
n.c.
V
DDIO1
n.c.
VA
V
SSD2
HA
n.c.
RSTW
n.c.
n.c.
n.c.
n.c.
n.c.
ANATEST
n.c.
WE
LLA
n.c.
n.c.
n.c.
n.c.
n.c.
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
I
2
C-bus serial data (P 1.7)
I
2
C-bus serial clock (P 1.6)
Port 1 data input/output signal 5
Port 1 data input/output signal 4
Port 1 data input/output signal 3
Port 1 data input/output signal 2
Port 1 data input/output signal 1
digital supply voltage 1 (3.3 V)
microprocessor reset input
SNERT restart (port 1.0)
digital supply voltage 2 (3.3 V)
SNERT data
SNERT clock
digital ground 1
test mode select
I/O ground 1
not connected
I/O supply voltage 1 (5 V)
not connected
vertical synchronization input, acquisition part
digital ground 2
digital horizontal reference input
not connected
reset write signal output, memory 1
not connected
not connected
not connected
not connected
not connected
analog test input
not connected
write enable signal output, memory 1
acquisition clock input
not connected
not connected
not connected
not connected
not connected
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