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參數(shù)資料
| 型號： | ICL7109 |
| 廠商： | Intersil Corporation |
| 英文描述： | 12-Bit,Microprocessor-Compatible A/D Converter(12位、微處理器兼容的A/D轉(zhuǎn)換器) |
| 中文描述： | 12位A/D轉(zhuǎn)換器，帶有三態(tài)二進(jìn)制輸出 |
| 文件頁數(shù)： | 7/23頁 |
| 文件大小： | 227K |
| 代理商： | ICL7109 |
5-10
FIGURE 1A. TYPICAL CONNECTION DIAGRAM UART INTERFACE-TO TRANSMIT LATEST RESULT, SEND ANY WORD TO UART
FIGURE 1B. TYPICAL CONNECTION DIAGRAM PARALLEL INTERFACE WITH 8048 MICROCOMPUTER
FIGURE 1.
18
1
25
2
19
17
21
20
27
GND
BUF OSC
OUT
STATUS
HBEN
3 - 8
B9 - B12, POL,OR
9 - 16
B1 - B8
TEST
LBEN
MODE
CE/LOAD
SEND
28
40
39
38
37
36
35
34
33
32
31
30
29
26
24
23
22
V+
REF IN -
REF CAP-
REF CAP+
REF IN+
IN HI
IN LO
COMMON
INT
AZ
BUF
REF OUT
V-
RUN/HOLD
OSC SEL
OSC OUT
OSC IN
GND
GND
+5V
1
μ
F
0.01
μ
F
0.33
μ
F
0.15
μ
F
C
AZ
C
INT
R
INT
1M
3.58MHz
CRYSTAL
-
+
+INPUT
-
GND
EXTERNAL
REFERENCE
-5V
GND
20k
0.2V REF
200k
2V REF
+5V OR OPEN
/
/
6
8
1
2
3
4
13
14
15
16
20
25
V+
OSC CONTROL
GND
RRD
5 - 12
RBR 1 - 8
PE
FE
OE
SFD
RRI
TRO
18
40
17
39
38
37
36
35
34
31
24
19
23
22
21
XTAL
XTAL
EPE
CLS1
CLS2
SBS
PI
CLR
26 - 33
TBR 1 - 8
TRE
DRR
DR
TBRL
TBRE
MR
GND
GND
+5V
+5V
8/
GND
1000pF
SERIAL
OUTPUT
SERIAL
INPUT
+5V
+5V
+5V
IM6403
CMOS UART
ICL7109
CMOS A/D CONVERTER
FOR LOWEST POWER CONSUMPTION
TBR1 - TBR8 INPUTS SHOULD HAVE 100k
PULLUP RESISTORS TO +5V
+5V
9
25
26
40
39
/5
20
5
6
17
26
19
18
40
1
2
V+
TEST
3 - 8
B9 - B12,
POL,OR
9 - 16
B1 - B8
STATUS
HBEN
CE/LOAD
28
39
38
37
36
35
34
33
32
31
30
29
26
24
23
21
REF IN -
REF CAP-
REF CAP+
REF IN+
IN HI
IN LO
COMMON
INT
AZ
BUF
REF OUT
V-
RUN/HOLD
OSC SEL
OSC OUT
OSC IN
GND
GND
1
μ
F
0.01
μ
F
0.33
μ
F
0.15
μ
F
C
AZ
C
INT
R
INT
1M
3.58MHz
CRYSTAL
-
+
+INPUT
-
GND
EXTERNAL
REFERENCE
-5V
GND
20k
0.2V REF
200k
2V REF
+5V OR OPEN
GND
/
/
6
8
1
4
7
8
11
20
XTAL1
TO
RESET
EA
WR
ALE
GND
28
30
29
27
10
XTAL2
P12
P11
P10
RD
P13
+5V
8/
27
25
22
MODE
SEND
BUFF OSC OUT
+5V
+5V
SS
INT
2
RUN/HOLD
LBEN
12 - 19
DB0 - DB7
31 - 34
P14 - P17
P20 - P27
/8
35 - 38
OTHER
I/O
GND
PSEN
GND
PROG
V
DD
V
CC
+5V
TL
+5V
+5V
+5V
ICL7109
8748/9048
3
+5V
ICL7109
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