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參數(shù)資料
| 型號(hào)： | ICL7121JMJI |
| 廠商： | HARRIS SEMICONDUCTOR |
| 元件分類(lèi)： | DAC |
| 英文描述： | 16-Bit Multiplying Microprocessor-Compatible D/A Converter |
| 中文描述： | PARALLEL, WORD INPUT LOADING, 1.8 us SETTLING TIME, 16-BIT DAC, CDIP28 |
| 文件頁(yè)數(shù)： | 3/10頁(yè) |
| 文件大小： | 607K |
| 代理商： | ICL7121JMJI |
3
Pin Descriptions
28 LEAD
CERDIP
PIN
NAME
PIN DESCRIPTION
1
D
0
Bit 0
Least Significant
2
D
1
Bit1
Input Data Bits (High = True)
3
D
2
Bit 2
4
D
3
Bit 3
5
D
4
Bit 4
6
D
5
Bit 5
7
D
6
Bit 6
8
D
7
Bit 7
9
D
8
Bit 8
10
D
9
Bit 9
11
D
10
Bit 10
12
D
11
Bit 11
13
D
12
Bit 12
14
D
13
Bit 13
15
D
14
Bit 14
16
D
15
Bit 15
Most significant
17
PROG
Used for programming only. Tie to +5V for normal operation.
18
V
REF
V
REF
input to ladder.
19
R
INV
Summing node for reference inverting amplifier.
20
R
OFS
Bipolar offset resistor, to -V
REF
.
21
R
FB
Feedback resistor for voltage output applications.
22
DGND
Digital Ground Return.
23
AGND
F
Analog Ground force lines. Use to carry current from internal Analog GND connections.
24
AGND
S
Analog Ground sense line. Reference point for external circuitry. Pin should carry minimal current.
25
I
OUT
Current output pin.
26
V+
Positive Supply.
27
CS
CHIP SELECT (active low). Enables register write.
28
WR
WRITE, (active low). Writes in register. Equivalent to CS.
ICL7121
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| ICL7121KCJI | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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| ICL7121LCJI | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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