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TC850CLW 参数 Datasheet PDF下载

TC850CLW图片预览
型号: TC850CLW
PDF下载: 下载PDF文件 查看货源
内容描述: 15位,快速集成CMOS A / D转换器 [15-Bit, Fast Integrating CMOS A/D Converter]
分类和应用: 转换器模数转换器
文件页数/大小: 26 页 / 539 K
品牌: MICROCHIP [ MICROCHIP TECHNOLOGY ]
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TC850
15-Bit, Fast Integrating CMOS A/D Converter
Features
• 15-bit Resolution Plus Sign Bit
• Up to 40 Conversions per Second
• Integrating ADC Technique
- Monotonic
- High Noise Immunity
- Auto Zeroed Amplifiers Eliminate Offset
Trimming
• Wide Dynamic Range: 96dB
• Low Input Bias Current: 30pA
• Low Input Noise: 30µV
P-P
• Sensitivity: 100µV
• Flexible Operational Control
• Continuous or On Demand Conversions
• Data Valid Output
• Bus Compatible, 3-State Data Outputs
- 8-Bit Data Bus
- Simple
µP
Interface
- Two Chip Enables
- Read ADC Result Like Memory
• ± 5V Power Supply Operation: 20mΩ
• 40-Pin Dual-in-Line or 44-Pin PLCC Packages
CS
CE
WR
RD
CONT/DEMAND
OVR/POL
L/H
DB7
DB6
Package Types
40-Pin PDIP/CERDIP
1
2
3
4
5
6
7
8
9
40 V
DD
39 REF
1
+
38 C
REF1
+
37 C
REF1
-
36 REF-
35 C
REF2
-
34 C
REF2
+
TC850CPL
TC850IJL
33 REF
2
+
32 IN+
31 IN-
ANALOG
30 COMMON
29 C
INTB
28 C
INTA
27 C
BUFA
26 C
BUFB
25 BUFFER
24 INT
IN
23 INT
OUT
22 V
SS
21 COMP
DB5 10
DB4 11
DB3 12
DB2 13
DB1 14
DB0 15
BUSY 16
OSC
1
17
OSC
2
18
TEST 19
DGND 20
44-Pin PLCC
CONT/DEMAND
C
REF1
+
REF
1
+
C
REF1
-
INT
IN
RD
Applications
• Precision Analog Signal Processor
• Precision Sensor Interface
• High Accuracy DC Measurements
OVR/POL 7
L/H 8
DB7 9
DB6 10
DB5 11
NC 12
6
5
4
3
2
1 44 43 42 41 40
39 C
REF2
-
38 C
REF2
+
37 REF
2
+
36 IN+
35 IN-
34 NC
33 ANALOG
COMMON
32 C
INTB
31 C
INTA
30 C
BUFA
29 C
BUFB
Device Selection Table
Part Number
TC850CPL
TC850IJL
TC850CLW
TC850ILW
Package
40-Pin PDIP
40-Pin CERDIP
44-Pin PLCC
44-Pin PLCC
Temperature
Range
0°C to +70°C
-25°C to +85°C
0°C to +70°C
-25°C to +85°C
TC850CLW
TC850ILW
DB4 13
DB3 14
DB2 15
DB1 16
DB0 17
18 19 20 21 22 23 24 25 26 27 28
NC
COMP
INT
OUT
BUFFER
BUSY
TEST
DGND
OSC
1
OSC
2
V
SS
NC = No Internal Connection
2002 Microchip Technology Inc.
DS21479B-page 1
REF-
V
DD
WR
NC
CE
CS
©