参数资料
型号: TC7135CBU713
厂商: Microchip Technology
文件页数: 5/28页
文件大小: 0K
描述: IC ADC 4 1/2DGT 64-MQFP
标准包装: 250
显示器类型: LED
配置: 7 段显示
接口: BCD
数字或字符: A/D,4.5 位数字
电流 - 电源: 1mA
电源电压: 4 V ~ 6 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 64-BQFP
供应商设备封装: 64-PQFP(14x14)
包装: 带卷 (TR)
TC7135
2.0
PIN DESCRIPTIONS
The description of the pins are listed in Table 2-1 .
TABLE 2-1:
PIN FUNCTION TABLE
Pin Number
28-Pin PDIP,
28-Pin PLCC
1
2
3
4
5
6
Pin Number
44-Pin MQFP*
39
40
41
2
3
4
Pin Number
64-Pin MQFP*
10
11
12
18
20
22
Symbol
V–
REF IN
ANALOG COMMON
INT OUT
AZ IN
BUFF OUT
Description
Negative power supply input.
External reference input.
Reference point for REF IN.
Integrator output. Integrator capacitor connection.
Auto-zero inpt. Auto-zero capacitor connection.
Analog input buffer output. Integrator resistor
connection.
7
5
23
C REF –
Reference capacitor input. Reference capacitor
negative connection.
8
6
26
C REF +
Reference capacitor input. Reference capacitor
positive connection.
9
10
11
12
13
7
8
9
14
15
28
30
32
38
39
–INPUT
+INPUT
V+
D5
B1
Analog input. Analog input negative connection.
Analog input. Analog input positive connection.
Positive power supply input.
Digit drive output. Most Significant Digit (MSD)
Binary Coded Decimal (BCD) output. Least Significant
bit (LSb).
14
15
16
17
18
19
20
21
16
17
18
19
20
25
26
27
41
42
43
44
45
52
53
54
B2
B4
B8
D4
D3
D2
D1
BUSY
BCD output.
BCD output.
BCD output. Most Significant bit (MSb).
Digit drive output.
Digit drive output.
Digit drive output.
Digit drive output. Least Significant Digit (LSD).
Busy output. At the beginning of the signal-integration
phase, BUSY goes high and remains high until the
first clock pulse after the integrator zero crossing.
22
23
28
29
55
57
CLOCK IN
POLARITY
Clock input. Conversion clock connection.
Polarity output. A positive input is indicated by a logic
high output. The polarity output is valid at the
beginning of the reference integrate phase and
remains valid until determined during the next
conversion.
24
25
30
31
58
59
DGND
RUN/HOLD
Digital logic reference input.
Run/Hold input. When at a logic high, conversions are
performed continuously. A logic low holds the current
data as long as the low condition exists.
26
36
60
STROBE
Strobe output. The STROBE output pulses low in the
center of the digit drive outputs.
27
37
7
OVERRANGE
Overrange output. A logic high indicates that the
analog input exceeds the full-scale input range.
28
38
8
UNDERRANGE
Underrange output. A logic high indicates that the
analog input is less than 9% of the full-scale input
range.
*
Pins not identified or documented are NC (no connects).
? 2007 Microchip Technology Inc.
DS21460D-page 5
相关PDF资料
PDF描述
ISL9008AIRUNZ-T IC REG LDO 3.3V .15A 6-UTDFN
GBB11DHAS CONN EDGECARD 22POS R/A .050 SLD
IDT71V65903S80PFI8 IC SRAM 9MBIT 80NS 100TQFP
IDT71V65903S80PFI IC SRAM 9MBIT 80NS 100TQFP
ISL9008AIRUMZ-T IC REG LDO 3V .15A 6-UTDFN
相关代理商/技术参数
参数描述
TC7135CKW 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:4-1/2 Digit A/D Converter
TC7135CLI 功能描述:LED显示驱动器 4-1/2 Digit A/D BCD RoHS:否 制造商:Micrel 数位数量:5 片段数量: 安装风格:SMD/SMT 封装 / 箱体:PLCC-44 工作电源电压:4.75 V to 11 V 最大电源电流:10 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装:Tube
TC7135CLI713 功能描述:LED显示驱动器 4-1/2 Digit A/D BCD RoHS:否 制造商:Micrel 数位数量:5 片段数量: 安装风格:SMD/SMT 封装 / 箱体:PLCC-44 工作电源电压:4.75 V to 11 V 最大电源电流:10 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装:Tube
TC7135CPI 功能描述:LED显示驱动器 4-1/2 Digit A/D BCD RoHS:否 制造商:Micrel 数位数量:5 片段数量: 安装风格:SMD/SMT 封装 / 箱体:PLCC-44 工作电源电压:4.75 V to 11 V 最大电源电流:10 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装:Tube
TC7135CPL 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:4-1/2 Digit A/D Converter