参数资料
型号: AD652KP
厂商: Analog Devices Inc
文件页数: 17/28页
文件大小: 779K
描述: IV V-F CONVERTER SYNC 20-PLCC
标准包装: 1
类型: 电压至频率
频率 - 最大: 2MHz
全量程: ±25ppm/°C
线性: ±0.005%
安装类型: 表面贴装
封装/外壳: 20-LCC(J 形引线)
供应商设备封装: 20-PLCC(9x9)
包装: 管件
 
AD652
 
Rev. C | Page 17 of 28
+15V
1
2
3
4
5
6
7
200pF
15V
8
16
15
14
13
12
11
10
9
ONE
SHOT
AND
"D"
FLOP
Q CK
D
Q
1mA
20k&
AD652
SYNCHRONOUS
VOLTAGE-TO-
FREQUENCY
CONVERTER
5V
REFERENCE
+5V
0.02?/SPAN>F

+
V2
0V10V
f
OUT
f
C
+15V
1
2
3
4
5
6
7
15V
8
16
15
14
13
12
11
10
9
ONE
SHOT
AND
"D"
FLOP
Q CK
D
Q
1mA
20k&
AD652
SYNCHRONOUS
VOLTAGE-TO-
FREQUENCY
CONVERTER
5V
REFERENCE
400pF
V
OUT
2k&
+5V
1MHz
CLOCK
INPUT
4
3
OSC/DRIVER
A
B
74LS86
C
6
5
8
1
2
7
C
T
200pF
C1
500pF
1k&
R
PU
2.87k&
R
T
1k&
R3
1k&
R2
2k&
R1
8.06k&
V1
0V10V
+5V
AD654
 
Figure 23. Frequency Output Multiplier
FREQUENCY OUTPUT MULTIPLIER
The AD652 can serve as a frequency output multiplier when
used in conjunction with a standard voltage-to-frequency
converter. Figure 23 shows the low cost AD654 VFC being used
as the clock input to the AD652. Also shown is a second AD652
in the F/V mode. The AD654 is set up to produce an output
frequency of 0 kHz to 500 kHz for an input voltage (V1) range
of 0 V to 10 V. The use of R4, C1, and the XOR gate doubles this
output frequency from 0 kHz500 kHz to 0 MHz1 MHz.
 
 
This 1 MHz full-scale frequency is then used as the clock input
to the AD652 SVFC. Because the AD652 full-scale output
frequency is one-half the clock frequency, the 1 MHz FS clock
frequency establishes a 500 kHz maximum output frequency for
the AD652 when its input voltage (V2) is 10 V. The user there-
fore has an output frequency range from 0 kHz to 500 kHz,
which is proportional to the product of V1 and V2.
 
 
 
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相关代理商/技术参数
参数描述
AD652KP-REEL 制造商:Analog Devices 功能描述:
AD652KPZ 功能描述:IV V-F CONVERTER SYNC 20-PLCC RoHS:是 类别:集成电路 (IC) >> PMIC - V/F 和 F/V 转换器 系列:- 标准包装:1 系列:- 类型:频率至电压 频率 - 最大:10kHz 全量程:- 线性:±0.3% 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商设备封装:8-SOIC 包装:Digi-Reel® 其它名称:LM2917MX-8/NOPBDKR
AD652KPZ 制造商:Analog Devices 功能描述:IC VOLTAGE CONVERTER
AD652KPZ-REEL 功能描述:IC V-F CONVERTER SYNC 20PLCC RoHS:是 类别:集成电路 (IC) >> PMIC - V/F 和 F/V 转换器 系列:- 标准包装:1 系列:- 类型:频率至电压 频率 - 最大:10kHz 全量程:- 线性:±0.3% 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商设备封装:8-SOIC 包装:Digi-Reel® 其它名称:LM2917MX-8/NOPBDKR
AD652SE/883B 功能描述:电压频率转换及频率电压转换 IC - SYNC V/F CONVERTER RoHS:否 制造商:Texas Instruments 全标度频率:4000 KHz 线性误差:+/- 1 % FSR 电源电压-最大: 电源电压-最小: 最大工作温度:+ 85 C 最小工作温度:- 25 C 安装风格:Through Hole 封装 / 箱体:PDIP-14 封装:Tube