参数资料
型号: ADC0804LCN
厂商: Intersil
文件页数: 14/17页
文件大小: 0K
描述: IC ADC 8-BIT 10KSPS 1LSB 20-DIP
标准包装: 1,080
位数: 8
采样率(每秒): 10k
数据接口: 并联
转换器数目: 1
电压电源: 单电源
工作温度: 0°C ~ 70°C
安装类型: 通孔
封装/外壳: 20-DIP(0.300",7.62mm)
供应商设备封装: 20-PDIP
包装: 管件
输入数目和类型: 1 个差分,单极
其它名称: ADC0804LCNIN
ADC0804LCNIN-ND
6
FIGURE 6. FULL SCALE ERROR vs fCLK
FIGURE 7. EFFECT OF UNADJUSTED OFFSET ERROR
FIGURE 8. OUTPUT CURRENT vs TEMPERATURE
FIGURE 9. POWER SUPPLY CURRENT vs TEMPERATURE
Typical Performance Curves (Continued)
F
U
LL
S
C
A
L
E
ER
R
O
R
(L
SB
s
)
7
6
5
4
3
2
1
0
fCLK (kHz)
0
400
800
1200
1600
2000
V+ = 4.5V
V+ = 5V
V+ = 6V
VIN(+) = VIN(-) = 0V
ASSUMES VOS = 2mV
THIS SHOWS THE NEED
FOR A ZERO ADJUSTMENT
IF THE SPAN IS REDUCED
OF
FSE
T
ER
R
O
R
(L
SB
s
)
16
14
12
10
8
6
4
2
VREF/2 (V)
0
0.01
0.1
1.0
5
OUTPUT
CUR
RE
NT
(mA)
8
7
6
5
4
3
2
-50
TA AMBIENT TEMPERATURE (oC)
-ISINK
VOUT = 0.4V
ISOURCE
VOUT = 2.4V
DATA OUTPUT
BUFFERS
V+ = 5V
-25
0
25
50
75
100
125
POWE
R
S
U
P
LY
C
URRENT
(m
A)
TA AMBIENT TEMPERATURE (oC)
-50
-25
0
25
50
75
100
125
1.6
1.5
1.4
1.3
1.2
1.1
1.0
fCLK = 640kHz
V+ = 5.5V
V+ = 5.0V
V+ = 4.5V
Timing Diagrams
FIGURE 10A. START CONVERSION
tWI
tW(WR)I
1 TO 8 x 1/fCLK
INTERNAL TC
CS
WR
ACTUAL INTERNAL
STATUS OF THE
CONVERTER
INTR
(LAST DATA READ)
(LAST DATA NOT READ)
“NOT BUSY”
“BUSY”
DATA IS VALID IN
OUTPUT LATCHES
INTR
ASSERTED
tVI
1/2 fCLK
ADC0803, ADC0804
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