參數(shù)資料
型號(hào): ES51977
廠商: Electronic Theatre Controls, Inc.
元件分類: ADC
英文描述: Integrated analog-to-digital converter (ADC)with 3 3/4 digits and 42-segment bargraph LCD display
中文描述: 集成模擬到數(shù)字轉(zhuǎn)換器,3器(ADC)/ 4位和第42段光柱液晶顯示器
文件頁數(shù): 2/21頁
文件大?。?/td> 264K
代理商: ES51977
2 91年11月28日
3 3/4 AUTO EASY
ES51977
Electrical Characteristics
TA=25
,V- = -3V
Symbol
V-
Power Supply
Idd
Iss
REV
Rollover Error
(Voltage)
Rollover Error
(Bargraph)
NLV
Nonlinearity
(Voltage)
Nonlinearity
(Bargraph)
Input Leakage
Low Battery Flag Voltage
Zero Input Reading
VREF
Reference Voltage and 400
Ω
measurement
Peak to Peak Backplane Drive
Voltage
Counter Time Base Period
Open Circuit Voltage for
Ω
Measurement(except 400
Ω
)
Pull High to 0V Resistance
Parameter
Test Condition
Min. Typ. Max. Count
-3.5
-3.0
-
-
0.1
-
-
±
0.1
-2.2
1.5
5
Volt
mA
uA
F.S.
Operating Supply Current
Normal Power On
Auto-power-off
1.0
REB
10M input
Resistor
-
-
±
0.5
F.S.
NLB
Best Case
Straight Line
-
-
-
-
±
0.1
±
0.5
F.S.
F.S.
-
1
10
-2.1
pA
V
V- to AGND
10M
Ω
Input Resistor
100K
Ω
Between
VRH and AGND
-3.2
V-
-2.2
-2.5
-000
-1.3
-2.3
000 +000 Count
-1.2
-1.1
V
2.85
3.0
3.15
V
fosc=4MHz
Ω
and Continuity
Function
FC1,FC2,FC3,FC4
FC5,RANGE,HOLD
KEY, SET
±
0.5
Error
-
1
-
Sec
V
-0.5 -0.45 -0.4
-
2.5
-
M
Ω
Pull High to 0V Resistance
AC Frequency Response
(4V range)
-
-
250
40 to
500
40 to
2000
50
-
-
K
Ω
HZ
±
2.5
Error
-
-
TCRF
Reference Voltage
Temperature Coefficient
100K
Ω
Between VRH
and AGND
0
℃<
TA
70
-
-
ppm/
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