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參數資料
型號: LTC1445IS#TRPBF
廠商: Linear Technology
文件頁數: 9/14頁
文件大小: 0K
描述: IC COMP W/REF LOWPWR QUAD 16SOIC
標準包裝: 2,500
類型: 帶電壓基準
元件數: 4
輸出類型: CMOS,TTL
電壓 - 電源,單路/雙路(±): 2 V ~ 11 V,±1 V ~ 5.5 V
電壓 - 輸入偏移(最小值): 10mV @ 5V
電流 - 輸出(標準): 0.015mA @ 5V
電流 - 靜態(tài)(最大值): 8.5µA
CMRR, PSRR(標準): 80dB CMRR,80dB PSRR
傳輸延遲(最大): 12µs
磁滯: 50mV
工作溫度: -40°C ~ 85°C
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
安裝類型: 表面貼裝
包裝: 帶卷 (TR)
LTC1443/LTC1444/LTC1445
4
144345fe
elecTrical characTerisTics The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. V+ = 5V, V= GND = 0V, unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Power Supply
V+
Supply Voltage Range
l
2.0
11.0
V
ICC
Supply Current
IN+ = IN= 80mV, HYST = REF
l
5
8
A
Comparator
VOS
Comparator Input Offset Voltage
VCM = 1.5V
l
±3.0
±10.0
mV
IIN
Input Leakage Current (IN+, IN)
VIN+ = VIN– = 1.5V
l
±0.01
±1.0
nA
Input Leakage Current (HYST)
LTC1444/LTC1445
l
±0.02
±1.0
nA
VCM
Comparator Input Common Mode Range
l
V
V+ – 1.3V
V
CMRR
Common Mode Rejection Ratio
Vto (V+ – 1.3V)
0.1
1.0
mV/V
PSRR
Power Supply Rejection Ratio
V+ = 2V to 11V
0.1
1.0
mV/V
Noise
Voltage Noise
100Hz to 100kHz
100
VRMS
VHYST
Hysteresis Input Voltage Range
LTC1444, LTC1445
l
REF – 50mV
REF
V
tPD
Propagation Delay
Overdrive = 10mV, COUT = 100pF
Overdrive = 100mV, COUT = 100pF
14
5
s
VOH
Output High Voltage
IO = –10mA; LTC1443/LTC1445
l
V+ – 0.4V
V
VOL
Output Low Voltage
IO = 0.8mA; LTC1443
IO = 0.8mA; LTC1444/LTC1445
l
GND + 0.4V
V+ 0.4V
V
Reference
VREF
Reference Voltage
No Load, LTC1443
C Temp Range
l
1.170
1.182
1.194
V
I Temp Range
l
1.164
1.200
V
No Load, LTC1444/
LTC1445
C Temp Range
l
1.209
1.221
1.233
V
I Temp Range
l
1.203
1.239
V
ISOURCE
Reference Output Source Current
VREF ≤ 1mV
l
60
120
A
ISINK
Reference Output Sink Current
VREF ≤ 2.5mV
VREF ≤ 5mV
l
10
15
A
Noise
Noise Voltage
100Hz to 100kHz
100
VRMS
The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.
V+ = 3V, V= GND = 0V, unless otherwise noted.
Note 1: Stresses beyond those listed under Absolute Maximum Ratings
may cause permanent damage to the device. Exposure to any Absolute
Maximum Rating condition for extended periods may affect device
reliability and lifetime.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOH
Output High Voltage
IO = –15mA; LTC1443/LTC1445
l
V+ – 0.4V
V
VOL
Output Low Voltage
IO = 1.8mA; LTC1443
IO = 1.8mA; LTC1444/LTC1445
l
GND + 0.4V
V+ 0.4V
V
Reference
VREF
Reference Voltage
No Load, LTC1443
C Temp Range
l
1.170
1.182
1.194
V
I Temp Range
l
1.164
1.200
V
No Load, LTC1444/
LTC1445
C Temp Range
l
1.209
1.221
1.233
V
I Temp Range
l
1.203
1.239
V
ISOURCE
Reference Output Source Current
VREF ≤ 1mV
l
100
200
A
ISINK
Reference Output Sink Current
VREF ≤ 2.5mV
VREF ≤ 5mV
l
10
15
A
Noise
Voltage Noise
100Hz to 100kHz
100
VRMS
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