PIN FUNCTIO
參數(shù)資料
型號(hào): LTC1843IS8#TRPBF
廠商: Linear Technology
文件頁(yè)數(shù): 9/12頁(yè)
文件大?。?/td> 0K
描述: IC COMP ULTLOPWR W/REF DL 8SOIC
標(biāo)準(zhǔn)包裝: 2,500
類型: 帶電壓基準(zhǔn)
元件數(shù): 2
輸出類型: 開(kāi)路漏極
電壓 - 電源,單路/雙路(±): 2.5 V ~ 11 V,±1.25 V ~ 5.5 V
電壓 - 輸入偏移(最小值): 10mV @ 5V
電流 - 靜態(tài)(最大值): 5.7µA
CMRR, PSRR(標(biāo)準(zhǔn)): 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: 8-SOIC(0.154",3.90mm 寬)
安裝類型: 表面貼裝
包裝: 帶卷 (TR)
6
LTC1841/LTC1842/LTC1843
PIN FUNCTIONS
UU
U
OUT A (Pin 1): Comparator A Open-Drain Output. Output
can typically sink greater than 20mA.
V (Pin 2): Negative Supply.
IN A+ (Pin 3): Noninverting Input of Comparator A. Input
common mode range extends from V to V + – 1.3V. Input
current is typically 10pA at 25
°C.
IN A (Pin 4) (LTC1841): Inverting Input of Comparator A.
Input common mode range extends from V to V + – 1.3V.
Input current is typically 10pA at 25
°C.
IN B+ (Pin 4) (LTC1842): Noninverting Input of Compara-
tor B. Input common mode range extends from V to
V + – 1.3V. Input current is typically 10pA at 25
°C.
IN B(Pin 4) (LTC1843): Inverting Input of Comparator B.
Input common mode range extends from V to V + – 1.3V.
Input current is typically 10pA at 25
°C.
IN B(Pin 5) (LTC1841): Inverting Input of Comparator B.
Input common mode range extends from V to V + – 1.3V.
Input current is typically 10pA at 25
°C.
HYST (Pin 5) (LTC1842/LTC1843): Hysteresis Input.
Connect to REF if not used. Input voltage range is from
VREF to VREF – 50mV.
IN B+ (Pin 6) (LTC1841): Noninverting Input of Compara-
tor B. Input common mode range extends from V to
V + – 1.3V. Input current is typically 10pA at 25
°C.
REF (Pin 6) (LTC1842/LTC1843): Reference Output.
1.182V with respect to V . Can typically source greater
than 1mA and sink 10
A at 25°C. Can drive 0.01F bypass
capacitor without oscillation.
V + (Pin 7) (LTC1841): Positive Supply. 2V to 11V.
V + (Pin 7) (LTC1842/LTC1843): Positive Supply. 2.5V to
11V.
OUT B (Pin 8): Comparator B Open-Drain Output. Output
can typically sink greater than 20mA.
1841 PD
V
V +
OUT A
LTC1841
1
2
3
4
8
7
6
5
IN A+
IN A
IN B+
IN B
OUT B
+
+
A
B
1842 PD
V
V +
OUT A
LTC1842
1
2
3
4
8
7
6
5
IN A+
IN B+
REF
HYST
OUT B
+
+
A
B
1843 PD
V
V +
OUT A
LTC1843
1
2
3
4
8
7
6
5
IN A+
IN B
REF
HYST
OUT B
+
+
A
B
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