參數(shù)資料
型號(hào): LTC1443IDHD#TRPBF
廠商: Linear Technology
文件頁(yè)數(shù): 12/14頁(yè)
文件大小: 0K
描述: IC COMP W/REF LOW PWR QUAD 16DFN
標(biāo)準(zhǔn)包裝: 2,500
類型: 帶電壓基準(zhǔn)
元件數(shù): 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(biāo)準(zhǔn)): 0.015mA @ 5V
電流 - 靜態(tài)(最大值): 8.5µA
CMRR, PSRR(標(biāo)準(zhǔn)): 80dB CMRR,80dB PSRR
傳輸延遲(最大): 12µs
工作溫度: -40°C ~ 85°C
封裝/外殼: 16-WFDFN 裸露焊盤
安裝類型: 表面貼裝
包裝: 帶卷 (TR)
LTC1443/LTC1444/LTC1445
7
144345fe
pin FuncTions
OUT B (Pin 1): Comparator B Output. (Open-drain output
for LTC1444). Output can source up to 40mA (LTC1443,
LTC1445) and sink 5mA.
OUT A (Pin 2): Comparator A Output. (Open-drain output
for LTC1444). Output can source up to 40mA (LTC1443,
LTC1445) and sink 5mA.
V+ (Pin 3): Positive Supply.
IN A(Pin 4): Inverting Input of Comparator A. Input
common mode range from Vto V+ – 1.3V. Input current
typically 10pA at 25°C.
IN A+ (Pin 5): Noninverting Input of Comparator A. Input
common mode range from Vto V+ – 1.3V. Input current
typically 10pA at 25°C.
IN B(Pin 6): Inverting Input of Comparator B. Input
common mode range from Vto V+ – 1.3V. Input current
typically 10pA at 25°C.
IN B+ (Pin 7): Noninverting Input of Comparator B. Input
common mode range from Vto V+ – 1.3V. Input current
typically 10pA at 25°C.
REF (Pin 8): Reference Output. With respect to V. Can
source up to 200A and sink 15A at 25°C. Drive 0.01F
bypass capacitor without oscillation.
V(Pin 9): Negative Supply. Connect to ground for single
supply operation on LTC1443.
IN C(Pin10): Inverting Input of Comparator C. Input
common mode range from Vto V+ – 1.3V. Input current
typically 10pA at 25°C.
IN C+ (Pin 11): Noninverting Input of Comparator C. Input
common mode range from Vto V+ – 1.3V. Input current
typically 10pA at 25°C.
IN D(Pin 12): Inverting Input of Comparator D. Input
common mode range from Vto V+ – 1.3V. Input current
typically 10pA at 25°C.
IN D+ (Pin 13): Noninverting Input of Comparator D. Input
common mode range from Vto V+ – 1.3V. Input current
typically 10pA at 25°C.
GND (Pin 14): LTC1443 Ground. Connect to Vfor single
supply operation.
HYST (Pin 14): LTC1444/LTC1445 Hysteresis Input. Con-
nect to REF if not used. Input voltage range is from VREF
to VREF – 50mV.
OUTD(Pin15):ComparatorDOutput.(Open-drainoutput
for LTC1444). Output can source up to 40mA (LTC1443,
LTC1445) and sink 5mA.
OUT C (Pin 16): Comparator C Output. (Open-drain output
for LTC1444). Output can source up to 40mA (LTC1443,
LTC1445) and sink 5mA.
Exposed Pad (Pin 17, DFN Package): This pin is internally
connected to V–. Connection is optional, but will improve
thermal dissipation.
+
+
OUT B
OUT A
V+
IN A
IN A+
IN B
IN B+
REF
OUT C
OUT D
GND
IN D+
IN D
IN C+
IN C
V
+
+
LTC1443
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
1.2V
+ –
+
+
OUT B
OUT A
V+
IN A
IN A+
IN B
IN B+
REF
OUT C
OUT D
HYST
IN D+
IN D
IN C+
IN C
V
+
+
LTC1444/LTC1445
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
144345 PF
1.2V
+ –
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