參數(shù)資料
型號(hào): MAX981
廠商: Maxim Integrated Products, Inc.
英文描述: Ultra-Low-Power, Open-Drain, Single/Dual-Supply Comparators
中文描述: 超低功耗、漏極開路輸出、單/雙電源比較器
文件頁數(shù): 12/16頁
文件大?。?/td> 109K
代理商: MAX981
M
Ultra-Low-Power, Open-Drain,
S ingle/Dual-S upply Comparators
12
______________________________________________________________________________________
MAX973
MAX983
V+
7
+3.3V
LOGIC
SUPPLY
10k
20k
2.4M
LOW BATT
OUTB 8
REF 6
HYST 5
2
V-
R2
47k
R1
110k
STEP-DOWN
REGULATOR
3 INA+
1 OUTA
4 INB-
1M
BATTERY
(4 CELLS)
953k
Q1
+9V DC
WALL
ADAPTER
470k
DC OK
INB+
INB-
INC+
INC-
IND+
IND-
INA+
INA-
4
5
3
7
6
11
10
13
12
OUTA 2
1
16
15
8
OUTB
OUTC
OUTD
9
14
10k
V+
GND
MAX974
MAX984
+5V
+3.3V
10k
10k
10k
REF
V-
N.C.
-5V
V
INA
V
INB
V
INC
V
IND
Figure 6. Battery Switchover Circuit
Figure 7. Level Shifter: ±5V Input to Single-Ended +3.3V
Output
__________________________________________________________Pin Configurations
1
2
3
4
OUT
V+
REF
HYST
IN-
IN+
V-
GND
MAX971
MAX981
DIP/SO/
μ
MAX
TOP VIEW
DIP/SO/
μ
MAX
DIP/SO/
μ
MAX
8
7
6
5
1
2
3
4
OUTB
V+
INB+
INB-
INA-
INA+
V-
OUTA
MAX972
8
7
6
5
1
2
3
4
OUTB
V+
REF
HYST
INB+
INA+
V-
OUTA
MAX982
8
7
6
5
相關(guān)PDF資料
PDF描述
MAX983CPA Ultra-Low-Power, Open-Drain, Single/Dual-Supply Comparators
MAX971 Synchronous 8-Bit Up/Down Counters 24-CDIP -55 to 125
MAX971MJA Quadruple Bus Buffer Gates With 3- State Outputs 14-CDIP -55 to 125
MAX974CPE Ultra-Low-Power, Open-Drain, Single/Dual-Supply Comparators
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