參數(shù)資料
型號: MAX987EXK+T
廠商: Maxim Integrated Products
文件頁數(shù): 2/13頁
文件大?。?/td> 0K
描述: IC COMPARATOR R-R SC70-5
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 1
類型: 通用
元件數(shù): 1
輸出類型: CMOS,推挽式,滿擺幅,TTL
電壓 - 電源,單路/雙路(±): 2.5 V ~ 5.5 V,±1.25 V ~ 2.75 V
電壓 - 輸入偏移(最小值): 5mV @ 5.5V
電流 - 輸入偏壓(最小值): 1pA @ 5.5V
電流 - 靜態(tài)(最大值): 96µA
CMRR, PSRR(標(biāo)準(zhǔn)): 80dB CMRR,80dB PSRR
傳輸延遲(最大): 210ns
磁滯: ±2.5mV
工作溫度: -40°C ~ 85°C
封裝/外殼: 6-TSSOP(5 引線),SC-88A,SOT-353
安裝類型: 表面貼裝
包裝: 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁面: 1387 (CN2011-ZH PDF)
其它名稱: MAX987EXK+TDKR
MAX987/MAX988/MAX991/MAX992/MAX995/MAX996
High-Speed, Micropower, Low-Voltage,
SOT23, Rail-to-Rail I/O Comparators
10
______________________________________________________________________________________
Zero-Crossing Detector
Figure 3 shows a zero-crossing detector application.
The MAX987’s inverting input is connected to ground,
and its noninverting input is connected to a 100mVp-p
signal source. As the signal at the noninverting input
crosses 0V, the comparator’s output changes state.
Logic-Level Translator
Figure 4 shows an application that converts 5V logic lev-
els to 3V logic levels. The MAX988 is powered by the +5V
supply voltage, and the pullup resistor for the MAX988’s
open-drain output is connected to the +3V supply volt-
age. This configuration allows the full 5V logic swing with-
out creating overvoltage on the 3V logic inputs. For 3V to
5V logic-level translation, simply connect the +3V supply
to VCC and the +5V supply to the pullup resistor.
MAX987
IN+
4
3
OUT
1
2
5
VCC
100mV
VCC
VEE
IN-
0.1F
MAX988
IN-
100k
4
3
RPULLUP
3V (5V)
LOGIC OUT
OUT
1
5
2
VCC
+5V (+3V)
+3V (+5V)
VEE
5V (3V) LOGIC IN
IN+
0.1F
Figure 3. Zero-Crossing Detector
Figure 4. Logic-Level Translator
Pin Configurations (continued)
14
13
12
11
10
9
8
1
2
3
4
5
6
7
OUTD
IND-
IND+
VEE
VCC
INA+
INA-
OUTA
MAX995
MAX996
INC+
INC-
OUTC
OUTB
INB-
INB+
SO/TSSOP
OUT
N.C.
VEE
1
2
8
7
N.C.
VCC
IN-
IN+
N.C.
SO
TOP VIEW
3
4
6
5
MAX987
MAX988
INB-
INB+
VEE
1
2
8
7
VCC
OUTB
INA-
INA+
OUTA
SO/MAX/SOT23
3
4
6
5
MAX991
MAX992
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