參數(shù)資料
型號： MAX154
廠商： Maxim Integrated Products, Inc.
英文描述： CMOS High-Speed 4-Bit ADCs with Multiplexer and Reference(8位,4通道,400ksps,并行A/D轉(zhuǎn)換器)
中文描述： CMOS、高速、8位ADC，帶有多路復(fù)用器及電壓基準
文件頁數(shù)： 5/12頁
文件大?。?/td> 146K
代理商： MAX154
M
CMOS High-S peed 8-Bit ADCs with
Multiplexer and Referenc e
_______________________________________________________________________________________
5
Reference Output (2.5V) for MAX154
REF OUT
5
Three-State Data Output, bit 0 (LSB)
DBO
6
Three-State Data Output, bit 1
DB1
7
Analog Input Channel 1
AIN1
4
Analog Input Channel 2
AIN2
3
Analog Input Channel 3
AIN3
2
Analog Input Channel 4
AIN4
1
_____________________________________________________________Pin Desc riptions
Three-State Data Output, bit 2
DB2
8
Three-State Data Output, bit 3
DB3
9
Read Input. RD controls conversions and
data access. See Digital Interfacesection.
RD
10
Three-State Data Output, bit 7 (MSB)
DB7
20
Ground
GND
12
Lower Limit of Reference Span. Sets
the zero-code voltage.
Range: GND to V
REF
+.
Upper Limit of Reference Span. Sets
the full-scale input voltage.
Range: V
REF
- to V
DD
.
V
REF
-
13
Interrupt Output. INT going low indi-
cates the completion of a conversion.
See Digital Interface section.
INT
11
Chip-Select Input. CS must be low for
the device to be selected.
CS
16
Three-State Data Output, bit 4
DB4
17
Three-State Data Output, bit 5
DB5
18
Three-State Data Output, bit 6
DB6
19
Interrupt Output. INTgoing low indi-
cates the completion of a conversion.
See Digital Interface section.
INT
13
Ground
GND
14
Analog Input Channel 2
Analog Input Channel 1
Reference Output (2.5V) for MAX158
Three-State Data Output, bit 0 (LSB)
Three-State Data Output, bit 1
Three-State Data Output, bit 2
Three-State Data Output, bit 3
AIN2
AIN1
REF OUT
DB0
DB1
DB2
DB3
5
6
7
8
9
Analog Input Channel 3
AIN3
4
Analog Input Channel 4
AIN4
3
Analog Input Channel 5
AIN5
2
Analog Input Channel 6
AIN6
1
10
11
Lower Limit of Reference Span. Sets
the zero-code voltage.
Range: GND to V
REF
+.
Upper Limit of Reference Span. Sets
the full-scale input voltage.
Range: V
REF
- to V
DD
.
V
REF
-
15
Read Input. RD controls conversions
and data access.
See Digital Interface section.
RD
12
Ready Output. Open-drain output with
no active pull-up device. Goes low
when CS goes low and high imped-
ance at the end of a conversion.
Chip-Select input. –S must be low for
the device to be selected.
RDY
17
Power-Supply Voltage, +5V
Analog Input Channel 8
Analog Input Channel 7
V
DD
AIN8
AIN7
26
27
28
Channel Address 2 Input
Channel Address 1 Input
Channel Address 0 Input
A2
A1
A0
23
24
25
V
REF
+
14
Ready Output. Open-drain output with
no active pull-up device. Goes low
when CS goes low and high imped-
ance at the end of a conversion.
RDY
15
Power-Supply Voltage, +5V
V
DD
24
Channel Address 1 Input
A1
21
Channel Address 0 Input
A0
22
No Connect
NC
23
Three-State Data Output, bit 7 (MSB)
DB7
22
CS
18
Three-State Data Output, bit 4
Three-State Data Output, bit 5
Three-State Data Output, bit 6
DB4
DB5
DB6
19
20
21
V
REF
+
16
PIN
MAX154
FUNCTION
NAME
PIN
MAX158
FUNCTION
NAME
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MAX1540ETJ+T 功能描述:DC/DC 開關(guān)控制器 Dual Step-Down Ctlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
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