參數(shù)資料
型號(hào): MAX7300
廠商: Maxim Integrated Products, Inc.
英文描述: 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port or 28-Port I/O Expander
中文描述: 2線接口、2.5V至5.5V、20端口或28端口輸入/輸出擴(kuò)展器
文件頁數(shù): 12/22頁
文件大?。?/td> 348K
代理商: MAX7300
M
2-Wire-Interfaced, 2.5V to 5.5V, 20-Port or
28-Port I/O Expander
12
______________________________________________________________________________________
COMMAND BYTE ADDRESS RANGE
x0000000 to x1111110
x1111111
AUTOINCREMENT BEHAVIOR
Command address autoincrements after byte read or written
Command address remains at x1111111 after byte written or read
PIN
CONNECTION
DEVICE ADDRESS
AD1
GND
GND
GND
GND
V+
V+
V+
V+
SDA
SDA
SDA
SDA
SCL
SCL
SCL
SCL
AD0
GND
V+
SDA
SCL
GND
V+
SDA
SCL
GND
V+
SDA
SCL
GND
V+
SDA
SCL
A6
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
A5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
A4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
A3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
A2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
A1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
A0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
S
A
A
A
P
0
SLAVE ADDRESS
COMMAND BYTE
DATA BYTE
ACKNOWLEDGE FROM MAX7300
D15 D14 D13 D12 D11 D10
D9
D8
D1
D0
D3
D2
D5
D4
D7
D6
HOW COMMAND BYTE AND DATA BYTE MAP INTO MAX7300
s REGISTER
ACKNOWLEDGE FROM MAX7300
R/W
n
BYTES
AUTOINCREMENT MEMORY WORD ADDRESS
ACKNOWLEDGE FROM MAX7300
Figure 9. ‘n’ Data Bytes Received
Table 3. MAX7300 Address Map
Table 4. Autoincrement Rules
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參數(shù)描述
MAX7300_11 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:2-Wire-Interfaced, 2.5V to 5.5V, 20-Port or 28-Port I/O Expander
MAX7300AAI 功能描述:接口-I/O擴(kuò)展器 2.5-5.5V 20/28 Port I/O Expander RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
MAX7300AAI+ 功能描述:接口-I/O擴(kuò)展器 2.5-5.5V 20/28 Port I/O Expander RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
MAX7300AAI+T 功能描述:接口-I/O擴(kuò)展器 2.5-5.5V 20/28 Port I/O Expander RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel
MAX7300AAI-T 功能描述:接口-I/O擴(kuò)展器 2.5-5.5V 20/28 Port I/O Expander RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel