参数资料
型号: MAX4549EAX
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 运动控制电子
英文描述: Serially Controlled, Triple 3x2 Audio/Video Crosspoint Switches
中文描述: 3-CHANNEL, CROSS POINT SWITCH, PDSO36
封装: 0.300 INCH, 0.80 MM PITCH, SSOP-36
文件页数: 14/20页
文件大小: 273K
代理商: MAX4549EAX
M
S erially Controlled, Triple 3x2 Audio/Video
Crosspoint S witc hes
14
______________________________________________________________________________________
D2 D1 D0
D3
C6
A1
A5
A7
D7
C2
C4
D6
D4
D5
C0
C1
C5
C3
A0
C7
A2
A3
A4
A6
S
T
O
P
A
C
K
B
I
A
S
A0
0
1
C
O
M
1
B
C
O
M
1
C
A
C
K
C
O
M
1
A
C
O
M
2
A
C
O
M
2
C
C
O
M
2
B
0
C
L
I
C
K
A1
A
C
K
1
1
S
R
T
0
Table 5. “WriteByte” Protocol
ADDRESS BYTE
SRT = Start Condition
ACK = Acknowledge Condition
STOP = Stop Condition
SRT = Start Condition
ACK = Acknowledge Condition
STOP = Stop Condition
SRT = Start Condition
ACK = Acknowledge Condition
STOP = Stop Condition
Table 7. “SPI” Protocol
COMMAND BYTE
1
1
1
1
Controls COM2B clickless mode; 1 = enables clickless mode, 0 = disables clickless mode.
Controls COM1B clickless mode; 1 = enables clickless mode, 0 = disables clickless mode.
Controls COM2A clickless mode; 1 = enables clickless mode, 0 = disables clickless mode.
Controls COM1A clickless mode; 1 = enables clickless mode, 0 = disables clickless mode.
D3
D2
D1
D0
1
Controls COM1C clickless mode; 1 = enables clickless mode, 0 = disables clickless mode.
D4
1
Controls COM2C clickless mode; 1 = enables clickless mode, 0 = disables clickless mode.
D5
BIT
DESCRIPTION
D6
Don’t care
D7
POWER-UP
DEFAULT
STATE
Don’t care
Table 4. Clickless Mode Format (C7 = “1”)
COMMAND BYTE
DATA BYTE
C6
A1
A5
A7
C2
C4
C0
C1
C5
C3
A0
C7
A2
A3
A4
A6
B
I
A
S
A0
0
1
C
O
M
1
B
C
O
M
1
C
A
C
K
C
O
M
1
A
C
O
M
2
A
C
O
M
2
C
C
O
M
2
B
0
C
L
I
C
K
A1
A
C
K
1
1
S
R
T
0
D14
D10
D12
D8
D9
D13
D11
D15
A
C
K
D6
D3
D0
D1
D2
D5 D4
D7
A
C
K
S
T
O
P
ADDRESS BYTE
COMMAND BYTE
DATA WORD
Table 6. “WriteWord” Protocol
D7
D4
D5
D2 D1 D0
D3
D6
D15
D11
D13
D9 D8
D12
D10
D14
C
L
I
C
K
C
O
M
2
B
C
O
M
2
C
C
O
M
2
A
C
O
M
1
A
C
O
M
1
C
C
O
M
1
B
B
I
A
S
C7
C3
C5
C1 C0
C4
C2
C6
DATA WORD
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