参数资料
型号: MAX7317ATE+T
厂商: Maxim Integrated Products
文件页数: 9/12页
文件大小: 0K
描述: IC I/O EXPANDER SPI 10B 16TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
接口: SPI/Microwire
输入/输出数: 10
中断输出:
电源电压: 2.25 V ~ 3.6 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-WFQFN 裸露焊盘
供应商设备封装: 16-TQFN-EP(3x3)
包装: 带卷 (TR)
10-Port SPI-Interfaced I/O Expander with
Overvoltage and Hot-Insertion Protection
COMMAND ADDRESS
REGISTER
D15
D14
D13
D12
D11
D10
D9
D8
CODE
(hex)
Port P0 output level
R/W
0
00
0
0x00
Port P1 output level
R/W
0
00
0
1
0x01
Port P2 output level
R/W
0
00
1
0
0x02
Port P3 output level
R/W
0
00
1
0x03
Port P4 output level
R/W
0
01
0
0x04
Port P5 output level
R/W
0
01
0
1
0x05
Port P6 output level
R/W
0
01
1
0
0x06
Port P7 output level
R/W
0
01
1
0x07
Port P8 output level
R/W
0
10
0
0x08
Port P9 output level
R/W
0
10
0
1
0x09
Write ports P0 through P9 with same output level
0
Read port P0 output level
1
0
10
1
0
0x0A
Write ports P0 through P3 with same output level
0
Read port P0 output level
1
0
10
1
0x0B
Write ports P4 through P7 with same output level
0
Read port P4 output level
1
0
11
0
0x0C
Write ports P8 or P9 with same output level
0
Read port P8 output level
1
0
11
0
1
0x0D
Read ports P7 through P0 inputs
1
0
11
1
0
0x0E
Read ports P9 and P8 inputs
1
0
11
1
0x0F
RAM
R/W
0
1
00
1
0x13
No-op
R/W
0
1
0
00
0
0x20
Factory reserved; do not write to this register
R/W
1
11
0
1
0x7D
Table 1. Register Address Map
REGISTER DATA
REGISTER
POWER-UP CONDITION
ADDRESS
CODE
(hex)
D7
D6
D5
D4
D3
D2
D1
D0
Port P0 output level
Port 0 high impedance
0x00
1
11111
1
Port P1 output level
Port 1 high impedance
0x01
1
11111
1
Port P2 output level
Port 2 high impedance
0x02
1
11111
1
Port P3 output level
Port 3 high impedance
0x03
1
11111
1
Port P4 output level
Port 4 high impedance
0x04
1
11111
1
Port P5 output level
Port 5 high impedance
0x05
1
11111
1
Port P6 output level
Port 6 high impedance
0x06
1
11111
1
Port P7 output level
Port 7 high impedance
0x07
1
11111
1
Port P8 output level
Port 8 high impedance
0x08
1
11111
1
Port P9 output level
Port 9 high impedance
0x09
1
11111
1
RAM
0x00
0x13
0
00000
0
Table 2. Initial Power-Up Register Status
6
Maxim Integrated
MAX7317
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