参数资料
| 型号： | MAX6957ANI |
| 厂商： | Maxim Integrated |
| 文件页数： | 12/25页 |
| 文件大小： | 0K |
| 描述： | IC DRIVER LED PORT 20/28 28-DIP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 14 |
| 显示器类型： | LED |
| 配置： | 7、16、20 段 |
| 接口： | 4 线串行 |
| 电流 - 电源： | 180µA |
| 电源电压： | 2.5 V ~ 5.5 V |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 通孔 |
| 封装/外壳： | 28-DIP（0.300"，7.62mm） |
| 供应商设备封装： | 28-PDIP |
| 包装： | 管件 |
4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and
28-Port LED Display Driver and I/O Expander
Table 3. Register Address Map (continued)
REGISTER
D15
D14
COMMAND ADDRESS
D13 D12 D11 D10
D9
D8
HEX
CODE
Port 11 only (data bit D0. D7–D1 read as 0)
Port 12 only (data bit D0. D7–D1 read as 0)
Port 13 only (data bit D0. D7–D1 read as 0)
Port 14 only (data bit D0. D7–D1 read as 0)
Port 15 only (data bit D0. D7–D1 read as 0)
Port 16 only (data bit D0. D7–D1 read as 0)
Port 17 only (data bit D0. D7–D1 read as 0)
Port 18 only (data bit D0. D7–D1 read as 0)
Port 19 only (data bit D0. D7–D1 read as 0)
Port 20 only (data bit D0. D7–D1 read as 0)
Port 21 only (data bit D0. D7–D1 read as 0)
Port 22 only (data bit D0. D7–D1 read as 0)
Port 23 only (data bit D0. D7–D1 read as 0)
Port 24 only (data bit D0. D7–D1 read as 0)
Port 25 only (data bit D0. D7–D1 read as 0)
Port 26 only (data bit D0. D7–D1 read as 0)
Port 27 only (data bit D0. D7–D1 read as 0)
Port 28 only (data bit D0. D7–D1 read as 0)
Port 29 only (data bit D0. D7–D1 read as 0)
Port 30 only (data bit D0. D7–D1 read as 0)
Port 31 only (data bit D0. D7–D1 read as 0)
4 ports 4–7 (data bits D0–D3. D4–D7 read as 0))
5 ports 4–8 (data bits D0–D4. D5–D7 read as 0)
6 ports 4–9 (data bits D0–D5. D6–D7 read as 0)
7 ports 4–10 (data bits D0–D6. D7 reads as 0)
8 ports 4–11 (data bits D0–D7)
8 ports 5–12 (data bits D0–D7)
8 ports 6–13 (data bits D0–D7)
8 ports 7–14 (data bits D0–D7)
8 ports 8–15 (data bits D0–D7)
8 ports 9–16 (data bits D0–D7)
8 ports 10–17 (data bits D0–D7)
8 ports 11–18 (data bits D0–D7)
8 ports 12–19 (data bits D0–D7)
8 ports 13–20 (data bits D0–D7)
8 ports 14–21 (data bits D0–D7)
8 ports 15–22 (data bits D0–D7)
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
R/ W
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0x2B
0x2C
0x2D
0x2E
0x2F
0x30
0x31
0x32
0x33
0x34
0x35
0x36
0x37
0x38
0x39
0x3A
0x3B
0x3C
0x3D
0x3E
0x3F
0x40
0x41
0x42
0x43
0x44
0x45
0x46
0x47
0x48
0x49
0x4A
0x4B
0x4C
0x4D
0x4E
0x4F
12
______________________________________________________________________________________
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