MAX6957ANI Maxim Integrated Products, MAX6957ANI Datasheet - Page 12

• Manufacturer Part Number: MAX6957ANI
• Description: IC DRIVER LED PORT 20/28 28-DIP
• Manufacturer: Maxim Integrated Products

Specifications of MAX6957ANI

• Display Type: LED
• Configuration: 7, 16, 20 Segment
• Interface: 4-Wire Serial
• Current - Supply: 180µA
• Voltage - Supply: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: 28-DIP (0.300", 7.62mm)
• Number Of Segments: 28
• Low Level Output Current: 18 mA
• Operating Supply Voltage: 2.5 V to 5.5 V
• Maximum Supply Current: 230 uA
• Maximum Power Dissipation: 1143 mW
• Maximum Operating Temperature: + 125 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Digits Or Characters: -

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)
12
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)
______________________________________________________________________________________
REGISTER
D15
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
D14
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
D13
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
COMMAND ADDRESS
D12
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
D11
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
D10
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
D9
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
D8
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
CODE
0x2C
0x2D
0x3C
0x3D
0x4C
0x4D
0x2B
0x2E
0x3A
0x3B
0x3E
0x4A
0x4B
0x4E
HEX
0x2F
0x30
0x31
0x32
0x33
0x34
0x35
0x36
0x37
0x38
0x39
0x3F
0x40
0x41
0x42
0x43
0x44
0x45
0x46
0x47
0x48
0x49
0x4F