|
Maxim > Solutions > Washing Machine
Keypad Controller
|
|
| Display |
Title/Parts |
Key Advantages |
| QV PDF |
2-Wire Interfaced Low-EMI Key Switch Controller/GPO
MAX7359
| Low-Voltage, Low-EMI, and Low-Supply Current Key-Switch Controller Monitors Up to 64 Keys Without External Components |
| QV PDF |
2-Wire Interfaced Low-EMI Key Switch and Sounder Controllers
MAX7347, MAX7348, MAX7349
| |
| Key Specifications: Keyswitch Controllers |
| Part Number |
Interface |
Keys |
I2C I/F Volt. |
ISUPPLY
(µA) |
ISHUTDN
(µA) |
Interr. Out |
Key Scan I2C Slave IDs |
Sounder I2C Slave IDs |
Sounder Output |
GPOs |
ALERT Input |
VSUPPLY
(V) |
Package/Pins |
| max |
typ |
typ |
| MAX7347 |
Serial 2-Wire 400kbit |
24 |
2.4 to 5.5 |
75 |
7.5 |
Yes |
4 |
4 |
Yes |
6 + 1(INT) |
Yes |
2.4 to 3.6 |
|
| MAX7348 |
40 |
4 |
4 |
Yes |
3 + 1(INT) |
- |
|
| MAX7349 |
64 |
1 |
- |
- |
1 + 1(INT) |
- |
|
|
See All Keyswitch Controllers (3)
|
|
|
