Maxim > 方案 > 电缆调制解调器与CATV
特殊按钮控制(前面板)电路
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| 显示 |
标题/型号 |
关键优势 |
| QV PDF |
微处理器监控电路，带有独立的VCC复位输出和手动复位输出
MAX6453, MAX6454, MAX6455, MAX6456
| µP监控电路，具有独立的VCC复位和手动复位输出，简化机顶盒设计 |
| QV PDF |
微处理器复位电路，带有长手动复位建立时间
MAX6443, MAX6444, MAX6445, MAX6446, MAX6447, MAX6448, MAX6449, MAX6450, MAX6451, MAX6452
| µP复位电路，带有手动复位周期设置，在面板应用中可避免无效的复位操作
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| QV PDF |
微处理器监控复位电路，带有边沿触发、单稳态手动复位
MAX6467, MAX6468
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| Key Specifications: Pushbutton Devices |
| Part Number |
Monitored Voltages |
Manual Reset Feature |
MR1 Setup Time |
MR2 Setup Time |
Reset Thresh.
(V) |
Reset Out |
tRESET |
Reset Thresh. Accur.
(%) |
ICC
(µA) |
Package/Pins |
| Active Low |
min |
@ +25°C |
max |
| MAX6468 |
1 |
One-Shot |
1µs |
- |
| 1.2 to 1.79 | | 1.8 to 2.49 | | 2.5 to 3.29 | | 3.3 to 4.99 |
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Push-Pull |
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1.5 |
13 |
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| MAX6467 |
1 |
One-Shot |
1µs |
- |
Open Drain |
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1.5 |
13 |
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| MAX6453 |
2 |
Independent Soft and Hard Reset Outputs |
1µs |
- |
Push-Pull |
85ms to 300ms |
2.5 |
16 |
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| MAX6454 |
2 |
Independent Soft and Hard Reset Outputs |
1µs |
- |
Open Drain |
85ms to 300ms |
2.5 |
16 |
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| MAX6455 |
2 |
Independent Soft and Hard Reset Outputs |
|
- |
Push-Pull |
85ms to 300ms |
2.5 |
16 |
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| MAX6456 |
2 |
Independent Soft and Hard Reset Outputs |
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- |
Open Drain |
85ms to 300ms |
2.5 |
16 |
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| MAX6443 |
1 |
Extended Setup Period |
6.72s |
- |
Push-Pull |
85ms to 300ms |
2.5 |
16 |
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| MAX6444 |
1 |
Extended Setup Period |
6.72s |
- |
Open Drain |
85ms to 300ms |
2.5 |
16 |
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| MAX6445 |
1 |
Extended Setup Period |
6.72s |
6.72s |
Push-Pull |
85ms to 300ms |
2.5 |
16 |
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| MAX6446 |
1 |
Extended Setup Period |
6.72s |
6.72s |
Open Drain |
85ms to 300ms |
2.5 |
16 |
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| MAX6447 |
1 |
Extended Setup Period |
6.72s |
1µs |
Push-Pull |
85ms to 300ms |
2.5 |
16 |
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| MAX6448 |
1 |
Extended Setup Period |
6.72s |
1µs |
Open Drain |
85ms to 300ms |
2.5 |
16 |
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| MAX6449 |
2 |
Extended Setup Period |
6.72s |
6.72s |
Push-Pull |
85ms to 300ms |
2.5 |
16 |
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| MAX6450 |
2 |
Extended Setup Period |
6.72s |
6.72s |
Open Drain |
85ms to 300ms |
2.5 |
16 |
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| MAX6451 |
2 |
Extended Setup Period |
6.72s |
1µs |
Push-Pull |
85ms to 300ms |
2.5 |
16 |
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| MAX6452 |
2 |
Extended Setup Period |
6.72s |
1µs |
Open Drain |
85ms to 300ms |
2.5 |
16 |
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See All Pushbutton Devices (17)
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| Key Specifications: Switch Debouncer/Protectors |
| Part Number |
Switch Inputs |
Edge Triggered |
Functions |
Debounce Duration
(ms) |
Output Polarity |
Output Type |
Switch Inputs
(±V) |
ESD Protect.
(±kV) |
ICC
(µA) |
Package/Pins |
| max |
max |
| MAX6468 |
1 |
Falling Edge |
Non-Retriggerable One-Shot |
85 to 300 |
Active Low |
Push-Pull |
+5.5 |
2 |
13 |
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| MAX6467 |
Open-Drain |
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See All Switch Debouncer/Protectors (6)
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