Хаюшки. Народ, подскажите простое дешевое решение скомутировать две частоты (~20Мгц) на один выход минимумом корпусов. Мультиплексоры, что я нашел любят меститься в толстых, как минимум
16-ноговых, корпусах. А если пользовать появившиееся недавно 1-гейтовые драйверы типа
74hc1g125\74hc1g126 тоже растет колличество корпусов (2+инвертор). Есть ли в природе, как говориться в рекламе, два-в-одном корпусе?
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D
Dima Orlov
Hello, Vadim Babko !
74hc00 ÄÏÓÔÁÔÏÞÎÏ ÍÅÌËÉÊ?
ó Õ×ÁÖÅÎÉÅÍ, äÉÍÁ ïÒÌÏ×.
S
Sergey Shenderuk
Hello Vadim!
Wednesday November 19 2003 16:42, you wrote to All:
1.65-V to 5.5-V VCC Operation Useful for Both Analog and Digital Applications Specified Break-Before-Make Switching Rail-to-Rail Signal Handling High Degree of Linearity High Speed, Typically 0.5 ns (VCC = 3 V, CL = 50 pF) Low On-State Resistance, Typically 6 .ý (VCC = 4.5 V) SC-70, SOT-23
1.65-V to 5.5-V VCC Operation Inputs Accept Voltages to 5.5 V Max tpd of 6.3 ns at 3.3 V Low Power Consumption, 10-mA Max ICC
+24-mA Output Drive at 3.3 V Ioff Supports Partial-Power-Down Mode Operation LOGIC FUNCTIONS:
2-to-1 data selector
2-input AND gate
2-input OR gate with one inverted input
2-input NAND gate with one inverted input
2-input AND gate with one inverted input
2-input NOR gate with one inverted input
2-input OR gate Inverter Noninverted buffer SC-70, SOT-23
1.65-V to 5.5-V VCC Operation Inputs Accept Voltages to 5.5 V Max tpd of 6.3 ns at 3.3 V Low Power Consumption, 10-mA Max ICC
+24-mA Output Drive at 3.3 V Ioff Supports Partial-Power-Down Mode Operation LOGIC FUNCTION:
2-to-1 data selector with inverted output
2-input NAND gate
2-input NOR gate with one inverted input
2-input AND gate with one inverted input
2-input NAND gate with one inverted input
2-input OR gate with one inverted input
2-input NOR gate Noninverted buffer Inverter SC-70, SOT-23
sn74lvc2g157 Single 2-line to 1-line data selector/multiplexer =============
1.65-V to 5.5-V VCC Operation Inputs Accept Voltages to 5.5 V Max tpd of 6 ns at 3.3 V Low Power Consumption, 10-mA Max ICC
+24-mA Output Drive at 3.3 V Typical VOLP (Output Ground Bounce) <0.8 V at VCC = 3.3 V, TA = 25C Typical VOHV (Output VOH Undershoot)
8-SSOP, 8-VSSOP
sn74lvc2g241 Dual buffer/line driver with 3-state outputs =============
1.65-V to 5.5-V VCC Operation Inputs Accept Voltages to 5.5 V Max tpd of 4.1 ns at 3.3 V Low Power Consumption, 10-mA Max ICC
+24-mA Output Drive at 3.3 V Typical VOLP (Output Ground Bounce) <0.8 V at VCC = 3.3 V, TA = 25C Typical VOHV (Output VOH Undershoot)
8-SSOP, 8-VSSOP
VB> -- VB> --Vad--
Best regards, Sergey.
V
Vadim Babko
Простое и дешевое, но из пушки по воробьям. То о чем и говорилось - dip14... (в лучшем случае smd но те же 14).
V
Vadim Babko
А вот это интересные штучки. Спасибо. Осталось разобраться с ценами и доставаемостью.
A
Alexander Torres
ðÒÉ×ÅÔ Vadim!
Thursday November 20 2003 09:37, Vadim Babko wrote to Dima Orlov: