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Dual JK flip-flop with reset; negative-edge trigger
The 74HC107; 74HCT107 is a dual negative edge triggered JK flip-flop featuring individual J and K inputs, clock (CP) and reset (R) inputs and complementary Q and Q outputs. The reset is an asynchronous active LOW input and operates independently of the clock input. The J and K inputs control the state changes of the flip-flops as described in the mode select function table. The J and K inputs must be stable one set-up time prior to the HIGH-to-LOW clock transition for predictable operation. Inputs include clamp diodes that enable the use of current limiting resistors to interface inputs to voltages in excess of VCC.
Wide supply voltage range from 2.0 V to 6.0 V
CMOS low power dissipation
High noise immunity
Latch-up performance exceeds 100 mA per JESD 78 Class II Level B
Complies with JEDEC standards:
JESD8C (2.7 V to 3.6 V)
JESD7A (2.0 V to 6.0 V)
Input levels:
The 74HC107: CMOS levels
The 74HCT107: TTL levels
ESD protection:
HBM JESD22-A114F exceeds 2000 V
MM JESD22-A115-A exceeds 200 V
Specified from -40 °C to +85 °C and from -40 °C to +125 °C
| Type number | Product status | VCC (V) | Logic switching levels | Output drive capability (mA) | tpd (ns) | fmax (MHz) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74HC107D | Production | 2.0 - 6.0 | CMOS | ± 5.2 | 16 | 78 | low | -40~125 | 87 | 6.5 | 45 | SO14 |
| 74HC107PW | Production | 2.0 - 6.0 | CMOS | ± 5.2 | 16 | 78 | low | -40~125 | 127 | 3.1 | 51.4 | TSSOP14 |
| 74HCT107D | Production | 4.5 - 5.5 | TTL | ± 4 | 16 | 73 | low | -40~125 | 87 | 6.5 | 45 | SO14 |