74ABT2952C

The 74ABT2952C is an octal registered transceiver. Two 8-bit back to back registers store data flowing in both directions between two bidirectional buses. The feature of 74ABT2952C are as follows: (1)Separate clock, clock enable and 3-STATE output enable provided for each register; (2)A and B output sink capability of 64 mA source capability of 32 mA; (3)Guaranteed output skew; (4)Guaranteed multiple output switching specifications; (5)Output switching specified for both 50 pF and 250 pF loads; (6)Guaranteed simultaneous switching noise level and dynamic threshold performance; (7)Guaranteed latchup protection; (8)High impedance glitch free bus loading during entire power up and power down cycle; (9)Nondestructive hot insertion capability.

The absolute maximum ratings of the 74ABT2952C are: (1)storage temperature: -65°C to +150°C; (2)ambient temperature under bias: -55°C to +125°C; (3)junction temperature under bias: -55°C to +150°C; (4)VCC pin potential to ground pin: -0.5V to +7.0V; (5)input voltage : -0.5V to +7.0V; (6)input current: -30 mA to +5.0 mA; (7)voltage applied to any output in the disable or power-off state: -0.5V to +5.5V, in the HIGH State .0.5V to VCC; (8)current applied to output in low state (max): twice the rated IOL (mA); (9)DC latchup source current: -500 mA; (10)over voltage latchup (I/O): 10V.

The following is about the electrical characteristics of 74ABT2952C: (1)input high voltage: 2.0 V min at recognized high signal; (2)input low voltage: 0.8 V max at recognized low signal; (3)input clamp diode voltage: -1.2 V Min at IIN = -18 mA (Non I/O Pins); (4)output high voltage: 2.5 min at IOH = -3 mA (An, Bn); (5)output low voltage: 0.55 V Min at IOL = 64 mA (An, Bn); (6)input leakage test: 4.75 V min at IID = 1.9 A, (Non-I/O Pins), all other pins grounded; (7)input high current: 1 A Max at VIN = 2.7V (Non-I/O Pins); (8)input high current breakdown test: 7 A Max at VIN = 7.0V (Non-I/O Pins); (9)input high current breakdown test (I/O): 100 A Max at VIN = 5.5V (An, Bn); (10)input low current: -1 A max at VIN = 0.5V (Non-I/O Pins).