c35 IOLIB Cells 3.3V: BBC4P

BBC4P is a pad-limited CMOS Bidirectional Buffer with 4 mA drive strength.

Truth table

Symbol

Capacitance

A	EN		PAD
0	0		0
X	1		Z
1	0		1

BBC4P-Symbol

Pin		Cap [pF]
A		0.032
EN		0.032
PAD		4.738

Area

Power

52.762 mil²
34040 µm²

178 µW/MHz

AC Characteristics

Delay[ns] = f(SL, L), Output Slope [ns] = f(SL, L) with SL = Input Slope [ns] and L = Output Load [pF]

AC Characteristics: Tj = 25°C VDD=3.3V Typical Process

	Rise				Fall
Slope [ns]	0.1		4		0.1		4
Load [pF]	15	105	15	105	15	105	15	105

Delay A => PAD	1.381	6.325	1.713	6.647	1.285	4.785	1.646	5.142
Delay EN => PAD	1.417	6.374	1.755	6.713	1.241	4.745	1.563	5.069

Slew A => PAD	1.982	14.292	1.985	14.292	1.345	9.195	1.347	9.195
Slew EN => PAD	1.982	14.290	1.985	14.292	1.355	9.195	1.347	9.195

	Rise				Fall
Slope [ns]	0.1		4		0.1		4
Load [pF]	0.03	0.3	0.03	0.3	0.03	0.3	0.03	0.3

Delay PAD => Y	0.269	0.376	0.615	0.743	0.259	0.385	0.648	0.790

Slew PAD => Y	0.150	0.347	0.251	0.434	0.133	0.352	0.226	0.441

Back to Top