c35 IOLIB Cells 3.3V: BBCU4P

BBCU4P is a pad-limited CMOS Bidirectional Buffer with 4 mA drive strength and Pull Up.

Truth table

Symbol

Capacitance

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

BBCU4P-Symbol

Pin		Cap [pF]
A		0.032
EN		0.032
PAD		4.762

Area

Power

52.762 mil²
34040 µm²

225 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	1.442	7.295	1.707	7.581	1.321	5.453	1.286	5.279
Delay EN => PAD	1.532	7.374	1.784	7.620	1.372	5.325	1.459	5.404

Slew A => PAD	2.246	14.137	2.173	15.499	1.437	8.983	1.404	9.344
Slew EN => PAD	2.256	14.260	2.231	14.610	1.496	9.124	1.583	10.284

	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	0.302	0.425	0.654	0.713	0.290	0.417	0.471	0.668

Slew PAD => Y	0.205	0.413	0.977	1.096	0.175	0.397	0.722	1.294

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