HEF40244BT NXP Semiconductors, HEF40244BT Datasheet - Page 4

• Manufacturer Part Number: HEF40244BT
• Manufacturer: NXP Semiconductors

Specifications of HEF40244BT

• Logic Family: 4000
• Logical Function: Buffer/Line Driver
• Number Of Elements: 2
• Number Of Channels: 8
• Number Of Inputs: 8
• Number Of Outputs: 8
• Operating Supply Voltage (typ): 3.3/5/9/12V
• Package Type: SO
• Output Type: 3-State
• Polarity: Non-Inverting
• Propagation Delay Time: 190ns
• High Level Output Current: -19.5mA
• Low Level Output Current: 30mA
• Operating Supply Voltage (max): 15V
• Operating Supply Voltage (min): 3V
• Quiescent Current: 16uA
• Technology: CMOS
• Pin Count: 20
• Mounting: Surface Mount
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Lead Free Status / Rohs Status: Compliant

Philips Semiconductors
AC CHARACTERISTICS
V
January 1995
ALL BUFFERS
SWITCHING
Dynamic power
SS
Octal buffers with 3-state outputs
dissipation per
package (P)
(1) P-channel MOS transistor conducting.
(2) P-channel MOS transistor and bipolar
Fig.4 Typical output source current characteristic.
= 0 V; T
n-p-n transistor conducting.
amb
= 25 C; input transition times
V
10
15
V
DD
5
TYPICAL FORMULA FOR P ( W)
20 ns
17 000 f
46 000 f
4 250 f
i
i
i
4
(f
(f
(f
o
o
o
C
C
C
L
L
L
)
)
)
Fig.5 Schematic diagram of output stage.
V
V
V
DD
DD
DD
2
2
2
where
f
f
C
V
i
o
DD
= input freq. (MHz)
L
= output freq. (MHz)
(f
= load capacitance (pF)
o
C
= supply voltage (V)
L
) = sum of outputs
HEF40244B
Product specification
buffers