74HCT646D NXP Semiconductors, 74HCT646D Datasheet - Page 9

• Manufacturer Part Number: 74HCT646D
• Description: Bus Transceivers OCTAL TRANSCEIVER/ REGISTER 3-S
• Manufacturer: NXP Semiconductors

Specifications of 74HCT646D

• Logic Type: CMOS
• Logic Family: HCT
• Number Of Channels Per Chip: 8
• Input Level: TTL
• Output Level: CMOS
• Output Type: 3-State
• High Level Output Current: - 6 mA
• Low Level Output Current: 6 mA
• Propagation Delay Time: 44 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 125 C
• Package / Case: SO-24
• Function: Bus Transceiver / Register
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Circuits: 1
• Polarity: Non-Inverting
• Lead Free Status / Rohs Status: Details
• Other names: 74HCT646D,652

Philips Semiconductors
AC WAVEFORMS
September 1993
Octal bus transceiver/register; 3-state
(1)
(1)
Fig.7
(1)
Fig.6 Waveforms showing the input A
Fig.8 Waveforms showing the input S
HCT: V
HCT: V
HCT: V
HC : V
HC : V
HC : V
Waveforms showing the A
maximum clock pulse frequency and the CP
M
M
M
M
M
M
= 1.3 V; V
= 1.3 V; V
= 1.3 V; V
= 50%; V
= 50%; V
= 50%; V
I
I
I
I
I
I
= GND to 3 V.
= GND to 3 V.
= GND to 3 V.
= GND to V
= GND to V
= GND to V
CC
CC
CC
.
.
.
n
,B
n
to CP
n
, B
AB
,S
n
to output B
AB
BA
, CP
to output B
BA
AB
set-up and hold times, clock CP
,CP
n
9
, A
BA
n
n
,A
propagation delays and the output transition times.
to output B
n
propagation delays and output transition times.
n
,A
n
propagation delays.
AB
,CP
74HC/HCT646
BA
Product specification
pulse width,