74HC688D,653 NXP Semiconductors, 74HC688D,653 Datasheet - Page 7

• Manufacturer Part Number: 74HC688D,653
• Description: IC COMPARATOR MAGNITUDE 20SOIC
• Manufacturer: NXP Semiconductors
• Series: 74HCr
• Type: Magnitude Comparatorr

Specifications of 74HC688D,653

• Package / Case: 20-SOIC (7.5mm Width)
• Number Of Bits: 8
• Delay Time - Propagation: 8ns
• Voltage - Supply: 2 V ~ 6 V
• Product: Digital Comparators
• Input Bias Current (max): 0.008 mA
• Supply Voltage (max): 6 V
• Supply Voltage (min): 2 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Propagation Delay Time: 170 ns, 34 ns, 29 ns
• Logic Family: HC
• Technology: CMOS
• High Level Output Current: -5.2mA
• Low Level Output Current: 5.2mA
• Output Function: A=B
• Package Type: SO
• Quiescent Current: 8uA
• Mounting: Surface Mount
• Pin Count: 20
• Polarity: Inverting
• Abs. Propagation Delay Time: 255ns
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 6V
• Operating Supply Voltage (min): 2V
• Operating Temperature (max): 125C
• Operating Temperature (min): -40C
• Operating Temperature Classification: Automotive
• Current - Supply: -
• Operating Temperature: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Operating Temperature: -
• Lead Free Status / Rohs Status: Compliant
• Other names: 74HC688D-T; 74HC688D-T; 933713900653

Philips Semiconductors
AC WAVEFORMS
APPLICATION INFORMATION
Two or more “688” 8-bit magnitude comparators may be cascaded to compare binary or BCD numbers of more than 8
bits. An example is shown in Fig.8.
PACKAGE OUTLINES
See
December 1990
8-bit magnitude comparator
(1) HC : V
Fig.6
“74HC/HCT/HCU/HCMOS Logic Package Outlines”
HCT: V
Waveforms showing the enable input (E) to
the equal to output (P = Q) propagation
delays and the output transition times.
M
M
= 1.3 V; V
= 50%; V
I
I
= GND to V
= GND to 3 V.
CC
.
Fig.8 Binary or BCD comparator.
.
7
(1) HC : V
Fig.7
HCT: V
Waveforms showing the word inputs (P
to the equal to output (P = Q) propagation
delays and the output transition times.
M
M
= 1.3 V; V
= 50%; V
I
I
= GND to V
= GND to 3 V.
CC
.
74HC/HCT688
Product specification
n
, Q
n
)