SN54HC688 Datasheet, PDF (4/13 Pages) Texas Instruments – 8-BIT IDENTITY COMPARATORS

SN54HC688, SN74HC688
8-BIT IDENTITY COMPARATORS
SCLS010D – DECEMBER 1982 – REVISED AUGUST 2003
switching characteristics over recommended operating free-air temperature range, C_L = 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
tpd
FROM
(INPUT)
P or Q
OE
tt
TO
(OUTPUT)
P=Q
P=Q
Any
VCC
2V
4.5 V
6V
2V
4.5 V
6V
2V
4.5 V
6V
TA = 25°C
MIN TYP MAX
113 210
30
42
24
36
66 120
16
24
14
20
38
75
8
15
6
13
SN54HC688
MIN MAX
313
63
53
179
36
30
110
22
19
SN74HC688
MIN MAX
265
53
45
151
30
26
95
19
16
UNIT
ns
ns
operating characteristics, T_A = 25°C
PARAMETER
Cpd Power dissipation capacitance
TEST CONDITIONS
No load
TYP UNIT
40 pF
4
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265