參數(shù)資料
型號(hào): 74F621
廠商: NXP Semiconductors N.V.
英文描述: Octal bus transceiver, non-inverting (open collector)(八通道總線收發(fā)器,同向(集電極開(kāi)路))
中文描述: 八路總線收發(fā)器,非反相(集電極)(八通道總線收發(fā)器,同向(集電極開(kāi)路))
文件頁(yè)數(shù): 4/10頁(yè)
文件大?。?/td> 77K
代理商: 74F621
Philips Semiconductors
Product specification
74F621
Octal bus transceiver, non-inverting (open collector)
1996 Jan 05
4
ABSOLUTE MAXIMUM RATINGS
(Operation beyond the limits set forth in this table may impair the useful life of the device.
Unless otherwise noted these limits are over the operating free-air temperature range.)
SYMBOL
PARAMETER
RATING
UNIT
V
CC
V
IN
I
IN
V
OUT
Supply voltage
–0.5 to +7.0
V
Input voltage
–0.5 to +7.0
V
Input current
–30 to +5
mA
Voltage applied to output in High output state
–0.5 to +5.5
V
I
OUT
Current applied to output in Low output state
A0–A7
48
mA
B0–B7
128
mA
T
amb
T
stg
Operating free-air temperature range
0 to +70
°
C
°
C
Storage temperature range
–65 to +150
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
LIMITS
UNIT
MIN
NOM
MAX
V
CC
V
IH
V
IL
I
IK
V
OH
Supply voltage
4.5
5.0
5.5
V
High-level input voltage
2.0
V
Low-level input voltage
0.8
V
Input clamp current
–18
mA
High-level output current
4.5
V
I
OL
Low level output current
Low-level output current
A0–A7
24
mA
B0–B7
64
mA
T
amb
Operating free-air temperature range
0
70
°
C
DC ELECTRICAL CHARACTERISTICS
(Over recommended operating free-air temperature range unless otherwise noted.)
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
NO TAG
MIN
TYP
NO TAG
MAX
UNIT
I
OH
High-level output current
V
CC
= MIN, V
IL
= MAX, V
IH
=MIN, V
OH
= MAX
250
μ
A
A0 A7
A0–A7
I
OL
= 24mA
±
10%V
CC
±
5%V
CC
±
10%V
CC
±
5%V
CC
0.35
0.50
V
V
O
Low-level output
voltage
V
CC
= MIN,
V
IL
= MAX,
V
IH
= MIN,
0.35
0.50
V
B0 B7
B0–B7
I
OL
= 48mA
I
OL
= 64mA
0.38
0.55
V
0.42
0.55
V
V
IK
Input clamp voltage
V
CC
= MIN, I
I
= I
IK
–0.73
–1.2
V
I
I
Input current at
maximum input
maximum in ut
voltage
OEBA, OEAB
V
CC
= MAX, V
I
= 7.0V
100
μ
A
others
V
CC
= 0.0V, V
I
= 5.5V
1
mA
I
IH
I
IL
High-level input current
V
CC
= MAX, V
I
= 2.7V
V
CC
= MAX, V
I
= 0.5V
20
μ
A
μ
A
Low-level input current
–20
Supply current
(total)
I
CCH
OEBA = OEAB = A0–A7 = 4.5V
105
140
mA
I
CC
I
CCL
V
CC
= MAX
OEBA = OEAB = 4.5V,
A0–A7 = GND
105
140
mA
NOTES:
1. For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions for the applicable type.
2. All typical values are at V
CC
= 5V, T
amb
= 25
°
C.
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