Datasheet

SN74FB1651
17-BIT TTL/BTL UNIVERSAL STORAGE TRANSCEIVER
WITH BUFFERED CLOCK LINE
SCBS177N – OCTOBER 1993 – REVISED JUNE 2001
5–16
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range
PARAMETER TEST CONDITIONS MIN TYP
†
MAX UNIT
B port V
CC
= 4.5 V, I
I
= –18 mA –1.2
V
IK
Except B port V
CC
= 4.5 V, I
I
= –40 mA –0.5
V
V
OH
AO port V
CC
= 4.5 V, I
OH
= –3 mA 2.5 3.3 V
AO port V
CC
= 4.5 V, I
OL
= 24 mA 0.35 0.5
V
OL
I
OL
= 80 mA 0.75 1.1
V
B port
V
CC
= 4.5 V
I
OL
= 100 mA 1.15
I
I
Except B port V
CC
= 5.5 V, V
I
= 5.5 V 50 µA
I
IH
‡
Except B port V
CC
= 5.5 V, V
I
= 2.7 V 50 µA
Except B port V
CC
= 5.5 V, V
I
= 0.5 V –50
µ
I
IL
‡
B port V
CC
= 5.5 V, V
I
= 0.75 V –100
µA
I
OZH
AO port V
CC
= 5.5 V, V
O
= 2.7 V 50 µA
I
OZL
AO port V
CC
= 5.5 V, V
O
= 0.5 V –50 µA
I
OZPU
AO port V
CC
= 0 to 2.1 V, V
O
= 0.5 V to 2.7 V 50 µA
I
OZPD
AO port V
CC
= 2.1 V to 0, V
O
= 0.5 V to 2.7 V –50 µA
I
OH
B port V
CC
= 0 to 5.5 V, V
O
= 2.1 V 100 µA
I
OS
§
A port V
CC
= 5.5 V, V
O
= 0 –30 –150 mA
A port to B port 100
I
CC
B port to A port
V
CC
= 5.5 V, I
O
= 0
120
mA
AI port 5.5
C
i
Control inputs
V
I
= 0.5 V or 2.5 V
5.5
pF
C
o
AO ports V
O
= 0.5 V or 2.5 V 5.5 pF
C
io
B port per IEEE Std 1194.1-1991
V
CC
= 0 to 5.5 V 5.5 pF
†
All typical values are at V
CC
= 5 V, T
A
= 25°C.
‡
For I/O ports, the parameters I
IH
and I
IL
include the off-state output current.
§
Not more than one output should be shorted at a time, and the duration of the short circuit should not exceed one second.
live-insertion specifications over recommended operating free-air temperature range
PARAMETER TEST CONDITIONS MIN MAX UNIT
V
CC
= 0 to 4.5 V 450
µ
I
CC
(BIAS V
CC
)
V
CC
= 4.5 V to 5.5 V
V
B
= 0 to 2 V, V
I
(BIAS V
CC
) = 4.5 V to 5.5 V
10
µA
V
O
B port V
CC
= 0, V
I
(BIAS V
CC
) = 5 V 1.62 2.1 V
V
CC
= 0 , V
B
= 1 V, V
I
(BIAS V
CC
) = 4.5 V to 5.5 V –1
I
O
B port
V
CC
= 0 to 5.5 V, OEB = 0 to 0.8 V 100
µA
V
CC
= 0 to 2.2 V, OEB = 0 to 5 V 100