Datasheet
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ELECTRICAL CHARACTERISTICS
TIMING REQUIREMENTS
SN74ALVCH16501
18-BIT UNIVERSAL BUS TRANSCEIVER
WITH 3-STATE OUTPUTS
SCES024J – JULY 1995 – REVISED OCTOBER 2004
over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN TYP
(1)
MAX UNIT
I
OH
= -100 µ A 1.65 V to 3.6 V V
CC
- 0.2
I
OH
= -4 mA 1.65 V 1.2
I
OH
= -6 mA 2.3 V 2
V
OH
2.3 V 1.7 V
I
OH
= -12 mA 2.7 V 2.2
3 V 2.4
I
OH
= -24 mA 3 V 2
I
OL
= 100 µ A 1.65 V to 3.6 V 0.2
I
OL
= 4 mA 1.65 V 0.45
I
OL
= 6 mA 2.3 V 0.4
V
OL
V
2.3 V 0.7
I
OL
= 12 mA
2.7 V 0.4
I
OL
= 24 mA 3 V 0.55
I
I
V
I
= V
CC
or GND 3.6 V ± 5 µ A
V
I
= 0.58 V 1.65 V 25
V
I
= 1.07 V 1.65 V -25
V
I
= 0.7 V 2.3 V 45
I
I(hold)
V
I
= 1.7 V 2.3 V -45 µ A
V
I
= 0.8 V 3 V 75
V
I
= 2 V 3 V -75
V
I
= 0 V to 3.6 V
(2)
3.6 V ± 500
I
OZ
(3)
V
O
= V
CC
or GND 3.6 V ± 10 µ A
I
CC
V
I
= V
CC
or GND, I
O
= 0 3.6 V 40 µ A
∆ I
CC
One input at V
CC
- 0.6 V, Other inputs at V
CC
or GND 3 V to 3.6 V 750 µ A
C
i
Control inputs V
I
= V
CC
or GND 3.3 V 4 pF
C
io
A or B ports V
O
= V
CC
or GND 3.3 V 8 pF
(1) All typical values are at V
CC
= 3.3 V, T
A
= 25 ° C.
(2) This is the bus-hold maximum dynamic current. It is the minimum overdrive current required to switch the input from one state to
another.
(3) For I/O ports, the parameter I
OZ
includes the input leakage current.
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
V
CC
= 2.5 V V
CC
= 3.3 V
V
CC
= 2.7 V
± 0.2 V ± 0.3 V
UNIT
MIN MAX MIN MAX MIN MAX
f
clock
Clock frequency 150 150 150 MHz
LE high 3.3 3.3 3.3
t
w
Pulse duration ns
CLK high or low 3.3 3.3 3.3
Data before CLK ↑ 2.2 2.1 1.7
t
su
Setup time CLK high 1.9 1.6 1.5 ns
Data before LE ↓
CLK low 1.3 1.1 1
Data after CLK ↑ 0.6 0.6 0.7
t
h
Hold time ns
Data after LE ↓ CLK high or low 1.4 1.7 1.4
5