Datasheet

SN74GTLPH1645
16-BIT LVTTL-TO-GTLP ADJUSTABLE-EDGE-RATE BUS TRANSCEIVER
SCES290D – OCTOBER 1999 – REVISED SEPTEMBER 2001
3–120
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
live-insertion specifications for B port over recommended operating free-air temperature range
PARAMETER TEST CONDITIONS MIN MAX UNIT
I
off
V
CC
= 0, BIAS V
CC
= 0, V
I
or V
O
= 0 to 1.5 V 10 µA
I
OZPU
V
CC
= 0 to 1.5 V, BIAS V
CC
= 0, V
O
= 0.5 V to 1.5 V, OE = 0 ±30 µA
I
OZPD
V
CC
= 1.5 V to 0, BIAS V
CC
= 0, V
O
= 0.5 V to 1.5 V, OE = 0 ±30 µA
V
CC
= 0 to 3.15 V 5 mA
I
CC
(BIAS V
CC
)
V
CC
= 3.15 V to 3.45 V
BIAS V
CC
= 3.15 V to 3.45 V, V
O
(B port) = 0 to 1.5 V
10 µA
V
O
V
CC
= 0, BIAS V
CC
= 3.3 V, I
O
= 0 0.95 1.05 V
I
O
V
CC
= 0, BIAS V
CC
= 3.15 V to 3.45 V, V
O
(B port) = 0.6 V –1 µA
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, V
TT
= 1.5 V and V
REF
= 1 V for GTLP (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
EDGE RATE
†
MIN TYP
‡
MAX UNIT
t
PLH
3.9 7.2
t
PHL
A B Slow
3.1 8.4
ns
t
PLH
2.6 5.7
t
PHL
A B Fast
2.1 5.8
ns
t
en
4.1 7.3
t
dis
OE
B Slow
4 9.4
ns
t
en
2.9 5.9
t
dis
OE
B Fast
4 6.9
ns
Slow 3
t
r
Rise time, B outputs (20% to 80%)
Fast 1.5
ns
Slow 4
t
f
Fall time, B outputs (80% to 20%)
Fast 2.5
ns
t
PLH
0.5 6.7
t
PHL
B A —
1.2 4.5
ns
t
en
1.1 6.3
t
dis
OE
A —
1.7 5.1
ns
†
Slow (ERC
= GND) and Fast (ERC = V
CC
)
‡
All typical values are at V
CC
= 3.3 V, T
A
= 25°C.