74F641 Datasheet, PDF (6/10 Pages) NXP Semiconductors – Transceivers

Philips Semiconductors
Transceivers
Product specification
74F641/74F642*
AC ELECTRICAL CHARACTERISTICS – 74F641
SYMBOL
PARAMETER
TEST
CONDITION
t_PLH
Propagation delay
t_PHL
An to Bn
t_PLH
Propagation delay
t_PHL
Bn to An
t_PLH
Propagation delay
t_PHL
OE to An
t_PLH
Propagation delay
t_PHL
OE to Bn
Waveform
NO TAG
Waveform
NO TAG
Waveform 4
Waveform 4
AC ELECTRICAL CHARACTERISTICS – 74F642
SYMBOL
PARAMETER
TEST
CONDITION
t_PLH
Propagation delay
t_PHL
An to Bn
t_PLH
Propagation delay
t_PHL
Bn to An
t_PLH
Propagation delay
t_PHL
OE to An
t_PLH
Propagation delay
t_PHL
OE to Bn
AC WAVEFORMS
For all waveforms, V_M = 1.5V.
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
Waveform
NO TAG
LIMITS
V_CC = +5V
T_amb = +25°C
C_L = 50pF, R_L = 500Ω
MIN TYP MAX
V_CC = +5V ± 10%
T_amb = 0°C to +70°C
C_L = 50pF, R_L = 500Ω
MIN
MAX
6.5
8.5 11.5
6.5
12.5
4.0
6.0
9.5
4.0
11.0
6.0
8.0 11.5
6.0
12.0
3.5
5.5
7.5
3.5
8.0
7.0 10.5 12.5
7.0
13.0
5.0
7.0
9.0
5.0
10.0
8.0
9.0 12.5
8.0
13.5
3.5
7.5
9.5
5.5
10.5
LIMITS
V_CC = +5V
T_amb = +25°C
C_L = 50pF, R_L = 500Ω
MIN TYP MAX
V_CC = +5V ± 10%
T_amb = 0°C to +70°C
C_L = 50pF, R_L = 500Ω
MIN
MAX
8.0
9.0 12.5
8.0
13.5
2.0
4.5
6.5
2.0
7.0
7.5
8.0 12.0
7.5
12.5
1.5
4.0
6.0
1.5
6.5
7.5
9.0 12.0
7.5
12.5
6.0
8.0 10.5
6.0
11.0
8.0
9.0 12.5
8.0
13.0
6.0
7.0 10.5
6.0
11.0
UNIT
ns
ns
ns
ns
UNIT
ns
ns
ns
ns
An or Bn
V_M
t_PHL
V_M
t_PLH
Bn or An
V_M
V_M
SF01131
Waveform 1. Propagation Delay for An to Bn or Bn to An
(74F642)
An or Bn
V_M
t_PLH
V_M
t_PHL
Bn or An
V_M
V_M
SF01132
Waveform 2. Propagation Delay for An to Bn or Bn to An
(74F641)
* Discontinued part. Please see the Discontinued Products List.
1999 Jan 08
6