74GTL1655A Datasheet, PDF (9/16 Pages) STMicroelectronics – 16 BIT LVTTL TO GTL/GTL + UNIVERSAL BUS TRANSCEIVERS WITH LIVE INSERTION

74GTL1655A
Value
Symbol
Parameter
Test Condition
-40 to 85 °C
Unit
Min.
Typ.
Max.
t_PLH Propagation Delay Time R_L=500Ω C_L=50pF
1.5
t_PHL ^{B to A}
1.5
4.8
ns
4.7
t_PLH Propagation Delay Time R_L=500Ω C_L=50pF
1.5
t_PHL ^{CK to A}
1.5
4.4
ns
4.1
t_PLH Propagation Delay Time R_L=500Ω C_L=50pF
1.5
t_PHL ^{LEBA to A}
1.5
4
ns
3.7
t_EN Enable Delay Time
R_L=500Ω R₁=500ΩC_L=50pF
1
OEBA or OE to A
t_DIS Disable Delay Time
1
OEBA or OE to A
4.2
ns
6.1
Slew rate Slew rate B output both V_ERC=V_CC R_L=12.5Ω C_L=30pF
transition (0.6 to 1.3V) _{VERC=GND RL=12.5Ω CL=30pF}
) _{tW Pulse duration}
LE High
3
t(s ^{CK High or Low}
3
uc ^{tSU Set-up Time}
Data before clock
2.7
Data before LE
Ck High
2.8
d _{Ck Low}
2.6
Pro ^{tH Hold Time}
Data after clock
0.4
Data after LE Ck High or LOW
0.9
te ^{tsk Skew between drivers (in Switching in the same direction}
le ^{the same package)}
Switching in any direction
o _{Figure 4: Test Circuit For "A" Outputs}
1
ns/V
1
ns
ns
ns
1
ns
1
Obsolete ^{Product(s) - Obs} _Test
Switch
t_PLH, t_PHL
t_PZL, t_PLZ
t_PZH, t_PHZ
Open
6V
GND
C_L = 50pF or equivalent (includes jig and probe capacitance)
R_L = R₁ = 500Ω or equivalent
R_T = Z_OUT of pulse generator (typically 50Ω)
t_r=t_f <=2.5ns
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