KKX232 Datasheet, PDF (5/7 Pages) KODENSHI KOREA CORP. – Interface transceiver of RS-232 standard with one supply voltage

KKX232
Dynamic parameters
Symbol
Parameter
Test conditions
Rate
Unit
25 °C
min max
from -40 °C
to 85 °C
min max
t_PHLR
Signal propagation delay time V_СС = 4.5 V
- ^9.7
- ¹⁰
mks
(t_PLHR)
when switching on (off)
С_L = 150 pF
V_IL = 0 V
V_IH = 3.0 V
t_LH = t_HL ≤ 10 ns
t_PHLT
Signal propagation delay time V_СС = 4.5 V
5.0^∗
6.0^∗
(t_PLHT)
when switching on (off)
С_L = 2500 pF
V_IL = 0 V
V_IH = 3.0 V
R_L = 3 kOhm
t_LH = t_HL ≤ 10 ns
Capacitance
Symbol
Parameter
V_CC,
Rate
Unit
C_IN
Input capacitance
5.0
9.0
pF
C_PD
Dynamic capacitance
90
Timing diagram when measuring IC dynamic parameters
Rin
Rout
1.5 V
0.5Vcc
t_PHLR
1.5 V
0.5Vcc
t _PLHR
+3 V
0V
V_OH
V_OL
Figure 3
5