Infineon Technologies CYPRESS Traveo Series Manual page 179

Multi-Function Serial
9.1.4.6
UART (asynchronous serial interface) timing (SMR:MD2-0 = 0b000, 0b001)
(1) External Clock Selected (BGR: EXT = 1)
(T : Recommended operating conditions, Vcc3 = 3.3 V ± 0.3 V, Vcc5 = DVcc = 5.0 V ±10 % / 3.3 V ± 0.3 V ,
A
Parameter Symbol
Serial clock
t
"L" pulse width
Serial clock
t
"H" pulse width
SCK falling time
SCK rising time
*1: n = 0:ch.0 to ch.4, n = 1:ch.8 to ch.12
SCK
Document Number: 002-10634 Rev. *J
Vcc53 = 5.0 V ± 10 % / 3.3 V ± 0.3 V, V
Pin Name
SCK0 to SCK4,
SCK8 to SCK12
SLSH
SCK16 to SCK17
SCK0 to SCK4,
SCK8 to SCK12
SHSL
SCK16 to SCK17
t
F
SCK0 to SCK4,
SCK8 to SCK12,
SCK16 to SCK17
t
R
t
R
t
SHSL
V
IH
V
IL
External clock selected
Conditions
Min
2t
CLK_LCPnA
+10
2t
CLK_COMP
2t
CLK_LCPnA
+10
-
2t
CLK_COMP
-
-
t
F
t
SLSH
V
IH
V
V
IL
S6J3350 Series
= DV = 0.0 V, V
SS SS CC
Value
Max
*1
-
+10 -
*1
-
+10 -
5
5
V
IH
IL
12 = 1.15 V ±0.06 V)
Unit Remarks
ns
ns
ns
ns
ns
ns
Page 178 of 307