st92f120 STMicroelectronics, st92f120 Datasheet - Page 302

• Manufacturer Part Number: st92f120
• Description: 8/16-bit Flash Mcu Family With Ram, Eeprom And J1850 Blpd
• Manufacturer: STMicroelectronics

ST92F120 - ELECTRICAL CHARACTERISTICS
SCI TIMING TABLE
(V
Legend:
Tck = INTCLK period = OSCIN period when OSCIN is not divided by 2;
SCI TIMING
302/324
1
N
1
2
3
DD
= 5V
F
Tw
F
Tw
Ts
Td
Td
Symbol
RxCKIN
TxCKIN
DS
D1
D2
RxCKIN
TxCKIN
10%, T
Frequency of RxCKIN
RxCKIN shortest pulse
Frequency of TxCKIN
TxCKIN shortest pulse
DS (Data Stable) before
rising edge of RxCKIN
TxCKIN to Data out
delay Time
CLKOUT to Data out
delay Time
OSCIN period x PLL factor when the PLL is enabled.
2 x OSCIN period when OSCIN is divided by 2;
A
=
Parameter
–
40°C to +105° C, C
1x mode
16x mode
1x mode
16x mode
1x mode
16x mode
1x mode
16x mode
1x mode reception with RxCKIN
1x mode transmission with external
clock C
1x mode transmission with CLKOUT
Load
Load
= 50pF, f
< 50pF
Condition
INTCLK
= 24MHz, unless otherwise specified)
4 x Tck
2 x Tck
4 x Tck
2 x Tck
Tck / 2
Min
350
Value
f
f
f
f
2.5 x Tck
INTCLK
INTCLK
INTCLK
INTCLK
Max
/ 8
/ 4
/ 8
/ 4
MHz
MHz
MHz
MHz
Unit
ns
ns
ns
s
s
s
s