AT90CAN128-16AE ATMEL Corporation, AT90CAN128-16AE Datasheet - Page 358
AT90CAN128-16AE
Manufacturer Part Number
AT90CAN128-16AE
Description
8-bit Avr Microcontroller With 128K Bytes of Isp Flash And CAN Controller.flash (Kbytes) 128 Vcc (V) 2.7-5.5 EEPROM (Kbytes) 4 SRAM (bytes) 4K CAN (mess. Obj.) 15
Manufacturer
ATMEL Corporation
Datasheet
1.AT90CAN128-16AE.pdf
(391 pages)
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Figure 167. Two-wire Serial Bus Timing
358
2. Required only for f
3. C
4. f
5. This requirement applies to all AT90CAN128 Two-wire Serial Interface operation. Other devices connected to the Two-wire
6. The actual low period generated by the AT90CAN128 Two-wire Serial Interface is (1/f
7. The actual low period generated by the AT90CAN128 Two-wire Serial Interface is (1/f
SCL
SDA
AT90CAN128
Serial Bus need only obey the general f
than 6 MHz for the low time requirement to be strictly met at f
ment will not be strictly met for f
communicate at full speed (400 kHz) with other AT90CAN128 devices, as well as any other device with a proper t
tance margin.
CK
b
= capacitance of one bus line in pF.
= CPU clock frequency
t
SU;STA
SCL
> 100 kHz.
t
HD;STA
t
t
of
LOW
SCL
> 308 kHz when f
SCL
t
requirement.
HIGH
t
HD;DAT
CK
t
LOW
= 8 MHz. Still, AT90CAN128 devices connected to the bus may
SCL
= 100 kHz.
t
SU;DAT
SCL
SCL
- 2/f
t
- 2/f
SU;STO
CK
CK
t
r
), thus the low time require-
), thus f
CK
t
BUF
must be greater
4250C–CAN–03/04
LOW
accep-
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