Atmel Evaluation Kit for AT32uC3A0512, 32-Bit AVR Microcontroller Atmel ATEVK1105 ATEVK1105 数据表
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产品代码
ATEVK1105
783
AT32UC3A
Notes: 1. 3.3V domain: V
VDDIO
from 3.0V to 3.6V, maximum external capacitor = 40 pF.
2. t
CPMCK
: Master Clock period in ns.
38.12 MACB Characteristics
Notes: 1. f: MCK frequency (MHz)
2. V
VDDIO
from 3.0V to 3.6V, maximum external capacitor = 20 pF
Table 38-30.
SPI Timings
Symbol
Parameter
Conditions
Min
Max
Units
SPI
0
MISO Setup time before SPCK rises (master)
3.3V domain
22 + (t
CPMCK
)/2
ns
SPI
1
MISO Hold time after SPCK rises (master)
3.3V domain
0
ns
SPI
2
SPCK rising to MOSI Delay (master)
3.3V domain
7
ns
SPI
3
MISO Setup time before SPCK falls (master)
3.3V domain
22 + (t
CPMCK
)/2
ns
SPI
4
MISO Hold time after SPCK falls (master)
3.3V domain
0
ns
SPI
5
SPCK falling to MOSI Delay (master)
3.3V domain
7
ns
SPI
6
SPCK falling to MISO Delay (slave)
3.3V domain
26.5
ns
SPI
7
MOSI Setup time before SPCK rises (slave)
3.3V domain
0
ns
SPI
8
MOSI Hold time after SPCK rises (slave)
3.3V domain
1.5
ns
SPI
9
SPCK rising to MISO Delay (slave)
3.3V domain
27
ns
SPI
10
MOSI Setup time before SPCK falls (slave)
3.3V domain
0
ns
SPI
11
MOSI Hold time after SPCK falls (slave)
3.3V domain
1
ns
Table 38-31.
Ethernet MAC Signals
Symbol
Parameter
Conditions
Min (ns)
Max (ns)
EMAC
1
Setup for EMDIO from EMDC rising
Load: 20pF
EMAC
2
Hold for EMDIO from EMDC rising
Load: 20pF
EMAC
3
EMDIO toggling from EMDC falling
Load: 20pF
Table 38-32.
Ethernet MAC MII Specific Signals
Symbol
Parameter
Conditions
Min (ns)
Max (ns)
EMAC
4
Setup for ECOL from ETXCK rising
Load: 20pF
3
EMAC
5
Hold for ECOL from ETXCK rising
Load: 20pF
0
EMAC
6
Setup for ECRS from ETXCK rising
Load: 20pF
3
EMAC
7
Hold for ECRS from ETXCK rising
Load: 20pF
0
EMAC
8
ETXER toggling from ETXCK rising
Load: 20pF
15
EMAC
9
ETXEN toggling from ETXCK rising
Load: 20pF
15
EMAC
10
ETX toggling from ETXCK rising
Load: 20pF
15
EMAC
11
Setup for ERX from ERXCK
Load: 20pF
1
32058K
AVR32-01/12