AT91SAM7X128 Atmel, AT91SAM7X128 Datasheet - Page 632
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AT91SAM7X128
Manufacturer Part Number
AT91SAM7X128
Description
MCU 32-Bit 91S ARM7TDMI RISC 128KB Flash 1.8V/3.3V 100-Pin LQFP
Manufacturer
Atmel
Datasheet
1.AT91SAM7X512-AU-999.pdf
(687 pages)
Specifications of AT91SAM7X128
Package
100LQFP
Device Core
ARM7TDMI
Family Name
91S
Maximum Speed
55 MHz
Ram Size
32 KB
Program Memory Size
128 KB
Operating Supply Voltage
1.8|3.3 V
Data Bus Width
32 Bit
Program Memory Type
Flash
Number Of Programmable I/os
62
Interface Type
CAN/Ethernet/SPI/I2S/TWI/USART/USB
On-chip Adc
8-chx10-bit
Operating Temperature
-40 to 85 °C
Number Of Timers
3
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Part Number:
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Manufacturer:
ATMEL/爱特梅尔
Quantity:
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Company:
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AT91SAM7X512/256/128 Preliminary
Table 38-24. EMAC RMII Specific Signals (Only for AT91SAM7X512)
Figure 38-9. EMAC RMII Mode
Symbol
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EMAC
EREFCK
ETX[1:0]
ERX[1:0]
ECRSDV
ETXEN
ERXER
21
22
23
24
25
26
27
28
Parameter
ETXEN toggling from EREFCK rising
ETX toggling from EREFCK rising
Setup for ERX from EREFCK
Hold for ERX from EREFCK
Setup for ERXER from EREFCK
Hold for ERXER from EREFCK
Setup for ECRSDV from EREFCK
Hold for ECRSDV from EREFCK
EMAC
EMAC
EMAC
23
25
27
EMAC
EMAC
EMAC
26
28
24
Min (ns)
4.9
4.4
0.5
1.5
0
0
2
0
EMAC
EMAC
21
22
6120H–ATARM–17-Feb-09
Max (ns)
14.2
15.9
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