參數(shù)資料
型號(hào)： 440GR
廠商： Applied Micro Circuits Corp.
英文描述： Power PC 440GR Embedded Processor
中文描述： 440GR的Power PC嵌入式處理器
文件頁數(shù)： 48/82頁
文件大?。?/td> 527K
代理商： 440GR
52
AMCC Proprietary
Revision 1.16 – July 19, 2006
Preliminary Data Sheet
440GR – PPC440GR Embedded Processor
Ethernet Interface
EMCCD, EMC1RxErr
MII: Collision detection.
RMII B: Receive error.
I/O
3.3V tolerant
2.5V CMOS
EMCCrS, EMC0CrsDV
MII: Carrier sense.
RMII A: Carrier sense data valid.
I/O
3.3V tolerant
2.5V CMOS
EMCDV, EMC1CrsDV
MII: Data valid.
RMII B: Carrier sense data valid.
I/O
3.3V tolerant
2.5V CMOS
EMCMDClk
MII: Management data clock.
O
3.3V tolerant
2.5V CMOS
EMCMDIO
MII: Transfer command and status information between MII
and PHY.
I/O
3.3V tolerant
2.5V CMOS
EMCRxClk
MII: Receive clock.
I/O
3.3V tolerant
2.5V CMOS
EMCRxD0:1,
EMC0RxD0:1
EMC0:BRxD
MII: Receive data.
RMII A: Receive data.
SMII A and B: Receive data.
I/O
3.3V tolerant
2.5V CMOS
EMCRxD2:3,
EMC1RxD0:1
MII: Receive data.
RMII B: Receive data.
I/O
3.3V tolerant
2.5V CMOS
EMCRxErr,
EMC0RxErr
MII: Receive error.
RMII A: Receive error.
I/O
3.3V tolerant
2.5V CMOS
EMCTxClk,
EMCRefClk
MII: Transmit clock.
RMII and SMII: Transmit clock (max 125MHz in SMII).
I
3.3V tolerant
2.5V CMOS
EMCTxD0:1,
EMC0TxD0:1
EMC0:BTxD
MII: Transmit data.
RMII A: Transmit data.
SMII A and B: Transmit data.
I/O
3.3V tolerant
2.5V CMOS
EMCTxD2:3,
EMC1TxD0:1
MII: Transmit data.
RMII B: Transmit data.
I/O
3.3V tolerant
2.5V CMOS
EMCTxEn,
EMC0TxEn,
EMCSync
MII: Transmit data enabled.
RMII A: Transmit data enabled.
SMII: Sync signal.
O
3.3V tolerant
2.5V CMOS
EMCTxErr,
EMC1TxEn
MII: Transmit error.
RMII B: Transmit data enabled.
I/O
3.3V tolerant
2.5V CMOS
RejectPkt
External request to reject a packet.
I
3.3V tolerant
2.5V CMOS
5
Table 7. Signal Functional Description (Sheet 3 of 8)
Notes:
1. Receiver input has hysteresis
2. Must pull up (recommended value is 3k
Ω to 3.3V)
3. Must pull down (recommended value is 1k
Ω)
4. If not used, must pull up (recommended value is 3k
Ω to 3.3V)
5. If not used, must pull down (recommended value is 1k
Ω)
6. Strapping input during reset; pull-up or pull-down required
Signal Name
Description
I/O
Type
Notes
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參數(shù)描述
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