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參數(shù)資料
| 型號(hào)： | PPC440GR-3BB533CZ |
| 廠商： | APPLIEDMICRO INC |
| 元件分類(lèi)： | 微控制器/微處理器 |
| 英文描述： | 32-BIT, 533 MHz, RISC PROCESSOR, PBGA456 |
| 封裝： | 35 X 35 MM, PLASTIC, BGA-456 |
| 文件頁(yè)數(shù)： | 51/88頁(yè) |
| 文件大?。?/td> | 1177K |
| 代理商： | PPC440GR-3BB533CZ |
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AMCC Proprietary
55
440GR – PPC440GR Embedded Processor
Preliminary Data Sheet
Revision 1.19 – May 07, 2008
Ethernet Interface
EMCCD, EMC1RxErr
MII: Collision detection.
RMII1: Receive error.
I/O
3.3V tolerant
2.5V CMOS
EMCCrS, EMC0CrsDV
MII: Carrier sense.
RMII0: Carrier sense data valid.
I/O
3.3V tolerant
2.5V CMOS
EMCDV, EMC1CrsDV
MII: Data valid.
RMII1: 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
EMC0:1RxD
MII: Receive data.
RMII0: Receive data.
SMII0 and SMII1: Receive data.
I/O
3.3V tolerant
2.5V CMOS
EMCRxD2:3,
EMC1RxD0:1
MII: Receive data.
RMII1: Receive data.
I/O
3.3V tolerant
2.5V CMOS
EMCRxErr,
EMC0RxErr
MII: Receive error.
RMII0: Receive error.
I/O
3.3V tolerant
2.5V CMOS
EMCTxClk,
EMCRefClk
MII: Transmit clock.
RMII: Reference clock (125MHz)
SMII: Reference clock (50MHz).
I
3.3V tolerant
2.5V CMOS
EMCTxD0:1,
EMC0TxD0:1
EMC0:BTxD
MII: Transmit data.
RMII0: Transmit data.
SMII0 and SMII1: Transmit data.
I/O
3.3V tolerant
2.5V CMOS
EMCTxD2:3,
EMC1TxD0:1
MII: Transmit data.
RMII1: Transmit data.
I/O
3.3V tolerant
2.5V CMOS
EMCTxEn,
EMC0TxEn,
EMCSync
MII: Transmit data enabled.
RMII0: Transmit data enabled.
SMII: Sync signal.
Note: Redrive EMCSync when driving more than one load.
EMCSync is a weak driver.
O
3.3V tolerant
2.5V CMOS
EMCTxErr,
EMC1TxEn
MII: Transmit error.
RMII1: 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
Table 9. 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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