PPC405EX-NPAFFFTX AMCC [Applied Micro Circuits Corporation], PPC405EX-NPAFFFTX Datasheet - Page 39

• Manufacturer Part Number: PPC405EX-NPAFFFTX
• Description: PowerPC 405EX Embedded Processor
• Manufacturer: AMCC [Applied Micro Circuits Corporation]

PPC405EX – PowerPC 405EX Embedded Processor
Table 6. Signal Functional Description (Sheet 2 of 7)
Notes:
1. Receiver input has hysteresis.
2. Must pull up. See “Pull-Up and Pull-Down Resistors” on page 37 for recommended termination values.
3. Must pull down. See “Pull-Up and Pull-Down Resistors” on page 37 for recommended termination values.
4. If not used, must pull up.
5. If not used, must pull down.
6. Strapping input during reset; pull up or pull down as required.
AMCC Proprietary
PCI Express Interface (n = 0 and 1)
PCIEnATB
PCIEnClkC
PCIEnClkT
PCIEnRExt
PCIEnRExtG
PCIEnRx
PCIEnRx
PCIEnTx
PCIEnTx
Interrupts Interface
IRQ0:2
IRQ3:5
IRQ6
IRQ7:9
JTAG Interface
TCK
TDI
TDO
TMS
TRST
Signal Name
Analog Test Bus for manufacturing test.
Differential input for external reference clock.
External reference resistor. Attach a 1.37 kΩ, 1% resistor between
RExt and RExtG to provide the reference for both the bias currents
and the impedance calibration circuitry.
Differential receiver for received serial data.
Differential driver for transmitted serial data.
External interrupt requests.
External interrupt requests.
External interrupt requests.
External interrupt requests.
Test clock.
Test data in.
Test data out.
Test mode select.
Test reset. Must be low at power-on to initialize the JTAG controller
and for normal operation of the PPC405EX.
Description
Preliminary Data Sheet
Revision 1.09 - August 21, 2007
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
I
I
I
I
I
I
LVDS receiver
LVDS driver
3.3V LVTTL
3.3V LVTTL
3.3V LVTTL
3.3V LVTTL
3.3V LVTTL
3.3V LVTTL
3.3V LVTTL
3.3V LVTTL
3.3V LVTTL
w/pull-up
w/pull-up
w/pull-up
Type
CML
CML
CML
Notes
1, 5
1, 5
1, 4
1, 5
5
5
1
1
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