RELEASED
PM73123 AAL1GATOR-8
DATASHEET
PMC-2000097
ISSUE 2
8 LINK CES/DBCES AAL1 SAR
Ram 1 Interface Signals(41)
Pin Name
Type
Pin No. Function
RAM_D[15]
RAM_D[14]
RAM_D[13]
RAM_D[12]
RAM_D[11]
RAM_D[10]
RAM_D[9]
RAM_D[8]
RAM_D[7]
RAM_D[6]
RAM_D[5]
RAM_D[4]
RAM_D[3]
RAM_D[2]
RAM_D[1]
RAM_D[0]
I/O
A17
B16
C15
D17
B15
A15
B17
B14
D14
C13
B13
A13
D13
C12
B12
D12
The bi-directional data signals (RAM_D[15:0])
provide a data bus to allow the AAL1gator-8
device to access an external 128Kx16(18)
RAM.
Maximum output current (IMAX) = 6 mA
RAM_A[16]
RAM_A[15]
RAM_A[14]
RAM_A[13]
RAM_A[12]
RAM_A[11]
RAM_A[10]
RAM_A[9]
RAM_A[8]
RAM_A[7]
RAM_A[6]
RAM_A[5]
RAM_A[4]
RAM_A[3]
RAM_A[2]
RAM_A[1]
RAM_A[0]
Output C10
The address signals (RAM_A[16:0]) provide
an address bus to allow the AAL1gator-8
device to address an external 128Kx16(18)
RAM.
D9
A9
B9
C9
D7
A8
C8
B11
B7
A6
C7
B6
A5
C6
A4
C5
Maximum output current (IMAX) = 6 mA.
RAM_OEB
Output A16
RAM Output Enable is an active low signal
that enables the SRAM to drive data.
Maximum output current (IMAX) = 6 mA.
RAM_WEB[1]
Output A11
RAM Write Enable One is an active low signal
for the high-byte write. Maximum output
current (IMAX) = 6 mA.
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
48
PMC [ PMC-SIERRA, INC ]
