ZL50110_08 ZARLINK [Zarlink Semiconductor Inc], ZL50110_08 Datasheet - Page 42

• Manufacturer Part Number: ZL50110_08
• Description: 128, 256, 512 and 1024 Channel CESoP Processors
• Manufacturer: ZARLINK [Zarlink Semiconductor Inc]

3.4
All External Memory Interface outputs are high impedance while System Reset is LOW.
If the External Memory Interface is unused, all input pins may be left unconnected.
Active low signals are designated by a # suffix, in accordance with the convention used in common memory data
sheets.
RAM_DATA[63:0]
RAM_PARITY[7:0]
External Memory Interface
Signal
Table 14 - External Memory Interface Package Ball Definition
I/O
OT
OT
IU/
IU/
[63]
[62]
[61]
[60]
[59]
[58]
[57]
[56]
[55]
[54]
[53]
[52]
[51]
[50]
[49]
[48]
[47]
[46]
[45]
[44]
[43]
[42]
[41]
[40]
[39]
[38]
[37]
[36]
[35
[34]
[33]
[32]
[7]
[6]
[5]
[4]
AB5
AA5
AB4
Y5
L1
L2
AD7
AE6
AF5
AB8
AC7
AD6
AE5
AF4
AF3
AE4
AD5
AA8
AB7
AF2
AC6
AE3
AD4
AC5
AA7
AB6
AC4
AD3
AE2
AC3
AD2
AE1
AD1
W6
L3
L4
Package Balls
ZL50110/11/12/14
Zarlink Semiconductor Inc.
[31]
[30]
[29]
[28]
[27]
[26]
[25]
[24]
[23]
[22]
[21]
[20]
[19]
[18]
[17]
[16]
[15]
[14]
[13]
[12]
[11]
[10]
[9]
[8]
[7]
[6]
[5]
[4]
[3]
[2]
[1]
[0]
[3]
[2]
[1]
[0]
42
K3
K4
J1
J2
J3
J4
H1
H2
H3
J5
G1
J6
H4
G2
H5
G3
F1
G4
F2
F3
G5
E1
E2
G6
F5
F4
E3
E4
D1
E5
D2
D4
L5
L6
K1
K2
Buffer memory data. Synchronous to rising
edge of SYSTEM_CLK.
Buffer memory parity. Synchronous to rising
edge of SYSTEM_CLK. Bit [7] is parity for
data byte [63:56], bit [0] is parity for data
byte [7:0].
Description
Data Sheet