mt90503 Zarlink Semiconductor, mt90503 Datasheet - Page 22

• Manufacturer Part Number: mt90503
• Description: 2048vc Aal1 Sar
• Manufacturer: Zarlink Semiconductor

AG24, AH24, AJ24,
AA26, AA27, AA28,
AC28, AB27, AF28,
AB26, AB28, AA25
AG23, AH23,
AH25, AG26,
AF25, AG25,
AH26, AH27,
AG28, AF27,
AD27, AC26,
AE27, AD26,
AC25, AC27,
AE24, AF24,
AE26, AE28,
AG27, AF26
W27, W28
W26
Y25
Y27
Y26
Y28
Pin
X
1
Z
1
X
X
X
Z
rst
cmem_a [17:0]
1. cmem_a [18]
2. cmem_cs [1]
cmem_d[15:0]
cmem_cs[0]
cmem_bws[0]
cmem_bws[1]
cmem_r/w
cmem_par[1:0]
Table 2 - Control Memory Bus Interface Pins
Name
Zarlink Semiconductor Inc.
MT90503
O
1. O
2. O
I/O
O
O
O
O
I/O
I/O
22
4 mA
4 mA
TTL, 4 mA
4 mA
4 mA
4 mA
4 mA
TTL, 4 mA
Type
Control memory address bus
1. Control memory address bus
2. Control memory chip select 1.
Control memory data bus.
Control memory chip select 0
Control memory byte write select 0.
Control memory byte write select 1.
Control Memory R/W. This signal is only
used for late write memories.
Control Memory Parity 1:0
Description
Data Sheet