ZL50016_06 Datasheet, PDF (39/81 Pages) Zarlink Semiconductor Inc – Enhanced 1 K Digital Switch

ZL50016
Data Sheet
External Read/Write Address: 0000_H
Reset Value: 0000_H
15 14
13
12 11 10
9
8
7
6
5
4
3
2
1
0
0
0
0
0
OPM
0
FPIN CKINP FPINP CKIN CKIN VAR MBPE OSB MS1 MS0
POS
1
0
EN
Bit
2
1-0
Name
OSB
MS1 - 0
Description
Output Stand By Bit:
This bit enables the STio0 - 15 and the STOHZ0 -7 serial outputs. The following table
describes the HiZ control of the serial data outputs:
RESET
Pin
0
1
1
1
1
SRSTSW
(in SRR)
X
1
0
0
0
ODE
Pin
X
X
0
1
1
OSB
Bit
X
X
X
0
1
STio0 - 15
HiZ
HiZ
HiZ
HiZ
Active
(Controlled by CM)
STOHZ0 - 7
Driven High
Driven High
Driven High
Driven High
Active
(Controlled by CM)
Note: Unused output streams are tristated (STio = HiZ, STOHZ = Driven High). Refer to
SOCR0 - 15 (bit2 - 0).
Memory Select Bits
These two bits are used to select connection memory low, connection high or data mem-
ory for access by CPU:
MS1 - 0
Memory Selection
00
Connection Memory Low Read/Write
01
Connection Memory High Read/Write
10
Data Memory Read
11
Reserved
Table 13 - Control Register (CR) Bits (continued)
39
Zarlink Semiconductor Inc.