參數(shù)資料
型號: ZL50023QCC
廠商: ZARLINK SEMICONDUCTOR INC
元件分類: 路由/交換
英文描述: Enhanced 4 K Digital Switch
中文描述: TELECOM, DIGITAL TIME SWITCH, PQFP256
封裝: 28 X 28 MM, 1.40 MM HEIGHT, MS-026BJC, LQFP-256
文件頁數(shù): 37/80頁
文件大?。?/td> 1341K
代理商: ZL50023QCC
ZL50023
Data Sheet
37
Zarlink Semiconductor Inc.
2
OSB
Output Stand By Bit:
This bit enables the STio0 - 31 and the STOHZ0 -15 serial outputs. The following table
describes the HiZ control of the serial data outputs:
Note: Unused output streams are tristated (STio = HiZ, STOHZ = Driven High). Refer to
SOCR0 - 31 (bit2 - 0).
1 - 0
MS1 - 0
Memory Select Bits
These two bits are used to select connection memory low, connection high or data mem-
ory for access by CPU:
Bit
Name
Description
Table 14 - Control Register (CR) Bits (continued)
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
POS
CKINP
FPINP
CKIN
1
CKIN
0
VAR
EN
MBPE
OSB
MS1
MS0
RESET
Pin
SRSTSW
(in SRR)
ODE
Pin
OSB
Bit
STio0 - 31
STOHZ0 - 15
0
X
X
X
HiZ
Driven High
1
1
X
X
HiZ
Driven High
1
0
0
X
HiZ
Driven High
1
0
1
0
HiZ
Driven High
1
0
1
1
Active
(Controlled by CM)
Active
(Controlled by CM)
MS1 - 0
Memory Selection
00
Connection Memory Low Read/Write
01
Connection Memory High Read/Write
10
Data Memory Read
11
Reserved
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