RS8234 Mindspeed Technologies, RS8234 Datasheet - Page 376

• Manufacturer Part Number: RS8234
• Description: Atm Servicesar Plus With Xbr Traffic Management
• Manufacturer: Mindspeed Technologies

Appendix A Boundary Scan
A.5 Electrical Characteristics
A.5 Electrical Characteristics
This section describes the electrical characteristics for boundary scan.
and
Table A-5. Timing Specifications
A-8
NOTE(S):
(1)
Symbol
Figure A-6
t
t
t
t
TRST* going inactive timing only required if TMS = 0 at the rising edge of TCLK.
t
t
t
high
t
t
t
—
t
t
cyc
low
rise
fall
sur
t
out
rst
on
off
su
hr
h
shows a timing diagram.
TCLK Frequency
TCLK Cycle
TCLK High Pulse Width
TCLK Low Pulse Width
TCLK Rise
TCLK Fall
TRST* Inactive to TCLK Rising Edge
TRST* Inactive after TCLK Rising Edge
TRST* Active
TDI, TMS, and Data Inputs Setup
TDI, TMS, and Data Inputs Hold
TDO and Data Outputs Valid
TDO and Data Outputs Float to Valid
TDO and Data Outputs Valid to Float
Description
Mindspeed Technologies
(1)
(1)
ATM ServiceSAR Plus with xBR Traffic Management
Table A-5
™
Min
—
50
20
20
—
—
—
1
1
5
5
1
5
5
provides timing specifications
Max
20
—
30
30
—
—
—
—
—
10
10
10
4
4
28234-DSH-001-B
Unit
MHz
RS8234
t
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
cyc